Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Accrued Liabilities [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

Accrued liabilities consist of the following at December 31 (in thousands):

	2015		2014
Accrued bonuses and commissions	$	1,590	$	604
Accrued salaries, wages, and related costs		1,308		977
Accrued vacation		906		894
Miscellaneous taxes		576		632
Accrued legal fees		550		18
Other		1,526		781
Total accrued liabilities	$	6,456	$	3,906