Note 17 Income Taxes (Deferred Tax Assets) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Mar. 31, 2013
Deferred Tax Assets, Net [Abstract]
Reserves and Allowances	$ 6,384	$ 6,254
Other Liabilities and Accruals	1,591	913
Total Short Term Deferred Tax Assets	7,975	7,167
Other Long Term Liabilities and Accruals	2,973	2,583
Depreciable Assets	2,883	1,959
Net Operating Loss Carryforward	15,216	17,261
Share-based Compensation	4,777	4,431
Credits Carryforward	2,337	2,396
Total Long Term Deferred Tax Assets	28,186	28,630
Total Deferred Tax Assets	36,161	35,797
Less: Valuation Allowance and Other Reserves	(3,870)	(3,783)
Net Deferred Tax Asset	$ 32,291	$ 32,014