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Earnings Per Share - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2022 | Sep. 30, 2021 | Sep. 30, 2021
Schedule Of Earnings Per Share [Line Items] |  |  |
Forward equity agreement |  | 1,700,000 | 1,700,000
Performance Restricted Stock Units [Member] |  |  |
Schedule Of Earnings Per Share [Line Items] |  |  |
Common shares, shares issued | 519,255 |  |
Mark-to-market adjustment |  |  | $ (5.6)

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