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Segment Reporting - Additional Information (Details)
12 Months Ended
Dec. 31, 2021
Customer
Merchant
Dec. 31, 2020
Customer
Merchant
Dec. 31, 2019
Customer
Disclosure Of Operating Segments [Line Items]      
Number of merchants operated with | Merchant 420 330  
Percentage of revenue from top 10 merchants 56.00% 64.00% 70.00%
Number of customers accounted for more than 10% of total revenue on individual level | Customer 1 2 1