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Stockholders' Equity - Additional Information (Detail) - shares | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Equity [Abstract] |  |
Stock repurchased, shares | 0 | 0
Additional shares authorized for purchase | 2,500,000 |
Maximum shares authorized for repurchase, prior and new announcements and total after new announcement | 5,000,000.0 |

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- Definition The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
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- Definition The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
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