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Leases - Schedule of Weighted Average Remaining Term and Discount Rates (Detail)	Dec. 31, 2021	Dec. 31, 2020
Weighted average remaining lease term (years):
Operating leases	5 years 9 months 14 days	6 years 3 days
Finance leases	1 year 9 months	2 years 4 months 13 days
Weighted average discount rate (%):
Operating leases	3.09%	3.35%
Finance leases	1.49%	3.27%

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Leases, Weighted Average Discount Rate [Abstract]

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Weighted average discount rate for finance lease calculated at point in time.

+ References

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 55
-Paragraph 53
-URI http://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971

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