Debt - Notes due 2026 - Carrying value (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022	May 25, 2021
Principal amount	$ 304,436
Notes due 2026
Principal amount	300,000	$ 300,000	$ 300,000
Unamortized issuance cost	(3,893)	(4,885)
Carrying value	$ 296,107	$ 295,115