Intangible Assets - Additional Information (Detail) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Finite Lived Intangible Assets [Line Items]
Carrying amount	$ 3,906,000	$ 2,493,000
Computer Software [Member]
Finite Lived Intangible Assets [Line Items]
Carrying amount	3,906,000	$ 2,493,000
Amortization of intangible assets	$ 0