CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 109,613	$ 83,095	$ 38,463
Other comprehensive income (loss):
Foreign currency translation adjustment, net of income tax expense for our investment in unconsolidated affiliate of $245, $7 and $666 for the years ended September 30, 2025, 2024 and 2023, respectively	12,844	(19,445)	23,567
Comprehensive income	$ 122,457	$ 63,650	$ 62,030