Related Party Transactions (Tables)

6 Months Ended

Jun. 30, 2015

Schedule of Services Relating to Operations Paid to Related Party [Table Text Block]

		Six months ended June 30,
		2015		2014
Management fees	$	180	$	180
Other charges		38		96
Total	$	218	$	276

Schedule of Lease Amounts Paid to Related Parties [Table Text Block]

		Six months ended June 30,
Leased premises location		2015		2014
Foster City, CA	$	114	$	114
Edwardsville, IL		49		8
Total	$	163	$	122