Shareholders' Equity - Schedule of Stockholders Equity (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 29, 2019	Sep. 30, 2018
Stockholders Equity [Line Items]
Beginning Balance	$ 392,845	$ 389,781
Beginning Balance (in shares)	18,462,296
Options exercised	$ 29	244
Stock-based compensation	121	872
Common stock withheld in satisfaction of tax withholding obligations under net share settle transactions	(44)	(133)
Other comprehensive income (loss), net of tax	(6,656)	(2,922)
Net income	3,712	1,812
Ending Balance	$ 390,007	390,113
Ending Balance (in shares)	18,489,842
ASU No. 2014-09 [Member]
Stockholders Equity [Line Items]
Adoption of the New Revenue Recognition Guidance		459
Common Stock [Member]
Stockholders Equity [Line Items]
Beginning Balance	$ 1,846	$ 1,835
Beginning Balance (in shares)	18,462,000	18,353,000
Options exercised	$ 1	$ 2
Options exercised (in shares)	10,000	16,000
Conversion of restricted stock units	$ 2	$ 1
Conversion of restricted stock units (in shares)	18,000	14,000
Stock-based compensation (in shares)		1,000
Common stock withheld in satisfaction of tax withholding obligations under net share settle transactions, (in shares)		(4,000)
Ending Balance	$ 1,849	$ 1,838
Ending Balance (in shares)	18,490,000	18,380,000
Capital in Excess of Par Value [Member]
Stockholders Equity [Line Items]
Beginning Balance	$ 59,560	$ 56,726
Options exercised	28	242
Conversion of restricted stock units	(2)	(1)
Stock-based compensation	121	872
Common stock withheld in satisfaction of tax withholding obligations under net share settle transactions	(44)	(133)
Ending Balance	59,663	57,706
Retained Earnings [Member]
Stockholders Equity [Line Items]
Beginning Balance	374,668	371,753
Net income	3,712	1,812
Ending Balance	378,380	374,024
Retained Earnings [Member] | ASU No. 2014-09 [Member]
Stockholders Equity [Line Items]
Adoption of the New Revenue Recognition Guidance		459
Accumulated Other Comprehensive Loss [Member]
Stockholders Equity [Line Items]
Beginning Balance	(43,229)	(40,533)
Other comprehensive income (loss), net of tax	(6,656)	(2,922)
Ending Balance	$ (49,885)	$ (43,455)