Inventories (Details) (USD $)	4 Months Ended		9 Months Ended
	Oct. 05, 2013	Oct. 06, 2012	Oct. 05, 2013	Oct. 06, 2012	Dec. 29, 2012
Inventory Disclosure [Abstract]
Inventory, LIFO Reserve	$ 88,400,000		$ 88,400,000		$ 90,700,000
Inventory, LIFO Reserve, Period Charge	$ 1,300,000	$ 1,400,000	$ (2,265,000)	$ 2,040,000