CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 142,177	$ 127,791	$ 72,660
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation	23,181	20,900	24,728
Amortization	104,147	112,493	115,588
Amortization of operating lease right-of-use assets	11,036	10,515	23,448
Amortization of deferred debt issuance costs	4,561	4,685	4,802
Deferred income taxes	1,603	3,733	3,349
Stock-based compensation expense	29,753	27,242	29,602
Gain on divestiture	(38,452)	0	0
Other	3,028	855	6,017
Changes in operating assets and liabilities, net of impact of acquisitions:
Receivables	(132,194)	(43,830)	8,793
Accounts payable	7,730	1,408	2,484
Accrued employee compensation	(3,161)	3,674	18,491
Deferred revenue	(2,977)	(17,332)	9,421
Other current and noncurrent assets and liabilities	(7,051)	(31,661)	(4,488)
Net cash flows from operating activities	143,381	220,473	314,895
Cash flows from investing activities:
Purchases of property and equipment	(13,103)	(20,582)	(17,804)
Purchases of software and distribution rights	(26,790)	(24,786)	(28,829)
Proceeds from divestiture	100,139	0	0
Other	0	0	15,934
Net cash flows from investing activities	60,246	(45,368)	(30,699)
Cash flows from financing activities:
Proceeds from issuance of common stock	3,581	3,440	3,759
Proceeds from exercises of stock options	4,584	8,862	11,924
Repurchase of stock-based compensation awards for tax withholdings	(6,983)	(14,833)	(11,568)
Repurchase of common stock	(206,537)	(107,378)	(28,881)
Proceeds from revolving credit facility	180,000	35,000	30,000
Repayments of revolving credit facility	(75,000)	(90,000)	(214,000)
Repayments of term portion of credit agreement	(85,431)	(38,950)	(38,950)
Payments on or proceeds from other debt, net	(12,123)	(15,185)	(13,854)
Net increase (decrease) in settlement assets and liabilities	26,849	(37,834)	101,681
Net cash flows from financing activities	(171,060)	(256,878)	(159,889)
Effect of exchange rate fluctuations on cash	(2,037)	533	(57)
Net increase (decrease) in cash and cash equivalents	30,530	(81,240)	124,250
Cash and cash equivalents, including settlement deposits, beginning of period	184,142	265,382	141,132
Cash and cash equivalents, including settlement deposits, end of period	214,672	184,142	265,382
Reconciliation of cash and cash equivalents to the Consolidated Balance Sheets
Cash and cash equivalents	124,981	122,059	165,374
Settlement deposits	89,691	62,083	100,008
Total cash and cash equivalents, including settlement deposits	214,672	184,142	265,382
Supplemental cash flow information
Income taxes paid, net	43,553	46,166	27,760
Interest paid	$ 48,526	$ 40,071	$ 51,991