Note 12 Accumulated Other Comprehensive Income (Loss) (AOCI Reclass) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Reclassification out of Accumulated Other Comprehensive Income (Loss) [Abstract]
Gain (Loss) on Investments Reclassified out of Accumulated Other Comprehensive Income (Loss)	$ 30	$ 89
Tax Impact on Gain (Loss) on Investments Reclassified out of Accumulated Other Comprehensive Income (Loss)	(11)	(31)
Net Gain (Loss) on Investments Reclassified out of Accumulated Other Comprehensive Income (Loss)	$ 19	$ 58