<?xml version="1.0" encoding="us-ascii"?><InstanceReport xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><Version>2.4.0.8</Version><ReportLongName>103 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS</ReportLongName><DisplayLabelColumn>true</DisplayLabelColumn><ShowElementNames>false</ShowElementNames><RoundingOption>In Thousands, unless otherwise specified</RoundingOption><HasEmbeddedReports>false</HasEmbeddedReports><Columns><Column FlagID="0"><Id>1</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><CurrencyCode>USD</CurrencyCode><FootnoteIndexer /><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios><MCU><KeyName /><CurrencySymbol>$</CurrencySymbol><contextRef><ContextID>eol_PE77887---1310-Q0004_STD_0_20130630_0</ContextID><EntitySchema>http://www.sec.gov/CIK</EntitySchema><EntityValue>0001022652</EntityValue><PeriodDisplayName /><PeriodType>instant</PeriodType><PeriodStartDate>2013-06-30T00:00:00</PeriodStartDate><PeriodEndDate>0001-01-01T00:00:00</PeriodEndDate><Segments /><Scenarios /></contextRef><UPS><UnitProperty><UnitID>iso4217_USD</UnitID><UnitType>Standard</UnitType><StandardMeasure><MeasureSchema>http://www.xbrl.org/2003/iso4217</MeasureSchema><MeasureValue>USD</MeasureValue><MeasureNamespace>iso4217</MeasureNamespace><MeasureDescription /><MeasureType /></StandardMeasure><MultiplyMeasures><Measure><MeasureSchema /><MeasureValue /><MeasureNamespace /><MeasureDescription /><MeasureType /></Measure><Measure><MeasureSchema /><MeasureValue /><MeasureNamespace /><MeasureDescription /><MeasureType /></Measure></MultiplyMeasures><NumeratorMeasure><MeasureSchema /><MeasureValue /><MeasureNamespace /><MeasureDescription /><MeasureType /></NumeratorMeasure><DenominatorMeasure><MeasureSchema /><MeasureValue /><MeasureNamespace /><MeasureDescription /><MeasureType /></DenominatorMeasure><Scale>0</Scale></UnitProperty></UPS><CurrencyCode>USD</CurrencyCode><OriginalCurrencyCode>USD</OriginalCurrencyCode></MCU><CurrencySymbol>$</CurrencySymbol><Labels><Label Key="Calendar" Id="0" Label="Jun. 30, 2013" /></Labels></Column><Column FlagID="0"><Id>2</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><CurrencyCode>USD</CurrencyCode><FootnoteIndexer /><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios><MCU><KeyName /><CurrencySymbol>$</CurrencySymbol><contextRef><ContextID>eol_PE77887---1310-Q0004_STD_0_20121231_0</ContextID><EntitySchema>http://www.sec.gov/CIK</EntitySchema><EntityValue>0001022652</EntityValue><PeriodDisplayName /><PeriodType>instant</PeriodType><PeriodStartDate>2012-12-31T00:00:00</PeriodStartDate><PeriodEndDate>0001-01-01T00:00:00</PeriodEndDate><Segments /><Scenarios /></contextRef><UPS><UnitProperty><UnitID>iso4217_USD</UnitID><UnitType>Standard</UnitType><StandardMeasure><MeasureSchema>http://www.xbrl.org/2003/iso4217</MeasureSchema><MeasureValue>USD</MeasureValue><MeasureNamespace>iso4217</MeasureNamespace><MeasureDescription /><MeasureType /></StandardMeasure><MultiplyMeasures><Measure><MeasureSchema /><MeasureValue /><MeasureNamespace /><MeasureDescription /><MeasureType /></Measure><Measure><MeasureSchema /><MeasureValue /><MeasureNamespace /><MeasureDescription /><MeasureType /></Measure></MultiplyMeasures><NumeratorMeasure><MeasureSchema /><MeasureValue /><MeasureNamespace /><MeasureDescription /><MeasureType /></NumeratorMeasure><DenominatorMeasure><MeasureSchema /><MeasureValue /><MeasureNamespace /><MeasureDescription /><MeasureType /></DenominatorMeasure><Scale>0</Scale></UnitProperty></UPS><CurrencyCode>USD</CurrencyCode><OriginalCurrencyCode>USD</OriginalCurrencyCode></MCU><CurrencySymbol>$</CurrencySymbol><Labels><Label Key="Calendar" Id="0" Label="Dec. 31, 2012" /></Labels></Column></Columns><Rows><Row FlagID="0"><Id>1</Id><IsAbstractGroupTitle>true</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_AssetsCurrentAbstract</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>na</BalanceType><PeriodType>duration</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="" UnitID=""><Id>1</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="" UnitID=""><Id>2</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:stringItemType</ElementDataType><SimpleDataType>string</SimpleDataType><IsTotalLabel>false</IsTotalLabel><UnitID>0</UnitID><Label>Current assets:</Label></Row><Row FlagID="0"><Id>2</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_CashAndCashEquivalentsAtCarryingValue</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>24863000</NumericAmount><RoundedNumericAmount>24863</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode>USD</CurrencyCode><CurrencySymbol>$</CurrencySymbol><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>true</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>16044000</NumericAmount><RoundedNumericAmount>16044</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode>USD</CurrencyCode><CurrencySymbol>$</CurrencySymbol><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>true</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Glossary Cash



