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LONG-TERM OBLIGATIONS - 6-1/2% Senior Notes (Details) - USD ($)
$ in Millions
3 Months Ended
Apr. 03, 2017
Mar. 31, 2018
Mar. 31, 2017
Mar. 27, 2012
Mar. 26, 2012
Debt Instrument [Line Items]          
Repayments of debt   $ 118.2 $ 1,329.5    
Senior Notes | 6-1/2% Notes          
Debt Instrument [Line Items]          
Interest rate (as a percent) 6.50% 6.50% 6.50% 6.50%  
Long-term debt         $ 300.0
Debt instrument, redemption price, percentage of principal amount redeemed 103.25%        
Repurchased face amount of debt $ 254.2   $ 45.8    
Repayments of debt 266.7   47.9    
Repurchase premium     1.2    
Interest payable 8.4   $ 0.9    
Call premium $ 4.1