Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2012

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

The following table summarizes our accrued liabilities of December 31, 2012 and 2011:

	As of December 31,
	2012		2011
	(in thousands)
Accrued operating expenses	$	374	$	563
Accrued payroll related expenses		6		130
Accrued interest		19		7,677
Total	$	399	$	8,370