Contingent matters (Details) - Chile Antitrust Matter - USD ($) $ in Millions	9 Months Ended	12 Months Ended
Sep. 30, 2023	Dec. 31, 2022	Dec. 31, 2021	Sep. 30, 2021
Loss Contingencies [Line Items]
Chile antitrust matter fine			$ 30.5
Chile antitrust matter charge				$ 9.5
Chile antitrust matter adjustment	$ 0.4	$ 1.4

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.

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