CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Income Statement [Abstract]
Revenue	$ 59,265	$ 89,212	$ 128,158	$ 179,994
Contract costs	47,490	71,594	102,885	144,365
General and administrative costs	7,530	8,238	15,291	16,305
Depreciation and amortization	4,300	4,265	8,600	8,572
Total operating costs	59,320	84,097	126,776	169,242
Income (loss) from operations	(55)	5,115	1,382	10,752
Interest expense, net	3,139	3,877	6,535	8,010
Income (loss) before provision for income taxes	(3,194)	1,238	(5,153)	2,742
Provision for income taxes (benefit)	(659)	360	(1,294)	750
Net income (loss)	$ (2,535)	$ 878	$ (3,859)	$ 1,992
Net income (loss) per share - basic (in dollars per share)	$ (0.17)	$ 0.06	$ (0.27)	$ 0.14
Net income (loss) per share - diluted (in dollars per share)	$ (0.17)	$ 0.06	$ (0.27)	$ 0.14
Weighted average common stock outstanding
Basic (in shares)	14,493	14,386	14,493	14,386
Diluted (in shares)	14,493	14,454	14,493	14,454