Commitments (Tables)

3 Months Ended

Mar. 31, 2013

Commitments [Abstract]

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

At March 31, 2013, the minimum payments under our operating leases for each of the five succeeding fiscal years were as follows (in thousands):

2013 (remaining nine months)	$	4,256
2014	5,433
2015	5,204
2016	4,907
2017	4,215
2018	1,003
Thereafter	19,289
Total	$	44,307