Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Sep. 30, 2021	Mar. 31, 2021	Sep. 30, 2020
Stockholders' Equity Note [Abstract]
Aggregate number of shares repurchased during the period (in shares)	308,057
Shares repurchased under the program (in shares)	209,841
Authorized to repurchased additional shares under repurchase program (in shares)	1,493,787
Shares withheld for tax withholding obligations for the vesting of restricted stock awards (in shares)	98,216
Dividends declared per share of common stock (in dollars per share)		$ 0.45		$ 0.40
Payments of Ordinary Dividends, Common Stock	$ (17,244)		$ (15,461)