Property, Plant and Equipment (Tables)

12 Months Ended

Jan. 31, 2015

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
Furniture and Fixtures	2-10 years

	January 31,
(in thousands)	2015			2014
Land	$	42,666		$	42,710
Buildings	125,846			118,622
Leasehold and building improvements	1,036,422			990,488
Office equipment	586,225			517,622
Furniture and fixtures	261,076			246,751
Machinery and equipment	155,184			141,880
Construction-in-progress	59,771			40,569
	2,267,190			2,098,642
Accumulated depreciation and amortization	(1,367,683		)	(1,243,547		)
	$	899,507		$	855,095