CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
REVENUES:
Rental income	$ 628,883	$ 590,161	$ 586,530
Tenant reimbursement income	52,418	44,943	50,885
Fee and other income	37,666	48,237	24,993
Total revenues	718,967	683,341	662,408
EXPENSES:
Operating	266,136	250,040	244,754
Depreciation and amortization	266,037	269,450	294,624
General and administrative	61,577	53,510	42,056
Transaction related costs	2,027	2,404	10,355
Total expenses	595,777	575,404	591,789
Operating income	123,190	107,937	70,619
Income from unconsolidated joint ventures	20,185	7,413	6,850
Loss from unconsolidated real estate funds	(6,143)	(498)
Income from real estate fund investments			37,975
Interest and other (loss) income, net	(9,031)	6,934	871
Interest and debt expense	(143,762)	(153,138)	(168,366)
Loss on early extinguishment of debt	(7,877)	(4,608)
Gain on sale of real estate	133,989
Unrealized gain on interest rate swaps	1,802	39,814	75,760
Net income before income taxes	112,353	3,854	23,709
Income tax expense	(5,177)	(1,785)	(2,566)
Net income	107,176	2,069	21,143
Less net (income) loss attributable to noncontrolling interests in:
Consolidated joint ventures	10,365	(15,423)	(5,459)
Consolidated real estate funds	(19,797)	1,316	(21,173)
Operating Partnership	(11,363)	2,104	1,070
Net income (loss) attributable to common stockholders	$ 86,381	$ (9,934)	$ (4,419)
INCOME (LOSS) PER COMMON SHARE - BASIC:
Income (loss) per common share	$ 0.37	$ (0.05)	$ (0.02)
Weighted average shares outstanding	236,372,801	218,053,062	212,106,718
INCOME (LOSS) PER COMMON SHARE - DILUTED:
Income (loss) per common share	$ 0.37	$ (0.05)	$ (0.02)
Weighted average shares outstanding	236,401,548	218,053,062	212,106,718
DIVIDENDS PER COMMON SHARE	$ 0.380	$ 0.380	$ 0.419	[1]

[1] Includes the $0.039 cash dividend for the 38 day period following the completion of our initial public offering and related Formation Transactions and ending on December 31, 2014.