Debt - Maturities (Details) (Term Loan Facility [Member], USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Term Loan Facility [Member]
  
Long-term Debt, Fiscal Year Maturity [Abstract]  
2015 $ 68,750
2016 93,750
2017 118,750
2018 656,250
Long-term debt $ 937,500