Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Loss - Summary of Accumulated Other Comprehensive Income (Loss) (Details)

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Accumulated Other Comprehensive Loss - Summary of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Balance at December 31, 2015     $ 201,065,000  
Total other comprehensive loss, net of tax $ (2,459,000) $ (8,946,000) (19,001,000) $ (12,407,000)
Balance at September 30, 2016 212,225,000   212,225,000  
Other comprehensive income (loss), reclassification adjustment from AOCI on derivatives, tax     0  
AOCI Attributable to Parent        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Balance at December 31, 2015     (13,546,000)  
Total other comprehensive loss, net of tax     (19,001,000)  
Balance at September 30, 2016 $ (32,547,000)   (32,547,000)  
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent        
AOCI Attributable to Parent, Net of Tax [Roll Forward]        
Unrealized loss on derivatives recognized through Accumulated other comprehensive loss     (24,447,000)  
Reclassifications of unrealized loss on derivatives into net income, net of income tax of $0 [1]     $ 5,446,000  
[1] Amounts reclassified into net income are included in Interest expense on the condensed consolidated statement of operations. See note 6, Derivatives, for further information.