Note 18 Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Mar. 31, 2013
Capital Leases, Future Minimum Payments Due [Abstract]
Capital Leases, Future Minimum Payments Due, Current	$ 2,547
Capital Leases, Future Minimum Payments Due in Two Years	731
Capital Leases, Future Minimum Payments Due in Three Years	0
Capital Leases, Future Minimum Payments Due in Four Years	0
Capital Leases, Future Minimum Payments Due in Five Years	0
Capital Leases, Future Minimum Payments Due Thereafter	0
Capital Leases, Future Minimum Payments Due	3,278
Capital Leases, Future Minimum Payments, Interest Included in Payments	87
Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments	3,191
Capital Lease Obligations, Current	2,468	2,458
Capitalized Lease Obligations, Net of Current Portion	723	2,974
Operating Leases, Future Minimum Payments Due [Abstract]
Operating Leases, Future Minimum Payments Due, Current	1,268
Operating Leases, Future Minimum Payments, Due in Two Years	834
Operating Leases, Future Minimum Payments, Due in Three Years	726
Operating Leases, Future Minimum Payments, Due in Four Years	646
Operating Leases, Future Minimum Payments, Due in Five Years	648
Operating Leases, Future Minimum Payments, Due Thereafter	1,842
Operating Leases, Future Minimum Payments Due	5,964
Purchase Obligations, Future Minimum Payments Due [Abstract]
Purchase Obligations, Future Minimum Payments Due, Current	29,455
Purchase Obligations, Future Minimum Payments, Due in Two Years	2,025
Purchase Obligations, Future Minimum Payments, Due in Three Years	0
Purchase Obligations, Future Minimum Payments, Due in Four Years	0
Purchase Obligations, Future Minimum Payments, Due in Five Years	0
Purchase Obligations, Future Minimum Payments, Due Thereafter	0
Purchase Obligations, Future Minimum Payments Due	$ 31,480