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Earnings Per Share (Tables)
3 Months Ended
Mar. 28, 2020
Earnings Per Share [Abstract]  
Computation of Basic and Diluted Earnings Per Share
The following table sets forth the computation of basic and diluted earnings per share.
 
Quarter Ended
(In millions, except per share data)
March 28,
2020
 
March 30,
2019
Numerator:
 
 
 
Net earnings attributable to Wolverine World Wide, Inc.
$
13.0

 
$
40.5

Adjustment for earnings allocated to non-vested restricted common stock
(0.2
)
 
(0.8
)
Net earnings used in calculating basic and diluted earnings per share
$
12.8

 
$
39.7

Denominator:
 
 
 
Weighted average shares outstanding
81.4

 
91.0

Adjustment for non-vested restricted common stock
(0.3)

 
(1.0)

Shares used in calculating basic earnings per share
81.1

 
90.0

Effect of dilutive stock options
0.9

 
1.8

Shares used in calculating diluted earnings per share
82.0

 
91.8

Net earnings per share:
 
 
 
Basic
$
0.16

 
$
0.44

Diluted
0.16

 
0.43