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Shareholders' Equity - Changes in Shareholders' Equity (Parenthetical) (Details) - USD ($) | Feb. 26, 2020 | Jul. 01, 2021
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George C. Zoley | Amended and Restated Executive Retirement Agreement |  |
Class of Stock [Line Items] |  |
Deferred compensation arrangement with individual, cash payment |  | $ 3,600,000
Deferred compensation arrangement with individual reclassification from equity to other non-current liabilities |  | $ 3,600,000
Common shares |  |
Class of Stock [Line Items] |  |
Deferred compensation arrangement with individual, value of shares issued | $ 8,925,065 |
Deferred compensation arrangement with individual, shares issued | 553,665 |

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