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Summary of Significant Accounting Policies - Concentrations of Credit Risk (Details) - Customer Concentration Risk	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenue | Customer A
Concentration Risk [Line Items]
Concentration risk percentage		13.00%	14.00%
Revenue | Customer B
Concentration Risk [Line Items]
Concentration risk percentage	26.00%
Revenue | Customer C
Concentration Risk [Line Items]
Concentration risk percentage			11.00%
Accounts Receivable | Customer A
Concentration Risk [Line Items]
Concentration risk percentage		34.00%
Accounts Receivable | Customer B
Concentration Risk [Line Items]
Concentration risk percentage	29.00%
Accounts Receivable | Customer D
Concentration Risk [Line Items]
Concentration risk percentage	0.00%	11.00%

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