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Debt Narrative (Details)
$ in Thousands
 3 Months Ended
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2015
USD ($)
Jun. 24, 2014
USD ($)
Borrowings under Term Loan       $ 255,000
Term loan spread basis points 112.5      
Line of credit facility, maximum borrowing capacity       200,000
Line of credit, outstanding borrowings       $ 0
Line of credit facility, current borrowing capacity $ 200,000      
Line of credit facility, facility fee basis points 12.5      
Line of credit facility spread basis points 100      
Term loan quarterly payments, next twelve months     $ 25,500  
Term loan quarterly payments, year two     25,500  
Term loan quarterly payments, year three     55,800  
Term loan quarterly payments, year four     $ 110,000  
Repayments on borrowings $ 6,375 $ 6,375