Acquisitions (Details) (USD $) Share data in Millions, unless otherwise specified	3 Months Ended			3 Months Ended								3 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Jan. 31, 2014 Jan 2014 Forward Starting Swaps [Member] agreement	Sep. 27, 2014 Jan 2014 Forward Starting Swaps [Member] Senior Notes, Maturing in October 2024 [Member]	Sep. 27, 2014 Jan 2014 Forward Starting Swaps [Member] Senior Notes, Maturing in October 2044 [Member]	Dec. 28, 2013 US Foods Proposed Merger [Member] customer	Oct. 31, 2014 Subsequent Event [Member]	Oct. 31, 2014 Subsequent Event [Member] Senior Notes, Maturing in October 2024 [Member]	Oct. 31, 2014 Subsequent Event [Member] Senior Notes, Maturing in October 2044 [Member]	Sep. 27, 2014 Interest Rate Swap Agreements [Member]	Jan. 31, 2014 Interest Rate Swap Agreements [Member] Jan 2014 Forward Starting Swaps [Member]	Mar. 31, 2015 Forecast [Member] US Foods Proposed Merger [Member]	Mar. 31, 2015 Forecast [Member] US Foods Proposed Merger [Member] Common Stock [Member]	Mar. 31, 2015 December 2013 Estimate [Member] Forecast [Member] US Foods Proposed Merger [Member]	Mar. 31, 2015 December 2013 Estimate [Member] Forecast [Member] US Foods Proposed Merger [Member] Common Stock [Member]	Mar. 31, 2015 October 2014 Merger Consideration Estimate [Member] Forecast [Member] US Foods Proposed Merger [Member]	Mar. 31, 2015 October 2014 Merger Consideration Estimate [Member] Forecast [Member] US Foods Proposed Merger [Member] Common Stock [Member]
Restructuring and Related Cost [Abstract]
Acquisition of businesses, net of cash acquired	$ 32,074,000	$ 1,341,000
Contingent consideration maximum number of years	3 years
Potential cash payout for contingent consideration arrangements	69,000,000
Amount of recorded earnout liabilities	53,900,000
Number of customers						200,000
Net equity acquired														3,500,000,000		3,700,000,000
Consideration transferred, value of common stock issued															3,000,000,000		3,200,000,000
Consideration transferred, cash payment														500,000,000		500,000,000
Consideration transferred, assumed or refinanced debt														4,700,000,000		4,800,000,000
Consideration transferred, total enterprise value														8,200,000,000		8,500,000,000
Consideration transferred, number of shares issued													87
Consideration transferred, percentage ownership represented by number of shares issued													13.00%
Payment required if merger were cancelled												300,000,000
Face value of debt instrument							5,000,000,000	1,250,000,000	1,000,000,000
Number of interest rate derivatives held			2
Notional amount of derivative										$ 1,250,000,000	$ 2,000,000,000
Forecasted Debt Instrument Term				10 years	30 years