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Accounting for Derivatives (Tables) | 12 Months Ended
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Dec. 31, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Effect of derivative instruments on consolidated financial position | The following tables present the effect of derivative instruments on our consolidated financial position and results of operations (in thousands):
|  | December 31, 2015 |  | December 31, 2014
| Balance Sheet Location | Fair Value Asset (Liability) |  | Fair Value Asset (Liability)
Derivatives designated as hedging instruments: |  |  |  |  |  |
Interest rate swaps | Intangible and other assets, net | $ | 45 |  |  | $ | 712 |
Interest rate swaps | Accrued liabilities | (4,608 | ) |  | (4,958 | )
Interest rate swaps | Other long-term liabilities | (1,421 | ) |  | (150 | )
Total derivatives |  | $ | (5,984 | ) |  | $ | (4,396 | )
Effect of derivative instruments on results of operations |
| Pre-tax Gain (Loss) Recognized in Other Comprehensive Income (Loss) on Derivatives |  | Location of Pre-tax Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Loss) |  | Pre-tax Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) into Income (Loss)
Derivatives designated as cash flow hedges: |  |  |  |  |  |  |
Interest rate swaps |  |  |  |  |  |  |
Year ended December 31, 2015 | $ | (8,901 | ) |  | Interest expense |  | $ | (7,259 | )
Year ended December 31, 2014 | (5,879 | ) |  | Interest expense |  | (5,657 | )
Year ended December 31, 2013 | 3,057 |  |  | Interest expense |  | (6,124 | )

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- Definition Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments. + References Reference 1: 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=35706170&loc=SL5624171-113959 Reference 2: 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=35706170&loc=SL5618551-113959 + 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 Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624163-113959 + Details
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