Nature of Business and Summary of Significant Accounting Policies - Summary of Changes in the Carrying Amount of Goodwill (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)
Goodwill [Roll Forward]
Balance, beginning of period	$ 1,280,226
Divestiture	(54,200)
Balance, end of period	1,226,026
Divestiture	54,200
Banks
Goodwill [Roll Forward]
Balance, beginning of period	725,903
Divestiture	(54,200)
Balance, end of period	671,703
Divestiture	54,200
Merchants
Goodwill [Roll Forward]
Balance, beginning of period	137,289
Divestiture	0
Balance, end of period	137,289
Divestiture	0
Billers
Goodwill [Roll Forward]
Balance, beginning of period	417,034
Divestiture	0
Balance, end of period	417,034
Divestiture	$ 0