Property, Plant and Equipment (Tables)

12 Months Ended

Jan. 31, 2017

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Depreciation is calculated on a straight-line basis over the following estimated useful lives:

Buildings	39 years
Machinery and equipment	5-15 years
Office equipment	3-8 years
Software	5-10 years
Furniture and fixtures	3-10 years

	January 31,
(in millions)	2017			2016
Land	$	41.8		$	45.6
Buildings	122.5			120.9
Leasehold and building improvements	1,195.8			1,108.6
Office equipment	245.7			254.0
Software	312.4			295.1
Furniture and fixtures	281.2			265.3
Machinery and equipment	177.7			169.2
Construction-in-progress	78.6			95.7
	2,455.7			2,354.4
Accumulated depreciation and amortization	(1,523.9		)	(1,418.6		)
	$	931.8		$	935.8