Note 5 Other Assets (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Mar. 31, 2013
Other Assets Noncurrent Disclosure [Abstract]
Marketable Equity Securities	$ 3,738	$ 4,116
Auction Rate Preferred Securities	350	350
Long Term Equity Investments	5,615	5,449
Other Items	1,088	320
Other Assets, Total	$ 10,791	$ 10,235