Goodwill and Other Intangible Assets - Amortizable intangible assets (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 616,896	$ 616,670
Accumulated amortization	$ 361,650	315,272
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Average life	2 years
Gross carrying amount	$ 140,417	140,191
Accumulated amortization	$ 140,193	140,165
Merchant relationships
Finite-Lived Intangible Assets [Line Items]
Average life	10 years
Gross carrying amount	$ 389,760	389,760
Accumulated amortization	$ 152,630	113,740
Tradename
Finite-Lived Intangible Assets [Line Items]
Average life	7 years
Gross carrying amount	$ 40,000	40,000
Accumulated amortization	$ 22,108	16,394
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Average life	3 years
Gross carrying amount	$ 46,719	46,719
Accumulated amortization	$ 46,719	$ 44,973