Financial Instruments and Risk Management (Additional Information) (Details) $ in Millions	6 Months Ended		12 Months Ended
	Jun. 18, 2016 USD ($)	Jun. 20, 2015 USD ($)	Jan. 02, 2016 USD ($)
Interest rate swaps [Member]
Financial Instruments And Derivatives [Line Items]
Number of interest rate swap agreements	2
Financial instrument expiration date	Oct. 06, 2017
Notional amount	$ 556.3	$ 364.7	$ 609.7
Foreign exchange contracts [Member]
Financial Instruments And Derivatives [Line Items]
Maximum remaining maturity of foreign currency derivatives	363 days	356 days	349 days
Interest Rate Swap Forward Starting [Member]
Financial Instruments And Derivatives [Line Items]
Financial instrument expiration date	Jul. 13, 2020
Notional amount	$ 288.8
Derivative, effective date	Oct. 17, 2016