CONSOLIDATED INCOME STATEMENTS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Income Statement [Abstract]
Revenues	$ 116,922	$ 96,455
Cost of sales	102,765	85,198
Gross profit	14,157	11,257
Selling and administrative expenses	11,438	10,197
Operating profit	2,719	1,060
Interest expense	1,146	917
Income before income taxes	1,573	143
(Benefit)/provision for income taxes	(8,837)	62
Net income	$ 10,410	$ 81
Net income per common share:
Net earnings/loss (in dollars per share)	$ 0	$ 0
Net earnings/loss (in dollars per share)	$ 0	$ 0
Weighted average number of shares outstanding:
Weighted Average Number of Shares Outstanding, Basic	10,228,596	10,181,868
Diluted (in shares)	10,320,203	10,181,868