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Earnings Per Share (Tables)
3 Months Ended
Jul. 31, 2021
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted The following is a reconciliation of basic to diluted weighted average common shares outstanding (in thousands):
Three Months Ended
July 31, 2021July 31, 2020
Basic2,777 2,756 
Dilutive effect of stock options and RSUs— — 
Weighted average common shares outstanding - diluted2,777 2,756