XML 56 R37.htm IDEA: XBRL DOCUMENT v3.20.4
Earnings Per Share (Tables)
 12 Months Ended
Dec. 31, 2020
Earnings Per Share [Abstract]  
Computation of Basic and Diluted Earnings Per Share
 
Year Ended December 31,
  
(in millions, except per share data)
  
2020
    
2019
    
2018
  
Net income attributable to MTI
  
$
112.4
    
$
132.7
    
$
169.0
  
                         
                         
Weighted average shares outstanding
    
34.2
      
35.0
      
35.3
  
Dilutive effect of stock options and stock units
    
—
      
0.1
      
0.3
  
Weighted average shares outstanding, adjusted
    
34.2
      
35.1
      
35.6
  
                         
Basic earnings per share attributable to MTI
  
$
3.29
    
$
3.79
    
$
4.79
  
                         
Diluted earnings per share attributable to MTI
  
$
3.29
    
$
3.78
    
$
4.75