Income taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Jan. 28, 2023 |
Jan. 29, 2022 |
|
| Reconciliation of unrecognized tax benefits, excluding interest and penalties | ||
| Beginning balance | $ 3,389 | $ 2,783 |
| Increase due to a prior year tax position | 1,473 | 1,219 |
| Decrease due to a prior year tax position | (704) | (613) |
| Ending balance | $ 4,158 | $ 3,389 |
| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
|
| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|