 -URI http://asc.fasb.org/extlink&amp;oid=6506951







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Glossary Cash Equivalents



 -URI http://asc.fasb.org/extlink&amp;oid=6507016







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 1



 -Article 5







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.1)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 5: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section 45



 -Paragraph 1



 -Subparagraph (a)



 -URI http://asc.fasb.org/extlink&amp;oid=28358313&amp;loc=d3e6676-107765







Reference 6: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 230



 -SubTopic 10



 -Section 45



 -Paragraph 4



 -URI http://asc.fasb.org/extlink&amp;oid=31042434&amp;loc=d3e3044-108585







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Cash and cash equivalents</Label></Row><Row FlagID="0"><Id>3</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_MarketableSecuritiesCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>21203000</NumericAmount><RoundedNumericAmount>21203</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>38064000</NumericAmount><RoundedNumericAmount>38064</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount of investments in debt and equity securities, including, but not limited to, held-to-maturity, trading and available-for-sale expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.2)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 320



 -SubTopic 10



 -Section 45



 -Paragraph 2



 -URI http://asc.fasb.org/extlink&amp;oid=6871852&amp;loc=d3e26626-111562







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 2



 -Article 5







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section 45



 -Paragraph 1



 -Subparagraph (f)



 -URI http://asc.fasb.org/extlink&amp;oid=28358313&amp;loc=d3e6676-107765







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Marketable securities</Label></Row><Row FlagID="0"><Id>4</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_MarketableSecuritiesRestrictedCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>1583000</NumericAmount><RoundedNumericAmount>1583</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Total debt and equity financial instruments including: (1) securities held-to-maturity, (2) trading securities, and (3) securities available-for-sale which are intended to be held for less than one year or the normal operating cycle, whichever is longer and that are pledged to one or more secured parties who have the right to buy, sell, or re-pledge the collateral.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 235



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.4-08.(b))



 -URI http://asc.fasb.org/extlink&amp;oid=26873400&amp;loc=d3e23780-122690







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 03



 -Paragraph 6



 -Article 9







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.2)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 08



 -Paragraph b



 -Article 4







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Restricted marketable securities</Label></Row><Row FlagID="0"><Id>5</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_AccountsReceivableNetCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>39582000</NumericAmount><RoundedNumericAmount>39582</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>42652000</NumericAmount><RoundedNumericAmount>42652</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.3-4)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 3



 -Subparagraph a(1)



 -Article 5







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 4



 -Article 5







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Accounts receivable, net of allowance for doubtful accounts of $1,009 at June 30, 2013 and $627 at December 31, 2012</Label></Row><Row FlagID="0"><Id>6</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_InventoryNet</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>28897000</NumericAmount><RoundedNumericAmount>28897</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>39016000</NumericAmount><RoundedNumericAmount>39016</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.6(a))



