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Computations of Basic and Diluted Loss Per Share (Parenthetical) (Detail) - shares | 3 Months Ended | 9 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Earnings Per Share Disclosure [Line Items] |  |  |  |
Weighted average shares of participating restricted stock | 1,900,000 | 2,340,000 | 1,690,000 | 2,110,000
Restricted Stock Units (RSUs) |  |  |  |
Earnings Per Share Disclosure [Line Items] |  |  |  |
Common equivalent shares for restricted stock units | 180,000 | 100,000 | 390,000 | 100,000

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