Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Net income	$ 87	$ 26,070
Adjustments to reconcile income (loss) to net cash provided by operating activities:
Depreciation (including discontinued operations)	29,649	22,919
Gain (Loss) on Disposition of Property Plant Equipment	(1,704)	(29,009)
Net provision for (recovery of) doubtful accounts (including discontinued operations)	191	341
Straight line rent (including discontinued operations)	(4,072)	(630)
Impairment of Real Estate	6,355	0
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions	(5,583)	(651)
Proceeds from Distributions Received from Real Estate Partnerships	1,125	0
Net changes in assets and liabilities:
Net changes in assets, liabilities and other	7,203	3,439
Net cash provided by operating activities	33,251	22,479
CASH FLOWS FROM INVESTING ACTIVITIES:
Payments to Acquire Real Estate	(573,774)	(308,179)
Proceeds from Sale of Real Estate Held-for-investment	45,462	121,694
Capital improvements and lease commissions	(9,879)	(3,894)
Payments to Acquire Interest in Subsidiaries and Affiliates	(120,510)	(85)
Payments for Deposits on Real Estate Acquisitions	(1,850)	0
Proceeds from Other Deposits	600	0
Proceeds from Equity Method Investment, Dividends or Distributions	4,495	0
Loan escrows	(1,849)	1,252
Net cash used in investing activities	(657,305)	(189,212)
CASH FLOWS FROM FINANCING ACTIVITIES:
Issuance of common stock	455,651	272,703
Repurchase of shares	(43,862)	(23,101)
Offering Costs	(12,303)	(8,046)
Distributions to stockholders	(8,997)	(8,020)
Distributions paid to noncontrolling interests	(2,531)	(11,220)
Contributions received from noncontrolling interests	169	2,494
Deposits for loan commitments	0	(541)
Proceeds from Lines of Credit	160,000	0
Repayments of Lines of Credit	(90,000)	0
Proceeds from mortgage notes and other debt payable	218,089	97,290
Debt Issuance Costs	(3,271)	(1,143)
Payments on early extinguishment of debt	0	(711)
Principal payments on mortgage notes and other debt payable	(32,886)	(81,529)
Net cash provided by financing activities	640,059	238,176
Net increase in cash and cash equivalents	16,005	71,443
Effect of exchange rates	135	(261)
Cash and cash equivalents at the beginning of the period	34,739	32,211
Cash and cash equivalents at the end of the period	50,879	103,393
Supplemental discolsure of cash flow information:
Interest paid	18,444	12,704
Non-cash activities:
Write-offs of receivables	37	236
Write-offs of retired assets	2	(45)
Change in Liability for Capital Expenditures	(3,630)	(2,660)
Escrow Deposits Related to Property Sales	0	1,847
Business Combination, Consideration Transferred	902	973
Liabilities Assumed	987	1,730
Change in issuance of common stock receivable	915	1,106
Change in accrued offering costs	31,710	$ 255
NYC Retail Portfolio [Member]
Net changes in assets and liabilities:
Proceeds from Equity Method Investment, Dividends or Distributions, Return of Capital	4,495
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from Equity Method Investment, Dividends or Distributions	$ 1,125