CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net earnings	$ 540,270	$ 334,659
Adjustments to reconcile net earnings to net cash provided by operating activities:
Stock-based compensation expense	172,006	207,362
Amortization of intangibles	60,293	22,151
Depreciation	56,987	55,490
Bad debt expense	35,521	20,935
Deferred income taxes	(36,866)	(344,120)
Unrealized gains on equity securities, net	(126,444)	0
Gains from the sale of investments and businesses, net	(27,240)	(24,031)
Other adjustments, net	12,677	35,662
Changes in assets and liabilities, net of effects of acquisitions and dispositions:
Accounts receivable	(78,665)	(78,612)
Other assets	(48,935)	(17,326)
Accounts payable and other liabilities	57,891	36,407
Income taxes payable and receivable	1,971	4,433
Deferred revenue	52,234	44,791
Net cash provided by operating activities	671,700	297,801
Cash flows from investing activities:
Acquisitions, net of cash acquired	(17,635)	(69,113)
Capital expenditures	(60,113)	(56,519)
Proceeds from maturities and sales of marketable debt securities	125,000	114,350
Purchases of marketable debt securities	(326,906)	(24,909)
Purchases of investments	(32,180)	(9,105)
Net proceeds from the sale of investments and businesses	28,630	125,220
Other, net	9,646	1,319
Net cash (used in) provided by investing activities	(273,558)	81,243
Cash flows from financing activities:
Purchase of noncontrolling interests	(4,798)	(13,011)
Acquisition-related contingent consideration payments	(185)	(27,289)
Debt issuance costs	0	(2,637)
Other, net	(4,873)	(5,002)
Net cash used in financing activities	(359,856)	(492,800)
Total cash provided (used)	38,286	(113,756)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	(207)	9,401
Net increase (decrease) in cash, cash equivalents, and restricted cash	38,079	(104,355)
Cash, cash equivalents, and restricted cash at beginning of period	1,633,682	1,360,199
Cash, cash equivalents, and restricted cash at end of period	1,671,761	1,255,844
Match Group and ANGI Homeservices
Cash flows from financing activities:
Proceeds from the exercise of stock options	2,876	57,705
Withholding taxes paid on behalf of employees on net settled stock-based awards	(208,962)	(228,978)
ANGI Homeservices
Cash flows from financing activities:
Principal payments on ANGI Homeservices debt	(10,313)	0
Match Group
Cash flows from financing activities:
Proceeds from issuance of Match Group debt	0	75,000
Purchase of treasury stock	(86,239)	0
Proceeds from the exercise of stock options		57,705
Withholding taxes paid on behalf of employees on net settled stock-based awards		(228,978)
Purchase of Match Group stock-based awards	0	(272,459)
IAC/InterActiveCorp
Cash flows from financing activities:
Repurchases of IAC debt	(363)	(31,590)
Purchase of treasury stock	(82,891)	(56,424)
Proceeds from the exercise of stock options	38,903	69,065
Withholding taxes paid on behalf of employees on net settled stock-based awards	$ (3,011)	$ (57,180)