Earnings Per Share (Tables)

9 Months Ended

Oct. 31, 2017

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table summarizes the reconciliation of the numerators and denominators for the basic and diluted EPS computations:

	Three Months Ended   October 31,				Nine Months Ended   October 31,
(in millions)	2017		2016		2017		2016
Net earnings for basic and diluted EPS	$	100.2	$	95.1	$	308.2	$	288.3
Weighted-average shares for basic EPS	124.4		124.6		124.5		125.3
Incremental shares based upon the assumed exercise of stock options and unvested restricted stock units	0.6		0.3		0.6		0.4
Weighted-average shares for diluted EPS	125.0		124.9		125.1		125.7