Income Taxes - Additional Information (Detail)  | 
3 Months Ended | |
|---|---|---|
Mar. 31, 2021  | 
Mar. 31, 2020  | 
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| Income Taxes [Line Items] | ||
| Provision for income taxes, rate | 28.80% | 31.20% | 
| X | ||||||||||
- Definition Income Taxes [Line Items] No definition available. 
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| X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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