Redeemable preferred shares - Schedule of Redeemable Preferred Shares (Details) - Series A Redeemable Convertible Preferred Stock $ / shares in Units, shares in Millions, $ in Millions	Feb. 03, 2024 USD ($) $ / shares shares
Temporary Equity [Line Items]
Conversion rate	12.5406
Conversion price | $ / shares	$ 79.7410
Potential impact of Preferred Shares if-converted to common shares | shares	8.2
Liquidation preference (1) | $	$ 665.1