Earnings (Loss) Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2019	Mar. 31, 2018
Earnings Per Share [Abstract]
Net (loss) income	$ (1,540)	$ (1,349)	$ (2,017)	$ (1,030)	$ 7,533	$ (944)	$ (594)	$ (641)	$ (5,936)	$ 5,354
Less: Participated securities share of undistributed earnings									0	(3,206)
Net Loss Available to Common Stockholders									$ (5,936)	$ 2,148
Weighted average common shares outstanding – basic									3,698,534	3,698,058
Effect of dilutive Management Recognition Plan (MRP) shares									0	3,400
Weighted average common shares outstanding – diluted									3,698,534	3,701,458
Earnings (Loss) Per Share, Basic (in dollars per share)	$ (0.42)	$ (0.36)	$ (0.55)	$ (0.28)	$ 0.82	$ (0.26)	$ (0.16)	$ (0.17)	$ (1.60)	$ 0.58
Earnings (Loss) Per Share, Diluted (in dollars per share)	$ (0.42)	$ (0.36)	$ (0.55)	$ (0.28)	$ 0.82	$ (0.26)	$ (0.16)	$ (0.17)	$ (1.60)	$ 0.58