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General (Tables)
9 Months Ended
Jan. 27, 2018
Accounting Policies [Abstract]  
Computation of Basic and Diluted Earnings Per Share (EPS)
The following table sets forth the computation of the weighted average shares outstanding used to calculate basic and diluted earnings per share ("EPS"):
 
Three Months Ended
 
Nine Months Ended
 
January 27,
2018
 
January 28,
2017
 
January 27,
2018
 
January 28,
2017
Denominator for basic earnings per share – weighted average shares
91,949

 
94,737

 
92,674

 
95,252

Effect of dilutive securities – stock options, restricted stock and stock purchase plans
660

 
622

 
649

 
663

Denominator for diluted earnings per share – weighted average shares
92,609

 
95,359

 
93,323

 
95,915