Acquisitions, Goodwill and Other Intangible Assets - Summary of Goodwill and Intangible Assets (Parenthetical) (Detail) |
12 Months Ended | |
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Dec. 31, 2020 |
Dec. 31, 2019 |
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| Business Combinations [Abstract] | ||
| Weighted average amortization intangible assets | 5 years 6 months 25 days | 4 years 4 months 13 days |
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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