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Goodwill and intangibles - Composition of Finite-Lived Intangibles (Details) - USD ($) $ in Millions | Aug. 03, 2019 | Feb. 02, 2019 | Aug. 04, 2018
--- | --- | --- | ---
Intangible assets, net: |  |  |
Gross carrying amount | $ 53.2 | $ 53.3 | $ 53.4
Accumulated amortization | (50.7) | (50.1) | (48.6)
Net carrying amount | 2.5 | 3.2 | 4.8
Intangible assets, gross | 529.1 | 529.2 | 529.6
Accumulated amortization, net | (264.8) | (264.2) | (188.3)
Total intangible assets, net | 264.3 | 265.0 | 341.3
Intangible liabilities, net |  |  |
Gross carrying amount | (113.8) | (113.9) | (114.0)
Accumulated amortization | 95.3 | 92.5 | 88.8
Total | (18.5) | (21.4) | (25.2)
Trade names |  |  |
Intangible assets, net: |  |  |
Indefinite-lived intangible assets, gross | 475.9 | 475.9 | 476.2
Accumulated amortization | (214.1) | (214.1) | (139.7)
Indefinite-lived intangible assets | $ 261.8 | $ 261.8 | $ 336.5

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