Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2015

Other Current Assets [Abstract]

Schedule of Other Current Assets [Table Text Block]

Other current assets consist of the following at December 31 (in thousands):

	2015		2014
Deposits	$	478	$	648
Income tax-related assets		135		1,284
Refundable value-added tax		818		395
Other, net		145		(54)
Total other current assets	$	1,576	$	2,273