CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities:
Net (loss) income	$ (163,632)	$ 21,911
Less: Loss from discontinued operations	0	(25,353)
(Loss) income from continuing operations	(163,632)	47,264
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	152,250	143,016
Operating right-of-use asset amortization	16,722	0
Stock-based compensation expense	29,563	25,867
Deferred taxes	(3,066)	6,091
Asset impairment charges	4,037	30,075
(Recovery) impairment of long-term investments	(1,045)	15,487
Equity in net (loss) income of unconsolidated investments	(540)	(529)
Gain on sale of businesses, net	0	(172,258)
Other loss (income), net	2,796	(819)
Changes in operating assets and liabilities (net of businesses acquired):
Accounts receivable and contract assets, net	53,886	1,528
Prepaid expenses and other assets	615	(12,425)
Accounts payable	27,571	18,246
Accrued expenses	145,450	12,636
Accrued compensation and benefits	(43,426)	174
Deferred revenue	(138,639)	(47,265)
Other liabilities	(701)	(1,759)
Operating leases	(17,897)	0
Net cash provided by operating activities - continuing operations	63,944	65,329
Net cash (used in) provided by operating activities - discontinued operations	(30,000)	16,225
Net cash provided by operating activities	33,944	81,554
Cash flows from investing activities:
Capital expenditures	(13,475)	(21,924)
Capitalized software	(86,190)	(83,093)
Cash paid for business acquisitions, net of cash acquired	(23,443)	(177,233)
Cash received from sale of businesses, net	0	241,153
Purchases of equity securities, other investments and related intangible assets, net	(7,191)	(2,723)
Other proceeds from investing activities	14	54
Net cash used in investing activities - continuing operations	(130,285)	(43,766)
Net cash used in investing activities - discontinued operations	0	(189,555)
Net cash used in investing activities	(130,285)	(233,321)
Cash flows from financing activities:
Proceeds from sale or issuance of common stock	0	1,283
Taxes paid related to net share settlement of equity awards	(6,762)	(8,763)
Payments of lease obligations	(108)	(389)
Credit facility payments	(15,000)	(250,001)
Credit facility borrowings, net of issuance costs	249,241	325,843
Repurchase of common stock	(102,160)	(101,905)
Repurchase of unsettled common stock	(9,301)	0
Payment of acquisition and other financing obligations	(11,473)	(3,226)
Purchases of subsidiary shares owned by non-controlling interest	(54,064)	(6,945)
Net cash provided by (used in) financing activities - continuing operations	50,373	(44,103)
Net cash provided by financing activities - discontinued operations	0	153,491
Net cash provided by financing activities	50,373	109,388
Effect of exchange rate changes on cash and cash equivalents	(103)	(328)
Net decrease in cash and cash equivalents	(46,071)	(42,707)
Cash, cash equivalents and restricted cash, beginning of period	184,795	162,498
Cash, cash equivalents and restricted cash, end of period	138,724	119,791
Less: Cash and cash equivalents included in current assets attributable to discontinued operations	0	(17,767)
Cash, cash equivalents and restricted cash, end of period, excluding discontinued operations	$ 138,724	$ 102,024