Fair Value Measurements - Investment Impairments and Credit Loss Reserves (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jul. 30, 2023 |
Jul. 31, 2022 |
Jul. 30, 2023 |
Jul. 31, 2022 |
Jan. 29, 2023 |
|
| Fair Value Disclosures [Abstract] | |||||
| Credit loss reserve for held-to-maturity debt securities and available for sale debt securities | $ 4,400 | $ 4,400 | $ 4,200 | ||
| Increase (decrease) in credit loss reserve for available-for-sale debt securities | 200 | $ (400) | 200 | $ (400) | |
| Investment impairments and credit loss reserves, net | $ (227) | $ 429 | $ (260) | $ 405 | |