Retirement-Related Benefits (Tables)

12 Months Ended

Jan. 31, 2015

Retirement Related Benefits [Abstract]

Schedule of costs of retirement plans

The following table summarizes the contribution expense related to the Company's retirement-related benefits for fiscal 2015, 2014 and 2013:

	Fiscal Years Ended January 31,
(Amounts in millions)	2015		2014		2013
Defined contribution plans:
U.S.	$	898	$	877	$	818
International	167		165		166
Defined benefit plans:
International	5		20		26
Total contribution expense for retirement-related benefits	$	1,070	$	1,062	$	1,010