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Derivative Instruments (Tables) | 12 Months Ended
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Dec. 31, 2011
Derivative Instruments [Abstract] |
Outstanding forward contracts |
Currency |  | Amount |
U.S. Dollar/Euro |  |  | 3,790,000 U.S. Dollars |
Japanese Yen/Euro |  |  | 200,000,000 Japanese Yen |
Information regarding the fair value of the forward contracts outstanding |
|  | Asset Derivatives |  |  | Liability Derivatives |
| Balance Sheet Location |  | Fair Value |  |  | Balance Sheet Location |  | Fair Value |
|  |  | December 31, 2011 |  |  | December 31, 2010 |  |  |  | December 31, 2011 |  |  | December 31, 2010 |
Currency forward contracts |  | Prepaid expenses and other current assets |  | $ | 14 |  |  | $ | 83 |  |  | Accrued expenses |  | $ | 165 |  |  | $ | 125 |
Information regarding the effect of the forward contracts, net of the underlying exposure, on the Consolidated Statements of Operations |
|  | Location of Gain (Loss) Recognized in Income on Derivatives |  | Amount of Gain (Loss) Recognized In Income on Derivatives Year ended December 31, |
|  | 2011 |  |  | 2010 |  |  | 2009 |
Currency forward contracts |  | Foreign currency gain (loss) |  |  | $34 |  |  | $ | 62 |  |  | $ | (526 | )

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- Definition Tabular disclosure of the location and amount of gains and losses reported in the statement of financial performance, or when applicable, the statement of financial position. For example, (a) gains and losses recognized in the income statement on derivative instruments designated and qualifying as hedging instruments in fair value hedges and related hedged items designated and qualifying in fair value hedges and (b) gains and losses initially recognized in other comprehensive income on derivative instruments designated and qualifying as cash flow hedges. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624171-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5618551-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624163-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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