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Stockholders' Equity and Noncontrolling Interests - Additional Information (Detail) - USD ($) |  |  | 3 Months Ended |
--- | --- | --- | --- | ---
May 07, 2021 | Mar. 15, 2021 | Mar. 31, 2021 | Mar. 31, 2020 | Nov. 13, 2020
Class Of Stock [Line Items] |  |  |  |  |
Dividend declared per share |  |  | $ 0.12 | $ 0.18 |
Dividends paid |  |  | $ 274,000 |  |
At-the-market agreement to sell common shares, maximum offer price |  |  |  |  | $ 150,000,000
Number of IROP unites exchanged |  |  | 0 |  |
Subsequent Event |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Number of IROP unites exchanged | 110,938 |  |  |  |
Conversion of noncontrolling interest to common shares (in Shares) | 110,938 |  |  |  |
Dividend Declared |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Declaration date |  | Mar. 15, 2021 |  |  |
Dividend declared per share |  | $ 0.12 |  |  |
Payment date |  | Apr. 23, 2021 |  |  |
Record date |  | Apr. 02, 2021 |  |  |
Dividend Declared | Noncontrolling Interests |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |
Declaration date |  | Mar. 15, 2021 |  |  |
Dividend declared per share |  | $ 0.12 |  |  |
Payment date |  | Apr. 23, 2021 |  |  |
Record date |  | Apr. 02, 2021 |  |  |

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