Fair Value Measurements - Financial Assets Valued on a Recurring Basis (Details) - USD ($)
$ in Thousands |
Apr. 29, 2023 |
Jan. 28, 2023 |
Apr. 30, 2022 |
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
|
| AFS securities, current |
$ 39,000
|
|
|
| AFS securities, noncurrent |
3,000
|
|
|
| Recurring |
|
|
|
| Current Assets |
|
|
|
| Money market accounts |
18,630
|
$ 41,642
|
$ 25,403
|
| Deferred compensation plan |
210
|
209
|
5,728
|
| Total recurring fair value measurements |
42,154
|
66,528
|
31,131
|
| Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) |
|
|
|
| Current Assets |
|
|
|
| Money market accounts |
18,630
|
41,642
|
25,403
|
| Deferred compensation plan |
210
|
209
|
5,728
|
| Total recurring fair value measurements |
18,840
|
41,851
|
31,131
|
| Recurring | Significant Other Observable Inputs (Level 2) |
|
|
|
| Current Assets |
|
|
|
| Money market accounts |
0
|
0
|
0
|
| Deferred compensation plan |
0
|
0
|
0
|
| Total recurring fair value measurements |
23,314
|
24,677
|
0
|
| Recurring | Significant Unobservable Inputs (Level 3) |
|
|
|
| Current Assets |
|
|
|
| Money market accounts |
0
|
0
|
0
|
| Deferred compensation plan |
0
|
0
|
0
|
| Total recurring fair value measurements |
0
|
0
|
0
|
| Recurring | U.S. government agencies |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
5,524
|
5,506
|
|
| Recurring | U.S. government agencies | Quoted Prices in Active Markets for Identical Assets (Level 1) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
0
|
0
|
|
| Recurring | U.S. government agencies | Significant Other Observable Inputs (Level 2) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
5,524
|
5,506
|
|
| Recurring | U.S. government agencies | Significant Unobservable Inputs (Level 3) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
0
|
0
|
|
| Recurring | Corporate bonds |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
12,849
|
12,802
|
0
|
| Recurring | Corporate bonds | Quoted Prices in Active Markets for Identical Assets (Level 1) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
0
|
0
|
0
|
| Recurring | Corporate bonds | Significant Other Observable Inputs (Level 2) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
12,849
|
12,802
|
0
|
| Recurring | Corporate bonds | Significant Unobservable Inputs (Level 3) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
0
|
0
|
$ 0
|
| Recurring | Commercial paper |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
4,941
|
6,369
|
|
| Recurring | Commercial paper | Quoted Prices in Active Markets for Identical Assets (Level 1) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
0
|
0
|
|
| Recurring | Commercial paper | Significant Other Observable Inputs (Level 2) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
4,941
|
6,369
|
|
| Recurring | Commercial paper | Significant Unobservable Inputs (Level 3) |
|
|
|
| Current Assets |
|
|
|
| Marketable securities |
$ 0
|
$ 0
|
|