Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies [Abstract]

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

At December 31, 2012, minimum commitments remaining under lease agreements were approximately as follows:

	Amount
Years Ending December 31:
2013	$	608,000
2014		603,000
2015		546,000
2016		22,000
	$	1,779,000