Employee Retirement Plans (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Jan. 26, 2014
Employee Retirement Plans [Abstract]
Employee Retirement Plans Maximum Contribution Percentage Of Earnings	100.00%
401K Plan employer contribution expense	$ 5.1

Employee Retirement Plans Maximum Contribution Percentage Of Earnings

No definition available.

Name:	nvda_EmployeeRetirementPlansMaximumContributionPercentageOfEarnings
Namespace Prefix:	nvda_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant