Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Oct. 01, 2016	Jul. 02, 2016	Sep. 26, 2015
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 41,246	$ 37,880	$ 46,470
Preferred stock, par value (in dollars per share)	$ 1	$ 1	$ 1
Preferred stock, authorized (in shares)	1,500,000	1,500,000	1,500,000
Preferred stock, issued (in shares)	0	0	0
Common stock, par value (in dollars per share)	$ 1	$ 1	$ 1
Common stock, authorized (in shares)	2,000,000,000	2,000,000,000	2,000,000,000
Common stock, issued (in shares)	765,174,900	765,174,900	765,174,900
Treasury stock (in shares)	216,182,601	205,577,484	169,052,528