Subsequent events - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Subsequent Event [Line Items]
Net Sales	$ 799,491	$ 746,641	$ 460,713
M6-C Artificial Cervical Disc [Member]
Subsequent Event [Line Items]
Net Sales	23,400
M6-L Artificial Lumbar Disc [Member]
Subsequent Event [Line Items]
Net Sales	$ 23,400