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Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	3 Months Ended		9 Months Ended
	Jul. 31, 2024	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Sep. 30, 2023	Dec. 01, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Shares Authorized		100,000,000		100,000,000		100,000,000
Treasury Stock Acquired, Average Cost Per Share		$ 132.92	$ 40.00	$ 132.92	$ 31.06
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation				33,940	31,095
Stock Repurchase Program, Authorized Amount							$ 40,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant		568,992		568,992
Treasury Stock Acquired, Average Cost Per Share		$ 132.92	$ 40.00	$ 132.92	$ 31.06
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation				33,940	31,095
Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Treasury Stock, Shares, Acquired	119,041
Treasury Stock Acquired, Average Cost Per Share	$ 139.84
Stock Repurchase Program, Authorized Amount	$ 200,000
Treasury Stock Acquired, Average Cost Per Share	$ 139.84
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Expense		$ 0	$ 0	$ 0	$ 25
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period					266
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period					266
Phantom Share Units (PSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Expense		134	99	3,969	$ 289
us-gaap_PhantomShareUnitsPSUsMember_Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Expense		$ 1,274	$ 1,200	$ 3,969	$ 2,941
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period				86,512
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period				5,608
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period				(82,180)
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number		324,537		324,537
Stock Issued During Period, Shares, Treasury Stock Reissued				82,180	103,053
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period				5,608
Share-Based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Issued During Period, Shares, Treasury Stock Reissued				1,000	2,000
Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized		3,000,000.0		3,000,000.0
Repurchase Agreements [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Treasury Stock, Shares, Acquired		157,505	234	157,505	224,013