Summary of Significant Accounting Policies - Reconciliation of Earnings Attributable to Common Shares Outstanding for the Basic and Diluted EPS (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	1 Months Ended	3 Months Ended		7 Months Ended	12 Months Ended
	Jul. 31, 2014	Jun. 30, 2014	Mar. 31, 2014	Jul. 31, 2014	Dec. 31, 2013
Per Common Share data - Basic
Income (loss) from continuing operations				$ (2,572)	$ 15,716
Loss attributable to non-controlling interest				3,764	4,251
Preferred dividend of Series D Preferred Shares				(6,502)	(11,146)
Amount allocated to Restricted Common Shares				(192)	(307)
Income (loss) from continuing operations applicable to Common Shares				(5,502)	8,514
Income from discontinued operations				11,235	8,772
Loss attributable to non-controlling interest from discontinued operations				54	39
Net income attributable to Common Shares	$ 1,939	$ 6,079	$ (2,242)	$ 5,787	$ 17,325
Basic Weighted-Average Common Shares				35,821	33,743
Income (loss) from continuing operations	$ 0.05	$ 0.17	$ (0.06)	$ (0.15)	$ 0.25
Income from discontinued operations				0.31	0.26
Net income per Common Share - basic				$ 0.16	$ 0.51
Diluted
Income (loss) from continuing operations				$ (2,572)	$ 15,716
Loss attributable to non-controlling interest				3,764	4,251
Preferred dividend of Series D Preferred Shares				(6,502)	(11,146)
Amount allocated to Restricted Common Shares				(192)	(307)
Income (loss) from continuing operations applicable to Common Shares				(5,502)	8,514
Income from discontinued operations				11,235	8,772
Loss attributable to non-controlling interest from discontinued operations				54	39
Net income attributable to Common Shares	$ 1,939	$ 6,079	$ (2,242)	$ 5,787	$ 17,325
Basic weighted-average Common Shares				35,821	33,743
Stock options				0	0
Diluted weighted-average Common Shares				35,821	33,774
Income (loss) from continuing operations	$ 0.05	$ 0.17	$ (0.06)	$ (0.15)	$ 0.25
Income from discontinued operations				0.31	0.26
Net income per Common Share - diluted				$ 0.16	$ 0.51
Restricted Shares [Member]
Per Common Share data - Basic
Amount allocated to Restricted Common Shares				$ (192)	$ (307)
Diluted
Amount allocated to Restricted Common Shares				$ (192)	$ (307)
Restricted Shares					31