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Goodwill and Intangibles - Composition of Finite-Lived Intangibles (Details) - USD ($) $ in Millions | Aug. 19, 2022 | Nov. 17, 2021 | Oct. 29, 2022 | Jan. 29, 2022 | Oct. 30, 2021
--- | --- | --- | --- | --- | ---
Intangible assets, net: |  |  |  |  |
Gross carrying amount |  |  | $ 15.8 | $ 15.8 | $ 15.8
Accumulated amortization |  |  | (7.1) | (5.3) | (4.6)
Net carrying amount |  |  | 8.7 | 10.5 | 11.2
Indefinite-lived intangible assets |  |  | 404.8 | 303.7 | 178.0
Intangible assets, gross |  |  | 420.6 | 319.5 | 193.8
Total intangible assets, net |  |  | 413.5 | 314.2 | 189.2
Intangible liabilities, net |  |  |  |  |
Gross carrying amount |  |  | (38.0) | (38.0) | (38.0)
Accumulated amortization |  |  | 32.2 | 30.8 | 30.5
Total |  |  | $ (5.8) | $ (7.2) | $ (7.5)
Diamonds Direct | Trade names |  |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |  |
Indefinite-lived intangible assets acquired |  | $ 126.0 |  |  |
Diamonds Direct | Trade names | North America |  |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |  |
Indefinite-lived intangible assets acquired |  | $ 126.0 |  |  |
Blue Nile | North America |  |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |  |
Indefinite-lived intangible assets acquired | $ 102.0 |  |  |  |

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