Note 14 Computation of Earnings Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Earnings Per Share [Abstract]
Net Income	$ 552	$ 1,189	$ 5,914	$ 9,553
Weighted Average Shares - Basic	31,192	31,005	31,088	31,222
Weighted Average Shares - Diluted	32,032	31,487	31,838	31,917
Net Income Per Share - Basic	$ 0.02	$ 0.04	$ 0.19	$ 0.31
Net Income Per Share - Diluted	$ 0.02	$ 0.04	$ 0.19	$ 0.30