Combined Statements of Equity (USD $) In Thousands, except Share data	Total	Predecessor	Common Stock	Additional paid-in capital	Distributions in excess of earnings and Predecessor deficit	Distributions in excess of earnings and Predecessor deficit Predecessor	Total stockholders'and Predecessor deficit	Total stockholders'and Predecessor deficit Predecessor	Noncontrolling interests
Balance at Dec. 31, 2012		$ (41,341)				$ (41,341)		$ (41,341)
Net income		2,020				2,020		2,020
Contributions		2,218				2,218		2,218
Distributions		(12,399)				(12,399)		(12,399)
Balance at May. 12, 2013		(49,502)				(49,502)		(49,502)
Balance at May. 13, 2013
Net proceeds from sale of common stock	192,183		190	191,993			192,183
Net proceeds from sale of common stock (in shares)			19,003,750
Formation Transactions	(37,576)			(191,993)	(47,227)	49,502	(189,718)		152,142
Restricted stock award grants			2	(2)
Restricted stock award grants (in shares)			159,955
Restricted stock award forfeitures			(205)
Vesting of restricted stock awards	1,012			1,012			1,012
Net income	9,567				5,631		5,631		3,936
Dividends declared	(7,733)				(4,599)		(4,599)		(3,134)
Balance (in shares)	19,163,500		19,163,500
Balance at Sep. 30, 2013	$ 107,951		$ 192	$ 1,010	$ (46,195)		$ (44,993)		$ 152,944