Note 12 Accumulated Other Comprehensive Income (Loss) (AOCI Reclass) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Income before Income Tax Provision	$ 7,389	$ 3,217	$ 21,495	$ 10,866
Tax Impact	(767)us-gaap_IncomeTaxExpenseBenefit	(2,665)us-gaap_IncomeTaxExpenseBenefit	(5,551)us-gaap_IncomeTaxExpenseBenefit	(4,952)us-gaap_IncomeTaxExpenseBenefit
Net Income (Loss)	6,622us-gaap_NetIncomeLoss	552us-gaap_NetIncomeLoss	15,944us-gaap_NetIncomeLoss	5,914us-gaap_NetIncomeLoss
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net Gain on Investments			30	89
Impairment of Marketable Securities	(945)		(945)
Income before Income Tax Provision	(945)		(915)	89
Tax Impact	331		320	(31)
Net Income (Loss)	$ (614)		$ (595)	$ 58

This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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