Quarterly report pursuant to Section 13 or 15(d)

Debt - Additional Information (Details)

v3.2.0.727
Debt - Additional Information (Details)
3 Months Ended 9 Months Ended
Apr. 16, 2012
USD ($)
Dec. 31, 2015
USD ($)
May. 31, 2015
USD ($)
covenant
May. 31, 2015
USD ($)
covenant
Debt Instrument [Line Items]        
Senior credit facility expansion option, available     $ 450,000,000 $ 450,000,000
Debt Instrument, actual interest rate     1.94% 1.94%
Libor Rate        
Debt Instrument [Line Items]        
Debt instrument, interest rate over variable rate     1.75%  
Revolving Credit Facility        
Debt Instrument [Line Items]        
Debt Instrument, Maturity Date       May 08, 2020
Maximum borrowing capacity     $ 600,000,000 $ 600,000,000
Senior Credit Facility - Term Loan        
Debt Instrument [Line Items]        
Maximum borrowing capacity     300,000,000 300,000,000
Quarterly installments, payable on term loan     3,750,000  
Line of Credit | Senior Credit Facility - Revolver        
Debt Instrument [Line Items]        
Unused credit line     590,800,000 590,800,000
Unused credit line Available for Borrowing, Amount     250,500,000 $ 250,500,000
Senior Notes | 5.625% Senior Notes        
Debt Instrument [Line Items]        
Debt Instrument, Maturity Date       Jun. 15, 2022
Debt Instrument, Face Amount $ 300,000,000   $ 300,000,000 $ 300,000,000
Debt instrument, interest rate 5.625%   5.625% 5.625%
Debt Instrument, Call Date, Earliest       Jun. 19, 2015
Debt Instrument, Call Date, Latest       Jul. 20, 2015
Debt Instrument, Repurchase Amount     $ 165,000,000 $ 165,000,000
Debt Instrument, Fair Value, Current Price     102.80% 102.80%
Minimum        
Debt Instrument [Line Items]        
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.15%  
Interest coverage ratio | covenant     3.50 3.50
Minimum | Libor Rate        
Debt Instrument [Line Items]        
Debt instrument, interest rate over variable rate     1.00%  
Minimum | Base Rate        
Debt Instrument [Line Items]        
Debt instrument, interest rate over variable rate     0.00%  
Minimum | Senior Notes | 5.625% Senior Notes        
Debt Instrument [Line Items]        
Debt Instrument, Redemption Price, Percentage 100.00%      
Maximum        
Debt Instrument [Line Items]        
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage     0.35%  
Leverage ratio | covenant     3.75 3.75
Maximum | Libor Rate        
Debt Instrument [Line Items]        
Debt instrument, interest rate over variable rate     2.25%  
Maximum | Base Rate        
Debt Instrument [Line Items]        
Debt instrument, interest rate over variable rate     1.25%  
Maximum | Senior Notes | 5.625% Senior Notes        
Debt Instrument [Line Items]        
Debt Instrument, Redemption Price, Percentage 102.80%      
Scenario, Forecast | Senior Credit Facility - Term Loan        
Debt Instrument [Line Items]        
Quarterly installments, payable on term loan   $ 7,500,000