Consolidated Statements of Members/Stockholders Equity - USD ($) $ in Thousands	Class A Common Stock [Member]	Class B common stock Common Stock [Member]	Member Equity [Member]	Retained Earnings (Accumulated Deficit) [Member]	Accumulated Distributions In Excess Of Net Income [Member]	Additional Paid In Capital [Member]	Noncontrolling Interest [Member]	Total
Beginning Balance at Dec. 31, 2014			$ 47,681		$ 473		$ (15)	$ 48,139
Increase (Decrease) in Stockholders' Equity
Net income (loss)			(1,342)				(7)	(1,349)
Other comprehensive income					(515)			(515)
Ending Balance at Dec. 31, 2015			46,339		(42)		(22)	46,275
Increase (Decrease) in Stockholders' Equity
Net income (loss)			(3,398)				3	(3,395)
Other comprehensive income					(1,898)			(1,898)
Ending Balance at Dec. 31, 2016			$ 42,941		(1,940)		(19)	40,982
Increase (Decrease) in Stockholders' Equity
Net income (loss)								7,817
Issuance of preference notes to affiliates								(55,960)
Stock based compensation expense								447
Ending Balance at Dec. 31, 2017	$ 13	$ 8		$ (3,493)	$ (687)	$ 70,873	$ 38,130	$ 104,844
Ending Balance (in shares) at Dec. 31, 2017	13,222,583	8,268,188