Commitment and Contingencies - Additional Information (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2021 USD ($) Client
Loss Contingencies [Line Items]
Percentage of identified clients	0.50%
Refund of additional amount charged to clients	$ 3,000
Settlement payment	$ 250
Maximum [Member]
Loss Contingencies [Line Items]
Number of identified clients | Client	250