RELATED PARTY TRANSACTIONS - Balances outstanding (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Sales to ANTA Sports and subsidiaries \| Current payables (purchases of goods and services)
Disclosure of transactions between related parties [line items]
Amount payable to related parties	$ 7.6	$ 6.3
Sales to ANTA Sports and subsidiaries \| Accounts receivable, net
Disclosure of transactions between related parties [line items]
Accounts receivable to related parties	6.3	0.0
Parent company (Amer Sports Holding (Cayman) Limited) \| Accounts receivable, net
Disclosure of transactions between related parties [line items]
Accounts receivable to related parties	0.0	18.0
Parent company (Amer Sports Holding (Cayman) Limited) \| Other receivables
Disclosure of transactions between related parties [line items]
Accounts receivable to related parties	0.0	13.3
Parent company (Amer Sports Holding (Cayman) Limited) \| Loans from related parties taken in 2022
Disclosure of transactions between related parties [line items]
Amount payable to related parties	0.0	11.9
Parent company (Amer Sports Holding (Cayman) Limited) \| Interest expenses
Disclosure of transactions between related parties [line items]
Amount payable to related parties	0.0	0.8
Key management \| Provisions short and long-term incentive
Disclosure of transactions between related parties [line items]
Amount payable to related parties	11.2	17.9
Low Tide Properties Ltd. \| Right-of-use asset / Lease liability
Disclosure of transactions between related parties [line items]
Amount payable to related parties	$ 0.8	$ 0.9

The amounts payable resulting from related party transactions. [Refer: Related parties [member]]

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