CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities:
Net income	$ 294,162	$ 369,404
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization (including amounts in discontinued operations)	736,870	587,176
Amortization of deferred revenue and lease intangibles, net	(19,312)	(14,775)
Other non-cash amortization	3,051	(616)
Stock-based compensation	16,061	16,792
Straight-lining of rental income, net	(25,118)	(29,644)
Loss on extinguishment of debt, net	14,897	5,079
Gain on real estate dispositions (including amounts in discontinued operations)	(14,649)	(17,726)
Gain on real estate loan investments	0	(249)
Gain on sale of marketable securities	(5,800)	0
Income tax (benefit) expense	(30,717)	4,420
Loss (income) from unconsolidated entities	1,197	(549)
Other	23,826	13,736
Changes in operating assets and liabilities:
Decrease (increase) in other assets	11,164	(3,306)
Increase in accrued interest	6,338	14,835
Increase (decrease) in accounts payable and other liabilities	10,075	(24,605)
Net cash provided by operating activities	1,022,045	919,972
Cash flows from investing activities:
Net investment in real estate property	(2,556,988)	(1,184,036)
Investment in loans receivable and other	(74,386)	(66,436)
Proceeds from real estate disposals	409,633	112,746
Proceeds from loans receivable	106,909	55,573
Purchase of marketable securities	0	(46,689)
Proceeds from sale or maturity of marketable securities	76,800	21,689
Funds held in escrow for future development expenditures	4,003	2,602
Development project expenditures	(90,458)	(71,375)
Capital expenditures	(75,812)	(56,235)
Investment in unconsolidated operating entity	(26,282)	0
Other	(27,984)	(4,009)
Net cash used in investing activities	(2,254,565)	(1,236,170)
Cash flows from financing activities:
Net change in borrowings under credit facility	(790,406)	(153,684)
Net cash impact of CCP Spin-Off	(128,749)	0
Proceeds from debt	2,511,061	2,007,707
Proceeds from debt related to CCP Spin-Off	1,400,000	0
Repayment of debt	(1,329,070)	(905,117)
Purchase of noncontrolling interest	(3,819)	0
Payment of deferred financing costs	(23,893)	(14,946)
Issuance of common stock, net	417,818	0
Cash distribution to common stockholders	(759,575)	(640,414)
Cash distribution to redeemable OP unitholders	(12,776)	(4,214)
Purchases of redeemable OP units	(33,188)	0
Distributions to noncontrolling interest	(11,250)	(6,760)
Other	6,489	(551)
Net cash provided by financing activities	1,242,642	282,021
Net increase (decrease) in cash and cash equivalents	10,122	(34,177)
Effect of foreign currency translation on cash and cash equivalents	(239)	3,956
Cash and cash equivalents at beginning of period	55,348	94,816
Cash and cash equivalents at end of period	65,231	64,595
Assets and liabilities assumed from acquisitions:
Real estate investments	2,558,239	353,995
Other assets acquired	20,221	3,683
Debt assumed	177,857	228,150
Other liabilities	57,937	19,441
Deferred income tax liability	50,836	110,087
Redeemable OP unitholder interests assumed	87,245	0
Equity issued	2,204,585	0
Non-cash impact of CCP Spin-Off	$ 1,256,404	$ 0