Subsequent Event

6 Months Ended

Oct. 31, 2011

Subsequent Event [Abstract]

Subsequent Event

L. Subsequent Event

On November 15, 2011, our Board of Directors declared a quarterly cash dividend of $0.09 per share of our Class A and Class B common stock. The cash dividend is payable on February 28, 2012 to Class A and Class B shareholders of record at the close of business on February 10, 2012.