Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	No Par, Common Stock	Retained Earnings (Accumulated deficit)	Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period (in shares) at Dec. 31, 2017		8,520,328.000
Balance at beginning of period at Dec. 31, 2017	$ 52,826	$ 86,199	$ (33,010)	$ (363)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(900)		(900)
Restricted stock unit expense, net (in shares)		0
Restricted stock unit expense, net	460	$ 460
Other comprehensive income (loss)	(2,218)			(2,218)
Balance at end of period (in shares) at Jun. 30, 2018		8,520,328.000
Balance at end of period at Jun. 30, 2018	50,168	$ 86,659	(33,431)	(3,060)
Balance at beginning of period at Mar. 31, 2018				(2,688)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(1,113)
Other comprehensive income (loss)	(372)
Balance at end of period (in shares) at Jun. 30, 2018		8,520,328.000
Balance at end of period at Jun. 30, 2018	50,168	$ 86,659	(33,431)	(3,060)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(8,327)		(8,327)
Repurchase of common stock (in shares)		(137,228)
Repurchase of common stock	(636)	$ (636)
Restricted stock unit expense, net (in shares)		95,102
Restricted stock unit expense, net	510	$ 510
Other comprehensive income (loss)	448			448
Balance at end of period (in shares) at Dec. 31, 2018		8,478,202
Balance at end of period at Dec. 31, 2018	42,163	$ 86,533	(41,758)	(2,612)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(3,564)		(3,564)
Repurchase of common stock (in shares)		(142,815)
Repurchase of common stock	(608)	$ (608)
Issuance of common stock private placement (in shares)		1,176,471
Issuance of common stock private placement	5,000	$ 5,000
Restricted stock unit expense, net (in shares)		7,692
Restricted stock unit expense, net	485	$ 485
Other comprehensive income (loss)	3,033			3,033
Balance at end of period (in shares) at Jun. 30, 2019		9,519,550
Balance at end of period at Jun. 30, 2019	46,509	$ 91,410	(45,322)	421
Balance at beginning of period at Mar. 31, 2019				(915)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(2,884)
Other comprehensive income (loss)	1,336
Balance at end of period (in shares) at Jun. 30, 2019		9,519,550
Balance at end of period at Jun. 30, 2019	$ 46,509	$ 91,410	$ (45,322)	$ 421