CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Dec. 31, 2012	Mar. 31, 2012
Preferred shares, par value	$ 0.01	$ 0.01	[1]
Preferred shares, shares authorized	10,000,000	10,000,000	[1]
Preferred shares, shares issued	3,677	3,677	[1]
Preferred shares, shares outstanding	3,677	3,677	[1]
Preferred shares, liquidation preference	$ 3,677,000	$ 3,677,000	[1]
Common shares, par value	$ 0.01	$ 0.01	[1]
Common shares, shares authorized	75,000,000	75,000,000	[1]
Common shares, shares issued	52,965,797	52,965,797	[1]
Common shares, shares outstanding	27,129,832	27,129,832	[1]
Treasury stock, shares	25,835,965	25,835,965	[1]

[1] Reference is made to the Company's Annual Report on Form 10-K for the fiscal year ended March 31, 2012 filed with the Securities and Exchange Commission on July 13, 2012.