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Stockholders' Equity - Schedule of Treasury Stock Purchases and Issuance (Details) $ in Thousands | 9 Months Ended
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Jun. 30, 2021 USD ($) shares
Shares |
Beginning Balance (in shares) | shares | 923,621
Issued to employees and directors (in shares) | shares | (28,414)
Ending Balance (in shares) | shares | 895,207
Cost |
Beginning Balance | $ | $ 30,779
Issued to employees and directors | $ | (775)
Ending Balance | $ | $ 30,004

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