Segment Reporting - Information on Long-Lived Assets and Net Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total long-lived assets	$ 357,230	$ 358,158
U.S.
Segment Reporting Information [Line Items]
Total long-lived assets	237,090	240,226
U.K.
Segment Reporting Information [Line Items]
Total long-lived assets	41,343	52,208
All other foreign countries
Segment Reporting Information [Line Items]
Total long-lived assets	$ 78,797	$ 65,724