Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Concentration of Credit Risk and Significant Customers (Details)

v3.22.0.1
Summary of Significant Accounting Policies - Concentration of Credit Risk and Significant Customers (Details) - Customer Concentration Risk
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Customer A | REVENUES      
Concentration Risk [Line Items]      
Concentration risk, percentage 0.00% 0.00% 15.00%
Customer A | ACCOUNTS RECEIVABLE      
Concentration Risk [Line Items]      
Concentration risk, percentage 83.00% 71.00%  
Customer B | REVENUES      
Concentration Risk [Line Items]      
Concentration risk, percentage 7.00% 16.00% 20.00%
Customer B | ACCOUNTS RECEIVABLE      
Concentration Risk [Line Items]      
Concentration risk, percentage 0.00% 7.00%  
Customer C | REVENUES      
Concentration Risk [Line Items]      
Concentration risk, percentage 3.00% 15.00% 0.00%
Customer C | ACCOUNTS RECEIVABLE      
Concentration Risk [Line Items]      
Concentration risk, percentage 0.00% 6.00%