Other Current Assets (Tables)

9 Months Ended

Sep. 30, 2016

Other Current Assets Disclosure [Abstract]

Schedule of Other Current Assets [Table Text Block]

	As of September 30, 2016		As of December 31, 2015
Sales and use taxes	$	280	$	159
Prepaid expenses	216		192
Other	139		156
Other current assets	$	635	$	507