Operating Leases - Additional Information (Detail) - USD ($) $ in Millions |
Sep. 30, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Leases [Abstract] | ||
| Operating lease right-of-use assets | $ 143.3 | $ 126.9 |
| Operating lease right-of-use assets, accumulated amortization | $ 58.0 | $ 42.9 |
| X | ||||||||||
- Definition Accumulated Amortization Of Right Of Use Lease Assets No definition available.
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| X | ||||||||||
- Definition Operating Lease Right Of Use Asset Gross. No definition available.
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| X | ||||||||||
- References No definition available.
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