Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Revenue	$ 175,042	$ 193,840	$ 372,701	$ 402,271
Cost of revenue	164,453	195,142	350,253	390,565
Gross profit (loss)	10,589	(1,302)	22,448	11,706
Selling, general and administrative expenses	15,731	17,545	32,844	34,356
Goodwill impairment	0	12,316	0	12,316
Restructuring costs	0	1,278	0	2,565
Operating loss	(5,142)	(32,441)	(10,396)	(37,531)
Other income (expense):
Interest expense	(319)	(916)	(644)	(1,288)
Interest income	162	46	312	70
Other	2,454	484	4,716	(590)
Loss before income tax expense	(2,845)	(32,827)	(6,012)	(39,339)
Provision for federal, state and foreign income taxes	6	0	6	0
Net loss	$ (2,851)	$ (32,827)	$ (6,018)	$ (39,339)
Basic loss per common share (in dollars per share)	$ (0.10)	$ (1.22)	$ (0.22)	$ (1.46)
Diluted loss per common share (in dollars per share)	$ (0.10)	$ (1.22)	$ (0.22)	$ (1.46)
Weighted average common shares outstanding:
Basic (in shares)	27,377	26,999	27,314	26,916
Diluted (in shares)	27,377	26,999	27,314	26,916