XML 78 R57.htm IDEA: XBRL DOCUMENT v3.19.2
Supplemental Financial Information - Other Non-Current Assets (Detail) - USD ($)
$ in Millions
Apr. 26, 2019
Apr. 27, 2018
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]    
Deferred tax assets $ 201 $ 229
Other assets 389 221
Other non-current assets $ 590 $ 450