Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 29, 2014	Dec. 29, 2013
Statement of Financial Position [Abstract]
Allowance for doubtful accounts receivable	$ 17,666	$ 15,275
Preferred stock, par value	$ 1	$ 1
Preferred stock, Authorized shares	2,000,000	2,000,000
Preferred stock, Issued shares	0	0
Common stock, par value	$ 1	$ 1
Common stock, Authorized shares	800,000,000	800,000,000
Common stock, Issued shares	324,418,632	324,418,632
Treasury stock, shares	98,771,456	96,849,744
Variable Interest Entity, Consolidated, Carrying Amount, Assets	57,474	44,746
Variable Interest Entity Consolidated Carrying Amount, Liabilities Subject to Recourse	$ 4,649	$ 2,730