CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating revenues:
Operating revenues	$ 332,302	$ 335,886	$ 1,076,093	$ 1,089,916
Interest income, net	11,446	3,613	31,041	12,442
Total operating revenues	343,748	339,499	1,107,134	1,102,358
Operating expenses:
Sales and marketing expenses	66,996	84,002	227,898	299,412
Compensation and benefits expenses	61,868	65,045	185,743	199,996
Processing expenses	125,261	95,731	349,741	287,716
Other general and administrative expenses	78,858	85,891	257,456	240,616
Total operating expenses	332,983	330,669	1,020,838	1,027,740
Operating income	10,765	8,830	86,296	74,618
Interest expense, net	27	38	143	113
Other (expense) income, net	(4,249)	849	(9,057)	1,396
Income before income taxes	6,489	9,641	77,096	75,901
Income tax expense	1,793	2,306	18,768	17,898
Net income	$ 4,696	$ 7,335	$ 58,328	$ 58,003
Basic earnings per common share (in usd per share)	$ 0.09	$ 0.13	$ 1.08	$ 1.06
Diluted earnings per common share (in usd per share)	$ 0.09	$ 0.13	$ 1.07	$ 1.04
Basic weighted-average common shares issued and outstanding (in shares)	53,053	54,221	53,840	53,961
Diluted weighted-average common shares issued and outstanding (in shares)	53,382	55,415	54,428	55,180
Card revenues and other fees
Operating revenues:
Operating revenues	$ 219,577	$ 202,482	$ 650,979	$ 586,431
Cash processing revenues
Operating revenues:
Operating revenues	41,318	47,516	198,813	205,256
Interchange revenues
Operating revenues:
Operating revenues	$ 71,407	$ 85,888	$ 226,301	$ 298,229