Comprehensive Income Loss Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 28, 2019	Dec. 29, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax			$ (11,354)	$ (14,985)
Other Comprehensive Income (Loss), before Reclassifications, before Tax			(806)	1,654
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax			882	2,570
Other Comprehensive Income (Loss), Tax			(11)	(575)
Other comprehensive income (loss), net	$ 708	$ 1,384	65	3,649
Accumulated Other Comprehensive Income (Loss), Net of Tax	(11,289)	(11,336)	(11,289)	(11,336)
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)
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			0	0
Accumulated Other Comprehensive Income (Loss), Net of Tax	(6,280)	(6,280)	(6,280)	(6,280)
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax			(4,322)	(2,516)
Other Comprehensive Income (Loss), before Reclassifications, before Tax			0	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax			238	191
Other Comprehensive Income (Loss), Tax			(42)	(37)
Other comprehensive income (loss), net			196	154
Accumulated Other Comprehensive Income (Loss), Net of Tax	(4,126)	(2,362)	(4,126)	(2,362)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax			(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			0	0
Accumulated Other Comprehensive Income (Loss), Net of Tax	(1,136)	(1,136)	(1,136)	(1,136)
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			425	(1,383)
Other Comprehensive Income (Loss), before Reclassifications, before Tax			(941)	(551)
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax			644	2,379
Other Comprehensive Income (Loss), Tax			48	(310)
Other comprehensive income (loss), net			(249)	1,518
Accumulated Other Comprehensive Income (Loss), Net of Tax	176	135	176	135
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			(41)	(3,670)
Other Comprehensive Income (Loss), before Reclassifications, before Tax			135	2,205
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax			0	0
Other Comprehensive Income (Loss), Tax			(17)	(228)
Other comprehensive income (loss), net			118	1,977
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ 77	$ (1,693)	$ 77	$ (1,693)