Other Current Assets (Tables)

6 Months Ended

Jun. 30, 2016

Other Current Assets Disclosure [Abstract]

Schedule of Other Current Assets [Table Text Block]

	As of June 30, 2016		As of December 31, 2015
Sales and use taxes	$	434	$	159
Prepaid expenses	237		192
Other	185		156
Other current assets	$	856	$	507