Business Combination - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Dec. 08, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Business Acquisition [Line Items]
Proceeds from debt obligations				$ 168,000	$ 13,500
Issuance and fair value adjustment of common stock in business combination (in shares)				527,000
Issuance and fair value adjustment of common stock in business combination				$ 6,539
Revenue		$ 102,241	$ 66,440	274,385	327,940
Income from operations		7,107	$ 7,114	16,920	$ 28,588
Grove Resource Solutions, LLC
Business Acquisition [Line Items]
Percentage of equity interest acquired	100.00%
Preliminary purchase price	$ 188,000
Proceeds from debt obligations	181,500
Issuance and fair value adjustment of common stock in business combination	6,500
Preliminary purchase price for GRSi	187,997
Escrow funds	$ 4,300
Revenue		34,400		(73,900)
Income from operations		$ (2,600)		$ (4,100)
Grove Resource Solutions, LLC | Common Stock
Business Acquisition [Line Items]
Issuance and fair value adjustment of common stock in business combination (in shares)	500,000