Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)	3 Months Ended	6 Months Ended	12 Months Ended
	Mar. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Goodwill And Intangible Assets Disclosure [Abstract]
Goodwill impairment		$ 0	$ 0
Goodwill [Line Items]
Deferred revenue, recognized		$ 700,000
Circle [Member]
Goodwill [Line Items]
Contract termination date		Apr. 15, 2021
Deferred revenue, recognized	$ 600,000
Amortization of intangible assets remaining	$ 300,000
Finite lived intangible assets remaining amortization		$ 400,000
Circle [Member] | Selling and Marketing Expense [Member]
Goodwill [Line Items]
Impairment charge of intangible assets		$ 1,500,000