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Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 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		$ 34.97		$ 31.05
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation			33,940	19,347
Stock Repurchase Program, Authorized Amount						$ 40,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant	570,655		570,655
Treasury Stock Acquired, Average Cost Per Share		$ 34.97		$ 31.05
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation			33,940	19,347
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	94	2,695	$ 190
us-gaap_PhantomShareUnitsPSUsMember_Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Expense	$ 1,380	$ 958	$ 2,695	$ 1,740
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period			85,434
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period			5,094
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	323,973		323,973
Stock Issued During Period, Shares, Treasury Stock Reissued			82,180	71,013
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period			5,094
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	0	4,048		223,779