Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities
Net income	$ 37,900	$ 53,871
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	35,634	33,468
Amortization of debt issue costs and accretion of discount	1,074	835
Operating lease amortization	2,890	3,579
Provision for expected credit losses and sundry losses	922	2,884
Deferred tax benefit	(1,214)	(1,821)
Share-based compensation	7,122	6,715
Loss on disposition of property and equipment and other intangibles	193	645
Earnings of equity method investment	(531)	(355)
Decrease (increase) in assets:
Accounts receivable, net	14,387	5,384
Prepaid expenses and other assets	(4,102)	(5,833)
Other long-term assets	1,141	(3,060)
(Decrease) increase in liabilities:
Accrued liabilities and accounts payable	(13,653)	(17,955)
Income tax payable	4,988	(4,713)
Unearned income	2,817	4,004
Operating lease liabilities	(3,281)	(2,877)
Other long-term liabilities	965	1,179
Total adjustments	49,352	22,079
Net cash provided by operating activities	87,252	75,950
Cash flows from investing activities
Additions to software	(11,833)	(20,023)
Property and equipment acquired	(6,614)	(15,625)
Proceeds from sales of property and equipment	0	29
Net cash used in investing activities	(18,447)	(35,619)
Cash flows from financing activities
Statutory withholding taxes paid on share-based compensation	(2,777)	(6,162)
Net borrowings under Revolving Facility	15,000	0
Repayment of short-term borrowings for purchase of equipment and software	(1,553)	(818)
Dividends paid	(7,193)	(7,227)
Repurchase of common stock	(7,300)	(28,196)
Repayment of long-term debt	(24,123)	(7,125)
Net cash used in financing activities	(27,946)	(49,528)
Effect of foreign exchange rate on cash, cash equivalents and restricted cash	(2,890)	0
Net increase (decrease) in cash, cash equivalents and restricted cash	37,969	(9,197)
Cash, cash equivalents and restricted cash at beginning of the period	131,121	86,746
Cash, cash equivalents and restricted cash at end of the period	169,090	77,549
Reconciliation of cash, cash equivalents and restricted cash
Cash and cash equivalents	146,920	64,025
Restricted cash	22,170	13,524
Cash, cash equivalents and restricted cash	169,090	77,549
Supplemental disclosure of cash flow information:
Cash paid for interest	12,352	14,646
Cash paid for income taxes	4,579	10,085
Supplemental disclosure of non-cash activities:
Payable due to vendor related to equipment and software acquired	$ 1,484	$ 5,238