CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - UNAUDITED - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities:
Net income	$ 52,384	$ 53,576
Adjustments to reconcile net income to net cash provided by operating activities-
Depreciation	16,724	17,549
Amortization	37,467	34,543
Asset impairment	0	1,689
Gain on lease modifications	0	(4,349)
Unrealized foreign currency transaction (gain) loss, net	225	(442)
Deferred income taxes	(189)	(12,504)
Stock-based compensation	25,023	21,253
Changes in operating assets and liabilities, net of acquired amounts:
Trade accounts receivable, net	(7,873)	(33,351)
Other current and non-current assets and liabilities	(12,771)	(11,449)
Income taxes payable/receivable	(16,194)	(4,650)
Trade accounts payable and accrued liabilities	(48,658)	(24,158)
Deferred revenue	7,075	14,658
Net cash provided by operating activities	53,213	52,365
Cash flows from investing activities:
Purchases of software, property and equipment	(16,528)	(22,940)
Proceeds from sale/maturity of short-term investments	0	71
Business combinations, net of cash and settlement assets acquired of $46,432 and zero	17,293	0
Net cash provided by (used in) investing activities	765	(22,869)
Cash flows from financing activities:
Proceeds from issuance of common stock	2,416	2,541
Payment of cash dividends	(26,598)	(26,231)
Repurchase of common stock	(42,439)	(116,418)
Deferred acquisition payments	(2,488)	(3,220)
Proceeds from long-term debt	15,000	470,000
Payments on long-term debt	(20,625)	(310,625)
Purchase of capped call transactions related to convertible notes	0	(34,298)
Payments of deferred financing costs	0	(13,518)
Payments on financing obligations	(2,191)	0
Settlement and merchant reserve activity	(79,606)	(46,196)
Net cash used in financing activities	(156,531)	(77,965)
Effect of exchange rate fluctuations on cash, cash equivalents and restricted cash	(337)	(448)
Net decrease in cash, cash equivalents, and restricted cash	(102,890)	(48,917)
Cash, cash equivalents and restricted cash, beginning of period	463,876	389,018
Cash, cash equivalents and restricted cash, end of period	360,986	340,101
Cash paid during the period for-
Interest	24,592	21,772
Income taxes	35,292	39,136
Non-cash investing and financing activities:
Software, property and equipment included in current and noncurrent liabilities	9,830	0
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents	118,444	146,730
Settlement and merchant reserve assets	240,755	193,371
Restricted cash included in current and non-current assets	1,787	0
Total cash, cash equivalents and restricted cash	$ 360,986	$ 340,101