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Income Per Common Share Computations
 6 Months Ended
Jun. 30, 2016
Earnings Per Share [Abstract]  
Earnings Per Common Share Computations
NOTE 11 — NET INCOME PER COMMON SHARE COMPUTATIONS
The following is a reconciliation of the numerator and denominator of the net income per common share computations:
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(in millions, except per share data)
2016
 
2015
 
2016
 
2015
Numerator for basic income per common share:
 
 
 
 
 
 
 
Net income
$
69.8

 
$
55.1

 
$
72.6

 
$
53.5

Net income allocated to participating securities
(1.3
)
 
(0.9
)
 
(1.3
)
 
(0.9
)
Numerator for basic income per common share
$
68.5

 
$
54.2

 
$
71.3

 
$
52.6

 
 
 
 
 
 
 
 
Numerator for diluted income per common share
$
69.8

 
$
55.1

 
$
72.6

 
$
53.5

 
 
 
 
 
 
 
 
Denominator for basic and diluted net income per common share:
 
 
 
 
 
 
 
Basic
16.5

 
17.3

 
16.5

 
17.3

Plus dilutive effect of stock options and restricted stock
0.2

 
0.1

 
0.2

 
0.1

Plus dilutive effect of participating securities
0.3

 
0.3

 
0.3

 
0.3

Diluted
17.0

 
17.7

 
17.0

 
17.7

 
 
 
 
 
 
 
 
Income per common share:
 
 
 
 
 
 
 
Basic
$
4.16

 
$
3.12

 
$
4.32

 
$
3.04

Diluted
$
4.11

 
$
3.10

 
$
4.27

 
$
3.02