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 330



 -SubTopic 10



 -Section 35



 -Paragraph 2



 -URI http://asc.fasb.org/extlink&amp;oid=6386567&amp;loc=d3e3927-108312







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section 45



 -Paragraph 1



 -Subparagraph (b)



 -URI http://asc.fasb.org/extlink&amp;oid=28358313&amp;loc=d3e6676-107765







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Inventories</Label></Row><Row FlagID="0"><Id>7</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_DeferredTaxAssetsNetCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>126000</NumericAmount><RoundedNumericAmount>126</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>126000</NumericAmount><RoundedNumericAmount>126</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 45



 -Paragraph 4



 -URI http://asc.fasb.org/extlink&amp;oid=21917399&amp;loc=d3e31917-109318







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 50



 -Paragraph 2



 -Subparagraph (b)



 -URI http://asc.fasb.org/extlink&amp;oid=6907707&amp;loc=d3e32537-109319







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 45



 -Paragraph 6



 -URI http://asc.fasb.org/extlink&amp;oid=21917399&amp;loc=d3e31931-109318







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 45



 -Paragraph 5



 -URI http://asc.fasb.org/extlink&amp;oid=21917399&amp;loc=d3e31928-109318







Reference 5: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 45



 -Paragraph 9



 -URI http://asc.fasb.org/extlink&amp;oid=21917399&amp;loc=d3e31958-109318







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Deferred tax assets, net</Label></Row><Row FlagID="0"><Id>8</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_PrepaidExpenseAndOtherAssetsCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>5443000</NumericAmount><RoundedNumericAmount>5443</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>4829000</NumericAmount><RoundedNumericAmount>4829</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 8



 -Article 5







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section 45



 -Paragraph 1



 -URI http://asc.fasb.org/extlink&amp;oid=28358313&amp;loc=d3e6676-107765







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Prepaid expenses and other</Label></Row><Row FlagID="0"><Id>9</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_AssetsCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>totalLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>121697000</NumericAmount><RoundedNumericAmount>121697</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>140731000</NumericAmount><RoundedNumericAmount>140731</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.9)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section 45



 -Paragraph 3



 -URI http://asc.fasb.org/extlink&amp;oid=28358313&amp;loc=d3e6801-107765







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section 45



 -Paragraph 1



 -URI http://asc.fasb.org/extlink&amp;oid=28358313&amp;loc=d3e6676-107765







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 9



 -Article 5







</ElementReferences><IsTotalLabel>true</IsTotalLabel><UnitID>2</UnitID><Label>Total current assets</Label></Row><Row FlagID="0"><Id>10</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_PropertyPlantAndEquipmentNet</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>13392000</NumericAmount><RoundedNumericAmount>13392</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>15229000</NumericAmount><RoundedNumericAmount>15229</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 360



 -SubTopic 10



 -Section 50



 -Paragraph 1



 -URI http://asc.fasb.org/extlink&amp;oid=6391035&amp;loc=d3e2868-110229







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.13)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 13



 -Subparagraph a



 -Article 5







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 03



 -Paragraph 8



 -Article 7







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Property and equipment, net of accumulated depreciation of $63,680 at June 30, 2013 and $59,702 at December 31, 2012</Label></Row><Row FlagID="0"><Id>11</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_MarketableSecuritiesNoncurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>11586000</NumericAmount><RoundedNumericAmount>11586</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>1201000</NumericAmount><RoundedNumericAmount>1201</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Total debt and equity financial instruments including: (1) securities held-to-maturity and (2) securities available-for-sale that will be held for the long-term.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.12)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 320



 -SubTopic 10



 -Section 45



 -Paragraph 2



 -URI http://asc.fasb.org/extlink&amp;oid=6871852&amp;loc=d3e26626-111562







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Marketable securities</Label></Row><Row FlagID="0"><Id>12</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_IntangibleAssetsNetExcludingGoodwill</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>2635000</NumericAmount><RoundedNumericAmount>2635</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>3163000</NumericAmount><RoundedNumericAmount>3163</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 350



