v3.26.3
Segment Information - Revenue, Properties and Outsourcing Assets by Geographic Segment (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Revenues $ 471.5 $ 460.2 $ 1,382.6 $ 1,375.6
Australia        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Revenues 50.1 33.8 139.0 103.3
United Kingdom        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Revenues 57.6 52.6 197.3 167.2
United States        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Revenues 181.7 180.2 529.5 561.6
Other foreign        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Revenues $ 182.1 $ 193.6 $ 516.8 $ 543.5