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CONTINGENCIES
12 Months Ended
Apr. 30, 2015
CONTINGENCIES [Abstract]  
CONTINGENCIES
7.    CONTINGENCIES:

BHCMC and BHC Development filed a complaint against Bally Gaming in the United States District Court for the District of Kansas in June 2012.  After hearing the evidence, in March 2014 the jury rendered a verdict in favor of BHCMC and BHC Development in the amount of $1,424.  Bally appealed the verdict.  In February of 2015, BHCMC and BHC Development agreed to accept the sum of $1,324 in satisfaction of the judgment.  This amount was received in February 2015.  BHCMC and BHC Development agreed to return to Bally its system-related equipment which had a book value of $591, resulting in a gain on settlement of $733.