Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 04, 2020	Mar. 30, 2019	Apr. 04, 2020	Mar. 30, 2019
Income Statement [Abstract]
Net sales	$ 255,412	$ 211,642	$ 408,629	$ 366,568
Cost of goods sold	231,243	185,688	363,160	321,504
Gross profit	24,169	25,954	45,469	45,064
Operating expenses
Selling, general and administrative expenses	19,858	22,928	40,353	40,201
Operating profit	4,311	3,026	5,116	4,863
Interest expense	(5,658)	(3,998)	(7,555)	(6,872)
Interest income	0	0	0	9
Other income (expense), net	180	(275)	374	(624)
Loss before income taxes	(1,167)	(1,247)	(2,065)	(2,624)
Income tax benefit	817	179	1,143	415
Equity in net (loss) income of non-consolidated affiliate	(289)	395	(120)	316
Net loss	$ (639)	$ (673)	$ (1,042)	$ (1,893)
Earnings per share:
Basic weighted average shares outstanding	26,866,822	26,595,280	26,667,860	26,449,072
Diluted weighted average shares outstanding	26,866,822	26,595,280	26,667,860	26,449,072
Basic earnings per share (in dollars per share)	$ (0.02)	$ (0.03)	$ (0.04)	$ (0.07)
Diluted earnings per share (in dollars per share)	$ (0.02)	$ (0.03)	$ (0.04)	$ (0.07)