Accrued Liabilities and Other (Tables)

12 Months Ended

Dec. 31, 2017

Payables and Accruals [Abstract]

Schedule of accrued liabilities

Accrued liabilities and other consists of the following:

($ in thousands)	December 31, 2017		December 31, 2016
Accrued vacation	$	824	$	901
Accrued paid personal leave	494		590
Accrued bonus	126		1,346
Other	366		351
	$	1,810	$	3,188