Earnings Per Share - Schedule of Reconciliation of Basic Shares to Diluted Shares (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Numerator:
Net (loss) income - basic and diluted	$ (26,089)	$ (476)	$ (28,247)	$ 18,568
Denominator:
Weighted average common shares outstanding - basic	40,219	39,189	40,088	39,013
Dilutive effect of restricted stock awards				573
Weighted average common shares outstanding - diluted	40,219	39,189	40,088	39,586
Net (loss) income per common share:
Basic	$ (0.65)	$ (0.01)	$ (0.70)	$ 0.48
Diluted	$ (0.65)	$ (0.01)	$ (0.70)	$ 0.47