Income Taxes - Narrative (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Sep. 30, 2024
Income Tax Disclosure [Line Items]
State credits that are expected to expire unutilized	$ 495
Unrecognized tax benefits that would impact effective tax rate	306
State and Local
Income Tax Disclosure [Line Items]
Operating loss carryforwards	60	$ 60
Tax credit carryforwards	1,000	1,100
Unlimited carryover	50	55
Foreign
Income Tax Disclosure [Line Items]
Operating loss carryforwards	10,800	10,600
Undistributed earnings of foreign subsidiaries	$ 10,300	$ 10,300