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Shareholders' Equity - Additional Information (Detail) - USD ($) $ in Thousands |  | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Aug. 06, 2021 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | May 03, 2024 | Aug. 16, 2022 | Sep. 30, 1999
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Preferred stock outstanding |  | 0 | 0 |  |  |  |
Net proceeds from the sale of Common stock |  | $ 281,784 | $ 15,179 | $ 0 |  |  |
Number of shares authorized to be repurchased |  |  |  |  |  |  | 7,500,000
Aggregate cost of common stock repurchased under the plan |  | $ 73,479 | $ 86,630 |  |  |  |
Remaining number of shares authorized to be repurchased |  | 1,129,087 |  |  |  |  |
Inflation Reduction Act [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Percentage of excise tax on stock repurchases |  | 1.00% |  |  |  | 1.00% |
2021 ATM Program [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Maximum aggregate offering amount of stock | $ 300,000 |  |  |  |  |  |
Number of shares sold and issued under ATM |  | 712,000 | 45,000 |  |  |  |
Net proceeds from the sale of Common stock |  | $ 281,784 | $ 15,179 |  |  |  |
Direct costs |  | 33 | $ 375 |  |  |  |
Cumulative value of Common Stock sold under the 2021 ATM Program |  | 298,455 |  |  |  |  |
2024 ATM Program [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Available for sale under ATM Program |  | $ 400,000 |  |  | $ 400,000 |  |
Share Repurchase Program [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Treasury stock, shares repurchased |  | 0 | 0 | 0 |  |  |
Aggregate cost of common stock repurchased under the plan |  | $ 114,425 | $ 114,425 | $ 114,425 |  |  |
Dividend Reinvestment Plan [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Stock issued during period, shares, dividend reinvestment plan |  | 27,561 |  |  |  |  |
Class B Common Stock [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Amount of votes common stock is entitled |  | ten |  |  |  |  |
Class B Common Stock [Member] | Share Repurchase Program [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Aggregate shares repurchased under stock repurchase plan |  | 48,263 | 48,263 | 48,263 |  |  |
Common Stock [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Amount of votes common stock is entitled |  | one |  |  |  |  |
Percentage of Board entitled to elect |  | 25.00% |  |  |  |  |
Common Stock [Member] | Share Repurchase Program [Member] |  |  |  |  |  |  |
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |
Aggregate shares repurchased under stock repurchase plan |  | 6,322,650 | 6,322,650 | 6,322,650 |  |  |

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