Intangible asset - Summary of Intangible Assets (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 258,304,000	$ 252,304,000
Accumulated Amortization	(37,561,000)	(5,257,000)
Net	$ 220,743,000	$ 247,047,000
Capitalized manufacturing costs
Finite-Lived Intangible Assets [Line Items]
Amortization Period	8 years	8 years
Gross Carrying Amount	$ 258,304,000	$ 252,304,000
Accumulated Amortization	(37,561,000)	(5,257,000)
Net	$ 220,743,000	$ 247,047,000