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Shareholders' Equity - Narrative (Details) $ / shares in Units, $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2022 vote $ / shares shares | Jun. 30, 2022 USD ($) vote $ / shares shares | Mar. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Jun. 30, 2021 USD ($) | Mar. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Jun. 30, 2022 vote $ / shares shares | Sep. 30, 2021 $ / shares shares | Dec. 10, 2020 USD ($)
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |
Number of voting rights | vote | 1 | 1 |  |  |  |  |  | 1 |  |
Preferred Stock authorized (in shares) | 10,000,000 | 10,000,000 |  |  |  |  |  | 10,000,000 | 10,000,000 |
Preferred stock, par value (in dollars per share) | $ / shares | $ 0.0001 | $ 0.0001 |  |  |  |  |  | $ 0.0001 | $ 0.0001 |
Preferred stock, shares issued (in shares) | 676,000 | 676,000 |  |  |  |  |  | 676,000 | 676,000 |
Preferred stock, shares outstanding (in shares) | 676,000 | 676,000 |  |  |  |  |  | 676,000 | 676,000 |
Preferred stock, liquidation preference (in dollars per share) | $ / shares | $ 100 | $ 100 |  |  |  |  |  | $ 100 | $ 100 |
Cash dividend | $ |  | $ 1,296 | $ 1,294 | $ 1,323 | $ 1,313 | $ 1,312 | $ 1,313 |  |  |
Repurchase of common stock authorized by Board of Directors | $ |  |  |  |  |  |  |  |  |  | $ 35,000
Stock repurchased (in shares) |  |  |  |  |  |  |  | 0 |  |
Series A Preferred Stock |  |  |  |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |
Preferred Stock authorized (in shares) | 10,000,000 | 10,000,000 |  |  |  |  |  | 10,000,000 |  |
Preferred stock, par value (in dollars per share) | $ / shares | $ 0.0001 | $ 0.0001 |  |  |  |  |  | $ 0.0001 |  |
Preferred stock, shares issued (in shares) | 675,885 | 675,885 |  |  |  |  |  | 675,885 | 700,000 |
Preferred stock, shares outstanding (in shares) | 675,885 | 675,885 |  |  |  |  |  | 675,885 | 700,000 |
Preferred stock, liquidation preference (in dollars per share) | $ / shares | $ 100 | $ 100 |  |  |  |  |  | $ 100 | $ 100 |
Convertible preferred stock, shares outstanding (in shares) | 24,115 | 24,115 |  |  |  |  |  | 24,115 |  |
Convertible preferred stock, exchanged shares of common stock (in shares) | 724,174 |  |  |  |  |  |  |  |  |
Preferred stock, dividend rate, percentage |  |  |  |  |  |  |  | 7.50% |  |
Additional percentage to cash dividend rate |  |  |  |  |  |  |  | 2.00% |  |
Cash dividend | $ |  | $ 2,600 |  |  |  |  |  |  |  |

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