CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Revenues:
Rental revenues	$ 76,530	$ 65,098	$ 234,933	$ 171,654
Total revenues	76,530	65,098	234,933	171,654
Operating expenses:
Rental expenses	19,494	16,843	62,146	43,641
Real estate-related depreciation and amortization	33,868	31,025	106,728	84,909
General and administrative expenses	1,467	1,661	5,151	5,114
Asset management fees, related party	7,393	6,077	22,029	15,831
Acquisition expenses, related party	1,690	5,627	3,432	10,961
Acquisition and strategic transaction expenses	465	4,347	819	12,315
Total operating expenses	64,377	65,580	200,305	172,771
Operating income (loss)	12,153	(482)	34,628	(1,117)
Other (expenses) income:
Equity in loss of unconsolidated joint ventures	(9)	(1,349)	(39)	(2,805)
Interest expense and other	(15,319)	(12,488)	(46,629)	(35,526)
Gain on disposition of real estate properties	0	0	24,471	0
Gain on acquisition of joint venture	0	26,481	0	26,481
Incentive fee from acquisition of joint venture	0	1,985	0	1,985
Total other (expenses) income	(15,328)	14,629	(22,197)	(9,865)
Net (loss) income	(3,175)	14,147	12,431	(10,982)
Net (loss) income attributable to noncontrolling interests	0	0	0	0
Net (loss) income attributable to common stockholders	$ (3,175)	$ 14,147	$ 12,431	$ (10,982)
Weighted-average shares outstanding	210,542	203,024	209,374	170,474
Net (loss) income per common share - basic and diluted	$ (0.02)	$ 0.07	$ 0.06	$ (0.06)