 -SubTopic 30



 -Section 45



 -Paragraph 1



 -URI http://asc.fasb.org/extlink&amp;oid=6388964&amp;loc=d3e16212-109274







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 350



 -SubTopic 30



 -Section 50



 -Paragraph 2



 -Subparagraph ((a)(1),(b))



 -URI http://asc.fasb.org/extlink&amp;oid=26713463&amp;loc=d3e16323-109275







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Intangible assets, net of accumulated amortization of $12,478 at June 30, 2013 and $11,951 at December 31, 2012</Label></Row><Row FlagID="0"><Id>13</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_DeferredTaxAssetsNetNoncurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>468000</NumericAmount><RoundedNumericAmount>468</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>584000</NumericAmount><RoundedNumericAmount>584</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount after allocation of valuation allowances of noncurrent deferred tax asset attributable to deductible temporary differences and carryforwards. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 45



 -Paragraph 4



 -URI http://asc.fasb.org/extlink&amp;oid=21917399&amp;loc=d3e31917-109318







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 50



 -Paragraph 2



 -Subparagraph (b)



 -URI http://asc.fasb.org/extlink&amp;oid=6907707&amp;loc=d3e32537-109319







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 45



 -Paragraph 6



 -URI http://asc.fasb.org/extlink&amp;oid=21917399&amp;loc=d3e31931-109318







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 45



 -Paragraph 5



 -URI http://asc.fasb.org/extlink&amp;oid=21917399&amp;loc=d3e31928-109318







Reference 5: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 740



 -SubTopic 10



 -Section 45



 -Paragraph 9



 -URI http://asc.fasb.org/extlink&amp;oid=21917399&amp;loc=d3e31958-109318







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Deferred tax assets, net</Label></Row><Row FlagID="0"><Id>14</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_OtherAssetsNoncurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>618000</NumericAmount><RoundedNumericAmount>618</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>623000</NumericAmount><RoundedNumericAmount>623</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Aggregate carrying amount, as of the balance sheet date, of noncurrent assets not separately disclosed in the balance sheet. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.17)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 17



 -Article 5







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Other assets</Label></Row><Row FlagID="0"><Id>15</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_Assets</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>totalLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>150396000</NumericAmount><RoundedNumericAmount>150396</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>161531000</NumericAmount><RoundedNumericAmount>161531</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.18)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 03



 -Paragraph 12



 -Article 7







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 18



 -Article 5







</ElementReferences><IsTotalLabel>true</IsTotalLabel><UnitID>2</UnitID><Label>Total assets</Label></Row><Row FlagID="0"><Id>16</Id><IsAbstractGroupTitle>true</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_LiabilitiesCurrentAbstract</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>na</BalanceType><PeriodType>duration</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="" UnitID=""><Id>1</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="" UnitID=""><Id>2</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:stringItemType</ElementDataType><SimpleDataType>string</SimpleDataType><IsTotalLabel>false</IsTotalLabel><UnitID>0</UnitID><Label>Current liabilities:</Label></Row><Row FlagID="0"><Id>17</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_AccountsPayableCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>48636000</NumericAmount><RoundedNumericAmount>48636</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>45732000</NumericAmount><RoundedNumericAmount>45732</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 19



 -Subparagraph a



 -Article 5







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.19(a))



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Accounts payable</Label></Row><Row FlagID="0"><Id>18</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_AccruedLiabilitiesCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>27593000</NumericAmount><RoundedNumericAmount>27593</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>27800000</NumericAmount><RoundedNumericAmount>27800</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 20



 -Article 5







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.20)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Accrued expenses</Label></Row><Row FlagID="0"><Id>19</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_LinesOfCreditCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>1583000</NumericAmount><RoundedNumericAmount>1583</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.20)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 19, 20



 -Article 5







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Glossary Line-of-Credit Arrangement



 -URI http://asc.fasb.org/extlink&amp;oid=6517033







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Short-term margin loan facility</Label></Row><Row FlagID="0"><Id>20</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_LiabilitiesCurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>totalLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>77812000</NumericAmount><RoundedNumericAmount>77812</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>73532000</NumericAmount><RoundedNumericAmount>73532</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.21)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 21



