CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash Flows from Operating Activities:
Net income (loss)	$ 231,211	$ 196,574
Loss (income) from discontinued operations	(104)	12,427
Adjustments to reconcile net income (loss) to cash flows from operating activities:
Depreciation	336,485	337,923
Amortization (includes amortization of deferred financing costs and discounts of $12,286 and $11,537 for the nine months ended September 30, 2019 and 2018, respectively)	160,176	148,209
Revenue reduction associated with amortization of customer inducements and above- and below-market leases	10,417	12,430
Stock-based compensation expense	28,140	23,352
Provision (benefit) for deferred income taxes	2,643	(2,699)
(Gain) loss on disposal/write-down of property, plant and equipment, net (see Note 2.j.)	(17,087)	(2,064)
Foreign currency transactions and other, net	(25,283)	(1,271)
(Increase) decrease in assets	(24,121)	(24,247)
(Decrease) increase in liabilities	(54,332)	(75,096)
Cash Flows from Operating Activities - Continuing Operations	648,145	625,538
Cash Flows from Operating Activities - Discontinued Operations	0	(995)
Cash Flows from Operating Activities	648,145	624,543
Cash Flows from Investing Activities:
Capital expenditures (see Liquidity and Capital Resources section of Management's Discussion & Analysis of Financial Condition and Results of Operations)	(533,614)	(329,953)
Cash paid for acquisitions, net of cash acquired	(56,499)	(1,711,011)
Acquisition of customer relationships	(42,990)	(38,829)
Customer inducements	(7,429)	(6,212)
Contract fulfillment costs and third-party commissions	(63,090)	(18,520)
Net proceeds from divestments	0	1,019
Investments in joint ventures (see Note 10)	(19,222)	0
Proceeds from sales of property and equipment and other, net	82,148	713
Cash Flows from Investing Activities - Continuing Operations	(640,696)	(2,102,793)
Cash Flows from Investing Activities - Discontinued Operations	5,061	0
Cash Flows from Investing Activities	(635,635)	(2,102,793)
Cash Flows from Financing Activities:
Repayment of revolving credit facility, term loan facilities and other debt	(12,690,691)	(11,226,171)
Proceeds from revolving credit facility, term loan facilities and other debt	12,256,276	12,437,017
Net proceeds from sales of senior notes	987,500	0
Debt repayment and equity distribution to noncontrolling interests	(1,464)	(2,035)
Parent cash dividends	(528,908)	(505,403)
Net proceeds associated with the Over-Allotment Option	0	76,192
Net proceeds associated with the At the Market (ATM) Program	0	8,716
Net (payments) proceeds associated with employee stock-based awards	(2,059)	(2,800)
Payment of debt financing and stock issuance costs	(769)	(15,957)
Cash Flows from Financing Activities - Continuing Operations	19,885	769,559
Cash Flows from Financing Activities - Discontinued Operations	0	0
Cash Flows from Financing Activities	19,885	769,559
Effect of Exchange Rates on Cash and Cash Equivalents	(11,102)	(19,332)
Increase (decrease) in Cash and Cash Equivalents	21,293	(728,023)
Cash and Cash Equivalents, including Restricted Cash, Beginning of Period	165,485	925,699
Cash and Cash Equivalents, including Restricted Cash, End of Period	186,778	197,676
Supplemental Information:
Cash Paid for Interest	342,139	322,986
Cash Paid for Income Taxes, Net	54,446	49,061
Non-Cash Investing and Financing Activities:
Financing Leases (see Note 2.d.)	20,699	56,493
Accrued Capital Expenditures	78,329	60,062
Accrued Purchase Price and Other Holdbacks	4,135	27,919
Dividends Payable	$ 182,859	$ 174,136