Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2014

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

The following table summarizes our accrued liabilities of December 31, 2014 and 2013:

	As of December 31,
	2014		2013
	(in thousands)
Accrued operating expenses	$	176	$	112
Accrued legal		82		114
Accrued payroll related expenses		45		65
Total	$	303	$	291