Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								5 Months Ended	12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Numerator for earnings per share - basic:
Net income (loss)	$ 5,909	$ 3,983	$ 3,297	$ (448)	$ 1,991	$ (2,251)	$ (600)	$ (3,558)	$ (2,060)	$ 12,741	$ (4,418)	$ (2,636)
Net (income) loss attributable to Predecessor:										0	0	576
Net Income (Loss) Attributable to Noncontrolling Interest [Abstract]
Operating Partnership										(576)	695	470
Partially owned properties										(377)	(314)	(71)
Preferred distributions										(1,189)	0	0
Net income (loss) attributable to common shareholders	5,146	3,404	2,571	(522)	1,711	(2,094)	(561)	(3,093)		10,599	(4,037)	(1,661)
Numerator for earnings per share - diluted:
Net income (loss) attributable to common shareholders	$ 5,146	$ 3,404	$ 2,571	$ (522)	$ 1,711	$ (2,094)	$ (561)	$ (3,093)		10,599	(4,037)	(1,661)
Operating Partnership net income										576	0	0
Numerator for earnings per share - diluted										$ 11,175	$ (4,037)	$ (1,661)
Denominator for EPS - basic and diluted:
Denominator for earnings per share - basic (in shares)	83,761,536	71,034,747	70,376,959	65,649,478	48,145,409	36,313,644	26,163,982	21,298,597		72,750,724	33,063,093	12,883,917
Dilutive Securities, Effect on Basic Earnings Per Share [Abstract]
Noncontrolling interest - Operating Partnership units										3,708,494	0	0
Denominator for earnings per share - diluted shares	87,911,097	75,104,821	74,267,284	65,649,478	48,354,493	36,313,644	26,163,982	21,298,597		76,792,073	33,063,093	12,883,917
Earnings per share - basic (in dollars per share)	$ 0.06	$ 0.05	$ 0.04	$ (0.01)	$ 0.04	$ (0.06)	$ (0.02)	$ (0.15)		$ 0.15	$ (0.12)	$ (0.13)
Earnings per share - diluted (in dollars per share)	$ 0.06	$ 0.05	$ 0.04	$ (0.01)	$ 0.04	$ (0.06)	$ (0.02)	$ (0.15)		$ 0.15	$ (0.12)	$ (0.13)
Restricted common shares
Dilutive Securities, Effect on Basic Earnings Per Share [Abstract]
Effect of dilutive securities, Restricted shares and RSU										190,619	0	0
Restricted Share Units
Dilutive Securities, Effect on Basic Earnings Per Share [Abstract]
Effect of dilutive securities, Restricted shares and RSU										142,236	0	0