Segment Information Revenue and Accounts Receivable by major customer (Details)	12 Months Ended
Jan. 26, 2014	Jan. 27, 2013	Jan. 29, 2012
Customer A (REV)
Revenue, Major Customer [Line Items]
Percentage of revenue from significant customers	0.11	0.13	0.11
Customer B (REV)
Revenue, Major Customer [Line Items]
Percentage of revenue from significant customers	0.10	0.09	0.07

Aggregate percentage of revenue generated from significant external customers that individually account for 10 percent or more of total revenues.

No definition available.

Name:	nvda_PercentageOfRevenueFromSignificantCustomers
Namespace Prefix:	nvda_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration