Commitments and Contingencies Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2011

Commitments and Contingencies Disclosure [Abstract]

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

The future minimum lease payments for operating leases as of December 31, 2011, consisted of the following (in thousands):

Years Ending	Operating
December 31	Leases
2012	$	3,444
2013	2,861
2014	2,353
2015	2,177
2016	2,165
Thereafter	6,378
Total minimum lease payments	$	19,378