 -Article 5







</ElementReferences><IsTotalLabel>true</IsTotalLabel><UnitID>2</UnitID><Label>Total current liabilities</Label></Row><Row FlagID="0"><Id>21</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_OtherLiabilitiesNoncurrent</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>2557000</NumericAmount><RoundedNumericAmount>2557</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>2552000</NumericAmount><RoundedNumericAmount>2552</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Aggregate carrying amount, as of the balance sheet date, of noncurrent obligations not separately disclosed in the balance sheet. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer).</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.24)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 24



 -Article 5







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Other long-term liabilities</Label></Row><Row FlagID="0"><Id>22</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_Liabilities</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>totalLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>80369000</NumericAmount><RoundedNumericAmount>80369</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>76084000</NumericAmount><RoundedNumericAmount>76084</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.19-26)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







</ElementReferences><IsTotalLabel>true</IsTotalLabel><UnitID>2</UnitID><Label>Total liabilities</Label></Row><Row FlagID="0"><Id>23</Id><IsAbstractGroupTitle>true</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_StockholdersEquityAbstract</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>na</BalanceType><PeriodType>duration</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="" UnitID=""><Id>1</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="" UnitID=""><Id>2</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:stringItemType</ElementDataType><SimpleDataType>string</SimpleDataType><IsTotalLabel>false</IsTotalLabel><UnitID>0</UnitID><Label>Stockholders' equity:</Label></Row><Row FlagID="0"><Id>24</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_PreferredStockValue</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 04



 -Article 3







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 505



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.3-04)



 -URI http://asc.fasb.org/extlink&amp;oid=27012166&amp;loc=d3e187085-122770







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.28)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 29



 -Article 5







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Preferred stock, par value $0.001; 2,000 shares authorized and none outstanding</Label></Row><Row FlagID="0"><Id>25</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_CommonStockValue</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>34000</NumericAmount><RoundedNumericAmount>34</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>34000</NumericAmount><RoundedNumericAmount>34</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.29)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 30



 -Article 5







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Common stock, par value $0.001; 50,000 shares authorized, 33,957 and 33,655 shares issued and outstanding at June 30, 2013 and December 31, 2012, respectively</Label></Row><Row FlagID="0"><Id>26</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_AdditionalPaidInCapital</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>440109000</NumericAmount><RoundedNumericAmount>440109</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>438477000</NumericAmount><RoundedNumericAmount>438477</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 31



 -Article 5







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.30(a)(1))



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Additional paid-in capital</Label></Row><Row FlagID="0"><Id>27</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>-24000</NumericAmount><RoundedNumericAmount>-24</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>14000</NumericAmount><RoundedNumericAmount>14</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 220



 -SubTopic 10



 -Section 45



 -Paragraph 14A



 -URI http://asc.fasb.org/extlink&amp;oid=28358780&amp;loc=SL7669686-108580







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 220



 -SubTopic 10



 -Section 45



 -Paragraph 11



 -URI http://asc.fasb.org/extlink&amp;oid=28358780&amp;loc=d3e637-108580







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 220



 -SubTopic 10



 -Section 45



 -Paragraph 14



 -URI http://asc.fasb.org/extlink&amp;oid=28358780&amp;loc=d3e681-108580







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 31



 -Article 5







Reference 5: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 04



 -Article 3







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Accumulated other comprehensive income (loss)</Label></Row><Row FlagID="0"><Id>28</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_RetainedEarningsAccumulatedDeficit</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>-345092000</NumericAmount><RoundedNumericAmount>-345092</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>-328078000</NumericAmount><RoundedNumericAmount>-328078</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>The cumulative amount of the reporting entity's undistributed earnings or deficit.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 31



 -Article 5







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 04



 -Article 3







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.31(a)(3))



