11. SUBSEQUENT EVENT	9 Months Ended
Jan. 31, 2015
Subsequent Events [Abstract]
11. SUBSEQUENT EVENT	On March 10, 2015, our Board of Directors declared a quarterly cash dividend of $0.65625 per share on our Series E Preferred Stock. The dividend payment is equivalent to an annualized 10.50% per share, based on the $25.00 per share stated liquidation preference, accruing from January 1, 2015 through March 31, 2015. The cash dividend is payable on April 1, 2015 to holders of the Series E Preferred Stock of record on March 20, 2015.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

No definition available.

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