Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 14,887	$ 5,330	$ 30,608	$ 9,629
Other comprehensive income:
Foreign currency translation adjustment, net of tax	3,666	(1,760)	6,705	9,517
Comprehensive income	$ 18,553	$ 3,570	$ 37,313	$ 19,146