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Fair Value Measurements (Tables) | 12 Months Ended
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Dec. 31, 2012
Fair Value Measurements |
Summary of assets and liabilities measured at fair value on recurring basis | The following table presents our assets and liabilities measured at fair value on a recurring basis as of December 31, 2012 and 2011, with pricing levels as of the date of valuation (in thousands):
|  | December 31, |
|  | 2012 |  | 2011 |
|  | (Level 1) |  | (Level 2) |  | (Level 3) |  | (Level 1) |  | (Level 2) |  | (Level 3) |
Interest rate swaps asset (liability) |  | $ | — |  | $ | (9,916 | ) | $ | — |  | $ | — |  | $ | (19,446 | ) | $ | — |
Summary of assets and liabilities measured at fair value on nonrecurring basis | The following table presents our assets and liabilities measured at fair value on a nonrecurring basis for the years ended December 31, 2012 and 2011, with pricing levels as of the date of valuation (in thousands):
|  | Years Ended December 31, |
|  | 2012 |  | 2011 |
|  | (Level 1) |  | (Level 2) |  | (Level 3) |  | (Level 1) |  | (Level 2) |  | (Level 3) |
Impaired long-lived assets |  | $ | — |  | $ | — |  | $ | 35,654 |  | $ | — |  | $ | — |  | $ | 1,463 |
Impaired long-lived assets — Discontinued operations |  | — |  | — |  | — |  | — |  | — |  | — |

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- Definition Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 33 -Subparagraph a, b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19296-110258 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19190-110258 + Details
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