CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Statement [Abstract]
Other income, related parties	$ 6,078	$ 3,261	$ 439
Base management and incentive fees, related parties	8,083	14,799	3,360
Other general, administrative and other expenses, related parties	$ 0	$ 80	$ 698