Leased Vehicles Minimum rental payments (Details)	3 Months Ended
	Mar. 31, 2013
Fiscal 2013 [Member]
Minimum Lease Payments [Line Items]
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]	341078
Fiscal 2014 [Member]
Minimum Lease Payments [Line Items]
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]	353962
Fiscal 2015 [Member]
Minimum Lease Payments [Line Items]
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]	230704
Fiscal 2016 [Member]
Minimum Lease Payments [Line Items]
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]	56915
Fiscal 2017 [Member]
Minimum Lease Payments [Line Items]
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]	3055
Fiscal 2018 [Member]
Minimum Lease Payments [Line Items]
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]	87