Income Taxes (Details 3) (USD $)	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Valuation allowance
Valuation allowance	$ 4,872,000	$ 6,014,000
Capital loss carryforwards	4,600,000
Credit (shortfall) to equity	2,800,000	4,600,000
Decrease in valuation allowance for foreign tax credit carryforwards	1,300,000
various tax credit carryforwards	600,000
U.S. Federal
Valuation allowance
Capital loss carryforwards	1,700,000
State of California of the U.S.
Valuation allowance
Valuation allowance	$ 2,600,000