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REDEEMABLE NONCONTROLLING INTERESTS (Tables)
9 Months Ended
Jan. 31, 2015
REDEEMABLE NONCONTROLLING INTERESTS [Abstract]  
Redeemable Noncontrolling Interest
As of January 31, 2015 and 2014, the estimated redemption value of the redeemable noncontrolling interests was $6.3 million and $6.1 million, respectively. Below is a table reflecting the activity of the redeemable noncontrolling interests.
 
(in thousands)
Balance at April 30, 2014
$
6,203
Net income
 
137
Balance at January 31, 2015
$
6,340

 
(in thousands)
Balance at April 30, 2013
$
5,937
Net income
 
176
Balance at January 31, 2014
$
6,113