Quarterly report pursuant to Section 13 or 15(d)

Debt - Credit Facility (Details)

v3.5.0.2
Debt - Credit Facility (Details)
1 Months Ended 3 Months Ended
Nov. 30, 2014
USD ($)
Sep. 30, 2016
USD ($)
quarter
Sep. 30, 2015
USD ($)
Debt Instrument      
Repayment of debt   $ 40,000,000 $ 40,000,000
Principle prepayments on term loans, net of quarterly payments   $ 148,100,000  
Term loans and revolving credit facility      
Debt Instrument      
Covenant compliance, number of consecutive quarters | quarter   4  
Covenant compliance, minimum interest expense coverage ratio   3.50  
Credit facility, amount outstanding   $ 0  
Term loans and revolving credit facility | Covenant Compliance Period 1      
Debt Instrument      
Covenant compliance, number of consecutive quarters | quarter   4  
Term loans and revolving credit facility | September 30, 2016      
Debt Instrument      
Maximum leverage ratio   3.75  
Term loans and revolving credit facility | December 31, 2016 and March 31, 2017      
Debt Instrument      
Maximum leverage ratio   3.50  
Term loans and revolving credit facility | Thereafter      
Debt Instrument      
Maximum leverage ratio   3.00  
Term loans and revolving credit facility | LIBOR      
Debt Instrument      
Basis spread on variable rate (in bps)   1.25%  
Term loans and revolving credit facility | LIBOR | Minimum      
Debt Instrument      
Basis spread on variable rate (in bps)   1.00%  
Term loans and revolving credit facility | LIBOR | Maximum      
Debt Instrument      
Basis spread on variable rate (in bps)   1.75%  
Term loans      
Debt Instrument      
Face amount $ 750,000,000    
Debt instrument, term (in years) 5 years    
Repayment of debt   $ 40,000,000  
Term loans | December 31, 2016      
Debt Instrument      
Quarterly payment, principal   9,375,000  
Term loans | March 31, 2017 through December 31, 2017      
Debt Instrument      
Quarterly payment, principal   14,063,000  
Term loans | March 31, 2018 through September 30, 2019      
Debt Instrument      
Quarterly payment, principal   18,750,000  
Term loans | December 31, 2019      
Debt Instrument      
Quarterly payment, principal   $ 487,500,000  
Revolving credit facility      
Debt Instrument      
Maximum borrowing capacity $ 500,000,000    
Commitment fee percentage   0.15%  
Revolving credit facility | Minimum      
Debt Instrument      
Commitment fee percentage   0.10%  
Revolving credit facility | Maximum      
Debt Instrument      
Commitment fee percentage   0.25%