Revenue from Contracts with Customers - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation of Revenue [Line Items]
Total revenue	$ 509,898	$ 347,629	$ 1,364,480	$ 360,848
Loyalty redemption platform, net
Disaggregation of Revenue [Line Items]
Total revenue	12,757	12,296	25,999	25,072
Crypto services
Disaggregation of Revenue [Line Items]
Total revenue	497,141	335,333	1,338,481	335,776
Transaction revenue
Disaggregation of Revenue [Line Items]
Total revenue	503,717	342,542	1,351,701	350,248
Subscription and service revenue
Disaggregation of Revenue [Line Items]
Total revenue	$ 6,181	$ 5,087	$ 12,779	$ 10,600