Leases - Schedule of other lease information (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jan. 30, 2022 |
Jan. 31, 2021 |
Jan. 26, 2020 |
|
| Lessee, Lease, Description [Line Items] | |||
| Operating cash flows used for operating leases | $ 154 | $ 141 | $ 103 |
| Operating lease assets obtained in exchange for lease obligations | $ 266 | 200 | $ 238 |
| Mellanox Technologies, Ltd | |||
| Lessee, Lease, Description [Line Items] | |||
| Operating lease assets obtained in exchange for lease obligations | $ 80 | ||