CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Sep. 28, 2018	Sep. 29, 2017	Sep. 30, 2016
Comprehensive income:
Net income	$ 40,669	$ 35,157	$ 13,501
Other comprehensive (loss) income:
Foreign currency translation	(1,005)	590	521
Reclassification adjustment for currency translation (gains) losses related to the liquidation of foreign entities included in net income	(2,378)	64	(249)
Unrecognized gain (loss) arising during period, net of tax of ($460), ($938) and $1,168, respectively	1,457	1,532	(1,906)
Amortization of unrecognized losses included in net periodic benefit cost, net of tax of ($133), ($278) and ($215), respectively	420	453	351
Total other comprehensive (loss) income	(1,506)	2,639	(1,283)
Total comprehensive income	$ 39,163	$ 37,796	$ 12,218