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Derivatives - Additional Information (Details) - USD ($)
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Feb. 22, 2017
Dec. 31, 2016
Derivative [Line Items]        
Hedging ineffectiveness recorded in earnings $ 0 $ 0    
Estimated gain reclassified from other comprehensive income (loss) to earnings as contracts settle 1,000,000      
Accumulated losses in other comprehensive income 7,973,000     $ 15,499,000
Interest Rate Swap [Member]        
Derivative [Line Items]        
Notional Amount 750,000,000      
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]        
Derivative [Line Items]        
Accumulated losses in other comprehensive income     $ 14,000,000  
Other, Net [Member] | Not Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]        
Derivative [Line Items]        
Gain on derivatives $ 2,000,000