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Long-Term Debt Schedule of Long Term Debt (Details) - USD ($) $ in Thousands	Dec. 29, 2019	Jun. 30, 2019	Dec. 30, 2018	Jan. 31, 2018	Jun. 28, 2015
Debt Instrument
Unamortized debt issuance costs	$ (33,526)		$ (32,217)
Total debt	2,280,311		2,328,802
Less amounts payable within one year	(22,750)		(23,250)
Total long-term debt	2,257,561		2,305,552
Series 2019-1 Class A-2-I Notes
Debt Instrument
Senior Notes	$ 398,000	$ 400,000	0
Debt Instrument, Interest Rate, Stated Percentage	3.783%
Series 2019-1 Class A-2-II Notes
Debt Instrument
Senior Notes	$ 447,750	$ 450,000	0
Debt Instrument, Interest Rate, Stated Percentage	4.08%
Series 2018-1 Class A-2-I Notes
Debt Instrument
Senior Notes	$ 441,000		445,500	$ 450,000
Debt Instrument, Interest Rate, Stated Percentage	3.573%
Series 2018-1 Class A-2-II Notes
Debt Instrument
Senior Notes	$ 465,500		470,250	$ 475,000
Debt Instrument, Interest Rate, Stated Percentage	3.884%
Series 2015-1 Class A-2-II Notes
Debt Instrument
Senior Notes	$ 0		870,750
Debt Instrument, Interest Rate, Stated Percentage	4.08%
Series 2015-1 Class A-2-III Notes
Debt Instrument
Senior Notes	$ 478,750		483,750		$ 500,000
Debt Instrument, Interest Rate, Stated Percentage	4.497%
7% Debentures
Debt Instrument
7% debentures	$ 82,837		$ 90,769
Debt Instrument, Interest Rate, Stated Percentage	7.00%