CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenues [Abstract]
Property operating expenses from related parties	$ 10	$ 46	$ 51
General and administrative from related parties	$ 240	$ 237	$ 234