Revenue from Contracts with Customers - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Total revenue	$ 854,582	$ 13,219
Loyalty redemption platform
Disaggregation of Revenue [Line Items]
Total revenue	13,242	12,776
Crypto services
Disaggregation of Revenue [Line Items]
Total revenue	841,340	443
Transaction revenue
Disaggregation of Revenue [Line Items]
Total revenue	847,984	7,706
Subscription and service revenue
Disaggregation of Revenue [Line Items]
Total revenue	$ 6,598	$ 5,513