Other Current Assets (Tables)

3 Months Ended

Mar. 31, 2016

Other Current Assets Disclosure [Abstract]

Schedule of Other Current Assets [Table Text Block]

	As of March 31, 2016		As of December 31, 2015
Sales and use taxes	$	273	$	159
Prepaid expenses	229		192
Other	142		156
Other current assets	$	644	$	507