Comprehensive Income Loss Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 26, 2020	Sep. 28, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ 14,595	$ 11,354
Other Comprehensive Income (Loss), before Reclassifications, before Tax	1,102	(1,142)
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	(1,099)	370
Other Comprehensive Income (Loss), Tax	(3)	129
Other comprehensive income (loss), net	0	(643)
Accumulated Other Comprehensive Income (Loss), Net of Tax	14,595	(11,997)
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)
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
Other Comprehensive Income (Loss), before Reclassifications, before Tax	0	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	6	120
Other Comprehensive Income (Loss), Tax	11	(22)
Other comprehensive income (loss), net	17	98
Accumulated Other Comprehensive Income (Loss), Net of Tax	7,971	(4,224)
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)
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)
Other Comprehensive Income (Loss), before Reclassifications, before Tax	1,191	(1,274)
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	(1,105)	250
Other Comprehensive Income (Loss), Tax	(23)	165
Other comprehensive income (loss), net	63	(859)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(753)	(434)
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
Other Comprehensive Income (Loss), before Reclassifications, before Tax	(89)	132
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax	0	0
Other Comprehensive Income (Loss), Tax	9	(14)
Other comprehensive income (loss), net	(80)	118
Accumulated Other Comprehensive Income (Loss), Net of Tax	$ (39)	$ (77)