Shareholders' equity - Narrative (Details) - $ / shares |
3 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
May 13, 2026 |
|
| Equity [Abstract] | ||
| Authorized repurchase amount (in shares) | 21,889,744 | |
| Remaining authorized repurchase amount (in shares) | 21,889,744 | |
| Dividend (in dollars per share) | $ 6.25 |
| X | ||||||||||
- Definition Number of shares authorized to be purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Number of shares remaining authorized to be purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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