Fair Value - Additional information (Detail) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Fair Value Measurements Nonrecurring [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets measured at fair value	$ 0	$ 0
Liabilities measured at fair value	0	0
Fair Value Measurements, Recurring [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets measured at fair value	71,493,000	78,854,000
Liabilities measured at fair value	$ 0	$ 0