Goodwill and intangibles - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |
|---|---|---|---|
Aug. 01, 2026 |
Aug. 02, 2025 |
Aug. 02, 2025 |
|
| Intangible Asset, Finite-Lived [Line Items] | |||
| Goodwill impairment | $ 53.6 | ||
| Digital brands | |||
| Intangible Asset, Finite-Lived [Line Items] | |||
| Goodwill impairment | $ 53.6 | ||
| James Allen | Trade names | |||
| Intangible Asset, Finite-Lived [Line Items] | |||
| Indefinite-lived intangible asset impairment | 13.0 | ||
| Diamonds Direct | Trade names | |||
| Intangible Asset, Finite-Lived [Line Items] | |||
| Indefinite-lived intangible asset impairment | $ 19.0 | 3.0 | |
| North America | |||
| Intangible Asset, Finite-Lived [Line Items] | |||
| Intangible Asset, Including Goodwill, Impairment Loss | $ 69.6 | ||
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of impairment loss for finite- and indefinite-lived intangible assets, goodwill, and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of impairment loss for indefinite-lived intangible asset. Excludes goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|