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Earnings per Share
 3 Months Ended
Apr. 01, 2017
Earnings Per Share [Abstract]  
Earnings per Share
Earnings per Share

Basic and diluted earnings per share (EPS) are calculated as follows:
 
 
Three Months Ended
 
 
April 1,
2017
 
April 2,
2016
(In thousands, except per share amounts)
 
 
Amounts Attributable to Kadant:
 
 
 
 
Net Income
 
$
8,951

 
$
6,876

 
 
 
 
 
Basic Weighted Average Shares
 
10,952

 
10,793

Effect of Stock Options, Restricted Stock Units and Employee Stock Purchase Plan Shares
 
253

 
225

Diluted Weighted Average Shares
 
11,205

 
11,018

 
 
 
 
 
Basic Earnings per Share
 
$
0.82

 
$
0.64

 
 
 
 
 
Diluted Earnings per Share
 
$
0.80

 
$
0.62



Restricted stock units (RSUs) totaling 39,000 and 147,000 shares of common stock were not included in the computation of diluted EPS in the first quarters of 2017 and 2016, respectively, as the effect would have been antidilutive or, for unvested performance-based RSUs, the performance conditions had not been met as of the end of the reporting periods.