Property and Equipment, Net (Tables)

9 Months Ended

Oct. 31, 2015

Property, Plant and Equipment [Abstract]

Property and Equipment, Net

Property and equipment, net consisted of:

(in thousands)	October 31, 2015			January 31, 2015
Property and equipment, at cost	$	2,830,013		$	2,797,250
Less: Accumulated depreciation and amortization	(1,911,087		)	(1,830,249		)
Property and equipment, net	$	918,926		$	967,001