CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Statement Of Cash Flows [Abstract]
Net cash flow provided by operating activities:	$ 53,296	$ 33,858
Cash flow from investing activities:
Proceeds from disposition of real estate	36,068	17,114
Real estate developed or acquired, net of liabilities assumed	(133,743)	(83,797)
Equity contributions to joint ventures	(1,101)	(3,749)
Repayments of joint venture advances, net	0	25
Return of investments in joint ventures	1,558	2,801
Issuance of notes receivable	0	(75)
Repayment of notes receivable	11,453	0
(Decrease) increase in restricted cash - capital improvements	(2,060)	2,971
Net cash flow used for investing activities:	(87,825)	(64,710)
Cash flow from financing activities:
Proceeds from (repayments of) revolving credit facilities, net	43,160	(67,898)
Repayment of senior notes	0	(187,670)
Proceeds from mortgages and other secured debt	37,659	353,506
Repayment of term loans and mortgage debt	(47,240)	(52,360)
Payment of debt issuance costs	(4,068)	(2,258)
Proceeds from issuance of common shares, net of underwriting commissions and offering expenses of $226 in 2013	39,374	(101)
Repurchase of common shares in conjunction with equity award plans	(2,244)	(1,447)
Contributions from non-controlling interests	94	93
Distributions to non-controlling interests and redeemable operating partnership units	(271)	(6,553)
Dividends paid	(44,210)	(29,128)
Net cash flow provided by financing activities:	22,254	6,184
Cash and cash equivalents
Decrease in cash and cash equivalents	(12,275)	(24,668)
Effect of exchange rate changes on cash and cash equivalents	(27)	(450)
Cash and cash equivalents, beginning of period	31,174	41,206
Cash and cash equivalents, end of period	18,872	16,088
Supplemental disclosure of non-cash investing and financing activities:
Dividends payable	49,813	40,300
Real Estate Expenditures included in Accounts Payable	$ 19,500

The cash outflows from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth for development; includes real estate intended to generate income; excludes real estate acquired for use by the owner. This amount is net of the liabilities assumed from the purchase.

No definition available.