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Related parties - Transactions with subsidiaries and joint ventures (Details)
$ in Millions
Mar. 24, 2022
USD ($)
Nov. 19, 2019
USD ($)
Disclosure of transactions between related parties [line items]    
Consideration paid (received) $ 21.5  
Gain (loss) recognised on measurement to fair value less costs to sell or on disposal of assets or disposal groups constituting discontinued operation $ 3.3  
Joint ventures    
Disclosure of transactions between related parties [line items]    
Proportion of ownership interest in joint venture   50.00%
Number of suezmaxes acquired   1
Joint ventures where entity is venturer    
Disclosure of transactions between related parties [line items]    
Related Party Secured Term Loan   $ 36.7
Related Party Revolving Credit Agreement   $ 3.0