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SUBSEQUENT EVENT	3 Months Ended
SUBSEQUENT EVENT	Jul. 31, 2011
Subsequent Events [Abstract]
SUBSEQUENT EVENT	SUBSEQUENT EVENT Debt Redemption In August 2011 (fiscal 2012), we redeemed $13.1 million of our 10% senior secured notes due July 2014 for $14.7 million. A loss of $1.6 million on this debt extinguishment will be recognized in the second quarter of fiscal 2012.