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Borrowings - 4.875% Senior Notes (Details) - Senior Notes - 4.875% Senior Notes due 2026 - USD ($)
9 Months Ended
May 16, 2016
Sep. 25, 2016
Dec. 31, 2015
Debt Instrument [Line Items]      
Principal amount $ 400,000,000.0    
Senior Notes   $ 400,000,000 $ 0
Debt instrument, stated interest rate 4.875% 4.875%  
Debt issuance cost $ 6,500,000    
Make-whole premium (greater than 1.0% of principal amount), percent   1.00%  
Redemption period on or after June 1, 2021      
Debt Instrument [Line Items]      
Redemption price, percentage   102.438%  
Redemption period prior to June 1, 2021      
Debt Instrument [Line Items]      
Redemption price, percentage   100.00%  
Redemption period prior to June 1, 2019      
Debt Instrument [Line Items]      
Redemption price, percentage   104.875%  
Percentage of principal that may be redeemed   40.00%  
US Treasury Securities | Redemption period prior to June 1, 2021      
Debt Instrument [Line Items]      
Basis spread on variable rate   50.00%  
Minimum | Redemption period on June 1, 2024      
Debt Instrument [Line Items]      
Redemption price, percentage   0.813%  
Maximum | Redemption period on June 1, 2024      
Debt Instrument [Line Items]      
Redemption price, percentage   100.00%