Income taxes - Narrative (Details) - USD ($) $ in Millions |
Jun. 30, 2024 |
Dec. 31, 2023 |
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| Income Tax Disclosure [Abstract] | ||
| Liability for unrecognized tax benefit | $ 196.1 | $ 187.1 |
| Items generating unrecognized tax benefits | 162.4 | 160.0 |
| Interest and related penalties | $ 33.7 | $ 27.1 |
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- Definition Unrecognized Tax Benefits, Current Year Tax Positions No definition available.
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- References No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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