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Derivative Instruments (Tables) | 12 Months Ended
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Dec. 31, 2012
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Schedule of Fair Values of Derivative Instruments in Consolidated Balance Sheets | The fair values of derivative instruments in the Consolidated Balance Sheets as of December 31, 2012 and 2011 are as follows (in thousands):
Derivative designated as hedging instrument under ASC 815 |  | Balance Sheet Classification |  | 2012 |  | 2011
Interest rate contracts |  | Other long-term assets |  | $ | 69 |  |  | $ | — |
Interest rate contracts |  | Other liabilities |  | (362 | ) |  | (310 | )
Interest rate contracts |  | Other long-term liabilities |  | (55 | ) |  | (298 | )
|  |  |  | $ | (348 | ) |  | $ | (608 | )
Schedule of Effect of Derivative Instruments On Consolidated Statements of Operations and Comprehensive Income | The following tables reflect the effect of derivative instruments on the Consolidated Statements of Operations and Comprehensive Income (Loss) for the years ended December 31, 2012, 2011 and 2010 (in thousands):
Derivatives in Cash Flow Hedging Relationships | Amount of Gain/Loss Recognized in Accumulated Other Comprehensive Income on Derivative
| 2012 |  | 2011 |  | 2010
Interest rate contracts | $ | (21 | ) |  | $ | (380 | ) |  | $ | — |
| Location of Gain/Loss Reclassified from Accumulated Other Comprehensive Income into Income | Amount of Gain/Loss Reclassified from Accumulated Other Comprehensive Income into Income
|  | 2012 |  | 2011 |  | 2010
Interest rate contracts | Interest expense | $ | 369 |  |  | $ | 310 |  |  | $ | — |

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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 Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959 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 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. Reference 4: 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=7476318&loc=SL5624171-113959 + 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 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 4B -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 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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