CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data	Total	Common Class A [Member]	Common Class B-1 [Member]	Common Class B-2 [Member]	Common Class B-3 [Member]	Additional Paid-in Capital [Member]	Cumulative Distributions [Member]	Net Income (Loss) to Common Stockholders [Member]	Noncontrolling Interests [Member]
Balance at Dec. 31, 2014	$ 126,011	$ 75	$ 4	$ 4	$ 4	$ 113,511	$ (9,930)	$ (11,283)	$ 33,626
Balance (in shares) at Dec. 31, 2014		7,531,188	353,630	353,630	353,629
Issuance of Class A common stock, net	53,650	46	0	0	0	53,604	0	0	0
Issuance of Class A common stock, net (in shares)		4,600,000	0	0	0
Conversion of Class B-1 into Class A shares	0	4	(4)	0	0	0	0	0	0
Conversion of Class B-1 into Class A shares (in shares)		353,630	(353,630)	0	0
Vesting of restricted stock compensation	50	0	0	0	0	50	0	0	0
Issuance of restricted stock	0	0	0	0	0	0	0	0	0
Issuance of restricted stock (in shares)		15,000	0	0	0
Issuance of Long-Term Incentive Plan ("LTIP") units for compensation	146	0	0	0	0	146	0	0	0
Vesting of LTIP unit compensation	414	0	0	0	0	414	0	0	0
Capital contributions from noncontrolling interests	578	0	0	0	0	0	0	0	578
Distributions declared	(4,005)	0	0	0	0	0	(3,923)	0	(82)
Distributions to noncontrolling interests	(357)	0	0	0	0	0	0	0	(357)
Net income	9,347	0	0	0	0	0	0	3,313	6,034
Balance at Mar. 31, 2015	$ 185,834	$ 125	$ 0	$ 4	$ 4	$ 167,725	$ (13,853)	$ (7,970)	$ 39,799
Balance (in shares) at Mar. 31, 2015		12,499,818	0	353,630	353,629