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Accumulated deficit</Label></Row><Row FlagID="0"><Id>29</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_StockholdersEquityBeforeTreasuryStock</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>totalLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>95027000</NumericAmount><RoundedNumericAmount>95027</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>110447000</NumericAmount><RoundedNumericAmount>110447</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Total amount of stockholders' equity (deficit) items including stock value, paid in capital, retained earnings and including equity attributable to noncontrolling interests and before deducting the carrying value of treasury stock.</ElementDefenition><ElementReferences>No definition available.</ElementReferences><IsTotalLabel>true</IsTotalLabel><UnitID>2</UnitID><Label>Stockholders' equity before treasury stock</Label></Row><Row FlagID="0"><Id>30</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_TreasuryStockValue</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>debit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>true</IsReverseSign><PreferredLabelRole>negatedLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>-25000000</NumericAmount><RoundedNumericAmount>-25000</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>-25000000</NumericAmount><RoundedNumericAmount>-25000</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 505



 -SubTopic 30



 -Section 50



 -Paragraph 4



 -URI http://asc.fasb.org/extlink&amp;oid=6405834&amp;loc=d3e23315-112656







</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Treasury stock at cost; 2,436 common shares at June 30, 2013 and December 31, 2012, respectively</Label></Row><Row FlagID="0"><Id>31</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>4</Level><ElementName>us-gaap_StockholdersEquity</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>totalLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>70027000</NumericAmount><RoundedNumericAmount>70027</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>85447000</NumericAmount><RoundedNumericAmount>85447</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 310



 -SubTopic 10



 -Section S99



 -Paragraph 2



 -Subparagraph (SAB TOPIC 4.E)



 -URI http://asc.fasb.org/extlink&amp;oid=27010918&amp;loc=d3e74512-122707







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Staff Accounting Bulletin (SAB)



 -Number Topic 4



 -Section E







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.29-31)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 4: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 29, 30, 31



 -Article 5







</ElementReferences><IsTotalLabel>true</IsTotalLabel><UnitID>2</UnitID><Label>Total stockholders' equity</Label></Row><Row FlagID="0"><Id>32</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>3</Level><ElementName>us-gaap_LiabilitiesAndStockholdersEquity</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>credit</BalanceType><PeriodType>instant</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>totalLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20130630_0" UnitID="iso4217_USD"><Id>1</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>150396000</NumericAmount><RoundedNumericAmount>150396</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode>USD</CurrencyCode><CurrencySymbol>$</CurrencySymbol><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>true</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell><Cell FlagID="0" ContextID="eol_PE77887---1310-Q0004_STD_0_20121231_0" UnitID="iso4217_USD"><Id>2</Id><IsNumeric>true</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>161531000</NumericAmount><RoundedNumericAmount>161531</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode>USD</CurrencyCode><CurrencySymbol>$</CurrencySymbol><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>true</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:monetaryItemType</ElementDataType><SimpleDataType>monetary</SimpleDataType><ElementDefenition>Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef



 -Publisher FASB



 -Name Accounting Standards Codification



 -Topic 210



 -SubTopic 10



 -Section S99



 -Paragraph 1



 -Subparagraph (SX 210.5-02.32)



 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682







Reference 2: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 03



 -Paragraph 25



 -Article 7







Reference 3: http://www.xbrl.org/2003/role/presentationRef



 -Publisher SEC



 -Name Regulation S-X (SX)



 -Number 210



 -Section 02



 -Paragraph 32



 -Article 5







</ElementReferences><IsTotalLabel>true</IsTotalLabel><UnitID>2</UnitID><Label>Total liabilities and stockholders' equity</Label></Row></Rows><Footnotes /><IsEquityReport>false</IsEquityReport><ReportName>CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)</ReportName><MonetaryRoundingLevel>Thousands</MonetaryRoundingLevel><SharesRoundingLevel>UnKnown</SharesRoundingLevel><PerShareRoundingLevel>UnKnown</PerShareRoundingLevel><ExchangeRateRoundingLevel>UnKnown</ExchangeRateRoundingLevel><HasCustomUnits>true</HasCustomUnits><IsEmbedReport>false</IsEmbedReport><IsMultiCurrency>false</IsMultiCurrency><ReportType>Sheet</ReportType><RoleURI>http://www.nvtl.com/taxonomy/role/StatementOfFinancialPositionClassified</RoleURI><NumberOfCols>2</NumberOfCols><NumberOfRows>32</NumberOfRows></InstanceReport>
