Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Document Fiscal Year Focus	2015
Operating Activities
Net income	$ 103,137	$ 112,808
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	189,044	166,123
Loss on early extinguishment of debt	189	525
Gain on sales of real estate – land parcels	0	(805)
Impairment of real estate	14,510	0
Equity in earnings of unconsolidated joint ventures	(1,825)	0
Distributions of earnings from unconsolidated joint ventures	740	0
Amortization of loan fees	8,348	8,090
Amortization of debt premiums/discounts	(282)	100
Amortization of acquired below-market leases	(5,121)	(2,191)
Deferred rent	(34,421)	(35,511)
Stock compensation expense	12,922	9,372
Investment gains	(22,368)	(9,481)
Investment losses	11,157	8,725
Changes in operating assets and liabilities:
Restricted cash	24	0
Tenant receivables	380	(939)
Deferred leasing costs	(47,725)	(25,910)
Other assets	(13,721)	(12,228)
Accounts payable, accrued expenses, and tenant security deposits	31,423	36,446
Net cash provided by operating activities	246,411	255,124
Investing Activities
Proceeds from sale of properties	92,455	28,378
Additions to real estate	(362,215)	(345,074)
Purchase of real estate	(248,933)	(97,785)
Deposits for investing activities	(6,707)	(7,292)
Change in restricted cash related to construction projects	0	6,694
Investment in unconsolidated real estate joint ventures	(7,979)	(67,525)
Additions to investments	(67,965)	(35,484)
Sales of investments	39,590	13,883
Repayment of notes receivable	4,264	29,866
Net cash used in investing activities	(557,490)	(474,339)
Financing Activities
Borrowings from secured notes payable	47,375	108,626
Repayments of borrowings from secured notes payable	(12,217)	(228,909)
Proceeds from issuance of unsecured senior notes payable	0	698,908
Borrowings from unsecured senior line of credit	1,432,000	890,000
Repayments of borrowings from unsecured senior line of credit	(893,000)	(952,000)
Repayments of borrowings from unsecured senior bank term loans	(25,000)	(125,000)
Change in restricted cash related to financing activities	(4,737)	375
Payment of loan fees	(4,182)	(7,989)
Proceeds from the issuance of common stock	5,052	0
Dividends on common stock	(162,280)	(150,540)
Dividends on preferred stock	(18,740)	(19,414)
Contributions by noncontrolling interests	340	19,410
Distributions to and purchases of noncontrolling interests	(62,973)	(3,487)
Net cash provided by financing activities	301,638	229,980
Effect of foreign exchange rate changes on cash and cash equivalents	(187)	(1,438)
Net (decrease) increase in cash and cash equivalents	(9,628)	9,327
Cash and cash equivalents at beginning of period	86,011	57,696
Cash and cash equivalents at end of period	76,383	67,023
Supplemental Disclosure of Cash Flow Information
Cash paid during the period for interest, net of interest capitalized	64,197	33,783
Change in accrued construction	7,305	(36,235)
Non-Cash Investing Activities
Assumption of secured notes payable in connection with purchase of properties	(82,000)	(48,329)
Payable for purchase of noncontrolling interest	$ (51,887)	$ 0