v3.26.1
Segment Information - Assets by Segment (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Segment Reporting [Line Items]      
Segment assets $ 36,081.4 $ 36,289.6  
Assets held for sale 0.0 512.4  
Disposal Group, Held-for-Sale, Not Discontinued Operations      
Segment Reporting [Line Items]      
Proceeds from sale of property     $ 126.0
Disposal Group, Held-for-Sale, Not Discontinued Operations | Property In Miami, Florida      
Segment Reporting [Line Items]      
Held-for-sale property 46.0 46.0  
Corporate and Other      
Segment Reporting [Line Items]      
Segment assets 1,619.1 2,283.7  
Global Lifestyle | Operating Segments      
Segment Reporting [Line Items]      
Segment assets 29,304.7 28,846.7  
Global Housing | Operating Segments      
Segment Reporting [Line Items]      
Segment assets $ 5,157.6 $ 5,159.2