Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands		3 Months Ended
		Sep. 30, 2018	Oct. 01, 2017
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance		$ (183,246)
Other comprehensive loss before reclassifications		(831)	$ (297)
Net other comprehensive loss before Reclassifications		(831)	(297)
Reclassifications:
Prior service credits		110	188
Actuarial gains		(523)	(629)
Total reclassifications before tax		(413)	(441)
Reclassifications, income tax		97	163
Net reclassifications		(316)	(278)
Other comprehensive loss (income)		(1,147)	(575)
Ending balance	[1]	(187,932)
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance		15,291	14,138
Other comprehensive loss before reclassifications		(831)	(297)
Net other comprehensive loss before Reclassifications		(831)	(297)
Reclassifications:
Other comprehensive loss (income)		(831)	(297)
Other comprehensive (income) loss attributable to non- controlling interest		(654)	78
Ending balance		15,114	13,763
Retirement and Postretirement Benefit Plans
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance		18,148	18,750
Reclassifications:
Prior service credits		110	188
Actuarial gains		(523)	(629)
Total reclassifications before tax		(413)	(441)
Reclassifications, income tax		97	163
Net reclassifications		(316)	(278)
Other comprehensive loss (income)		(316)	(278)
Ending balance		17,832	18,472
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning balance		33,439	32,888
Reclassifications:
Ending balance		32,946	32,235
AOCI Including Portion Attributable to Noncontrolling Interest
Reclassifications:
Other comprehensive loss (income)		(1,147)	(575)
AOCI Attributable to Noncontrolling Interest
Reclassifications:
Other comprehensive (income) loss attributable to non- controlling interest		$ (654)	$ 78

[1] Unaudited