Commitment and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

As of December 31, 2012, minimum operating lease payments under non-cancelable leases (as amended) are as follows:

Year Ending December 31,	Amount
	(In thousands)
2013	$	331
2014		213
Total future minimum operating lease payments	$	544