Comprehensive Income Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 30, 2018	Jun. 24, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), net of tax	$ (14,595)	$ (11,354)
Stockholders' Equity Attributable to Parent	1,657,457	1,845,276	$ 1,930,940	$ 2,202,694
Other Comprehensive Income (Loss), before Reclassifications, before Tax	(1,077)	3,310
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	(2,372)	808
Other Comprehensive Income (Loss), Tax	208	(487)
Other Comprehensive Income (Loss), Net of Tax	(3,241)	3,631	(5,095)
Unrealized Holding Gains (Losses) on Intercompany Receivables [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), net of tax	(6,280)	(6,280)	(6,280)
Other Comprehensive Income (Loss), before Reclassifications, before Tax	0	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	0	0
Other Comprehensive Income (Loss), Tax	0	0
Other Comprehensive Income (Loss), Net of Tax	0	0
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), net of tax	(7,988)	(4,322)	(2,516)
Other Comprehensive Income (Loss), before Reclassifications, before Tax	0	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	(3,950)	(1,848)
Other Comprehensive Income (Loss), Tax	284	42
Other Comprehensive Income (Loss), Net of Tax	(3,666)	(1,806)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), net of tax	(1,136)	(1,136)	(1,136)
Other Comprehensive Income (Loss), before Reclassifications, before Tax	0	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	0	0
Other Comprehensive Income (Loss), Tax	0	0
Other Comprehensive Income (Loss), Net of Tax	0	0
Accumulated Net Gain (Loss) from Designated or Qualifying Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), net of tax	690	425	(1,383)
Other Comprehensive Income (Loss), before Reclassifications, before Tax	(1,262)	(494)
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	1,578	2,656
Other Comprehensive Income (Loss), Tax	(51)	(354)
Other Comprehensive Income (Loss), Net of Tax	265	1,808
Unrealized Holding Gains (losses) on Available-for-sale Investments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), net of tax	119	(41)	(3,670)
Other Comprehensive Income (Loss), before Reclassifications, before Tax	185	3,804
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	0	0
Other Comprehensive Income (Loss), Tax	(25)	(175)
Other Comprehensive Income (Loss), Net of Tax	160	3,629
Accumulated Other Comprehensive Loss [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Stockholders' Equity Attributable to Parent	(14,595)	(11,354)	(14,985)	$ (9,890)
Other Comprehensive Income (Loss), Net of Tax	$ (3,241)	$ 3,631	$ (5,095)