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Derivatives and Hedging Activities - Summary of Fair Value of Derivative Financial Instruments (Detail) - USD ($)
$ in Millions
Dec. 31, 2016
Jul. 02, 2016
Derivatives, Fair Value [Line Items]    
Asset Derivatives Fair Value $ 6.3 $ 0.1
Liability Derivatives Fair Value 2.3 10.2
Derivative liabilities [Member] | Interest Rate Swaps [Member] | Derivatives Designated as Hedging Instruments Under ASC 815-20 [Member]    
Derivatives, Fair Value [Line Items]    
Liability Derivatives Fair Value 2.2 4.9
Derivative liabilities [Member] | Diesel Fuel Collars [Member] | Derivatives Not Designated as Hedging Instruments Under ASC 815-20 [Member]    
Derivatives, Fair Value [Line Items]    
Liability Derivatives Fair Value   0.4
Other Long-Term Liabilities [Member] | Interest Rate Swaps [Member] | Derivatives Designated as Hedging Instruments Under ASC 815-20 [Member]    
Derivatives, Fair Value [Line Items]    
Liability Derivatives Fair Value 0.1 4.9
Other Assets [Member] | Interest Rate Swaps [Member] | Derivatives Designated as Hedging Instruments Under ASC 815-20 [Member]    
Derivatives, Fair Value [Line Items]    
Asset Derivatives Fair Value 6.2  
Prepaid Expenses and Other Current Assets [Member] | Diesel Fuel Collars [Member] | Derivatives Not Designated as Hedging Instruments Under ASC 815-20 [Member]    
Derivatives, Fair Value [Line Items]    
Asset Derivatives Fair Value $ 0.1 $ 0.1