Income taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands |
12 Months Ended | |
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Feb. 02, 2019 |
Feb. 03, 2018 |
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| Reconciliation of unrecognized tax benefits, excluding interest and penalties | ||
| Balance at beginning of the period | $ 3,565 | $ 3,305 |
| Increase due to a prior year tax position | 1,008 | 1,064 |
| Decrease due to a prior period position | (729) | (804) |
| Balance at the end of the period | $ 3,844 | $ 3,565 |
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- 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.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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