Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Revenue	$ 186,895	$ 177,003	$ 589,166	$ 507,061
Cost of revenue	182,476	178,766	573,041	509,125
Gross profit (loss)	4,419	(1,763)	16,125	(2,064)
Selling, general and administrative expenses	16,862	17,041	51,218	49,592
Goodwill impairment	0	18,312	12,316	18,312
Restructuring costs	316	(1,578)	2,881	(278)
Operating loss	(12,759)	(35,538)	(50,290)	(69,690)
Other income (expense):
Interest expense	(268)	(204)	(1,556)	(2,705)
Interest income	94	19	164	69
Other	(116)	677	(706)	534
Loss before income tax expense (benefit)	(13,049)	(35,046)	(52,388)	(71,792)
Provision (benefit) for federal, state and foreign income taxes	(363)	(147)	(363)	5,564
Net loss	$ (12,686)	$ (34,899)	$ (52,025)	$ (77,356)
Basic loss per common share	$ (0.47)	$ (1.30)	$ (1.93)	$ (2.90)
Diluted loss per common share	$ (0.47)	$ (1.30)	$ (1.93)	$ (2.90)
Weighted average common shares outstanding:
Basic	27,038	26,783	26,969	26,714
Diluted	27,038	26,783	26,969	26,714