Note 4. Income Taxes (Details) (USD $)	12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Note 4. Income Taxes (Details) [Line Items]
Income Tax Expense (Benefit)	$ 12,000	$ 1,000
Capital Loss Carryforward	19,000
Valuation Allowance, Deferred Tax Asset, Change in Amount	2,100,000
Internal Revenue Service (IRS) [Member]
Note 4. Income Taxes (Details) [Line Items]
Operating Loss Carryforwards	66,100,000
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	2,400,000
State and Local Jurisdiction [Member]
Note 4. Income Taxes (Details) [Line Items]
Operating Loss Carryforwards	41,700,000
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	$ 7,900,000