CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Income Statement [Abstract]
Revenue	$ 52,238	$ 33,752
Contract costs	41,340	26,456
General and administrative costs	5,913	4,176
Depreciation and amortization	1,859	563
Total operating costs	49,112	31,195
Income from operations	3,126	2,557
Interest expense, net	941	177
Income before income taxes	2,185	2,380
Income tax expense	634	690
Net income	$ 1,551	$ 1,690
Net income per share - basic (in dollars per share)	$ 0.13	$ 0.14
Net income per share - diluted (in dollars per share)	$ 0.12	$ 0.13
Weighted average common stock outstanding
Basic (in shares)	12,088	11,963
Diluted (in shares)	13,014	12,979