Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Mar. 30, 2019	Jun. 30, 2018	Mar. 31, 2018
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 59,643	$ 25,768	$ 65,647
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)	251,329,462	244,533,248	244,419,011