v3.26.3
Investments - Financing Receivable Valuation Allowance (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Direct financing leases, Changes in financing receivable valuation allowance        
Beginning balance, Direct financing lease valuation allowance $ 8.0 $ 3.1 $ 8.9 $ 3.0
Provision: Direct financing lease valuation allowance 0.2 4.5 (0.5) 4.4
Deconsolidated entities: Direct financing lease valuation allowance (8.1)   (8.1)  
Foreign currency translation adjustment: Direct financing lease valuation allowance (0.1) (0.1) (0.3) 0.1
Ending balance, Direct financing lease valuation allowance   7.5   7.5
Total, Changes in financing receivable valuation allowance        
Beginning balance valuation allowance 195.2 216.9 216.1 202.2
Provision 30.1 17.3 39.6 27.7
Charge-offs   (0.2) (30.2) (1.6)
Deconsolidated entities (11.0)   (11.0)  
Recoveries   0.1   5.3
Foreign currency translation adjustment (0.1) (0.3) (0.3) 0.2
Ending balance valuation allowance 214.2 233.8 214.2 233.8
Accrued interest income written off to net investment income     0.5 0.3
Allowance recorded 214.2 233.8 $ 214.2 233.8
Commercial mortgage loans        
Financing receivable valuation allowance disclosures        
Mortgage loans, Days delinquent to be analyzed for valuation allowance     60 days  
Mortgage loans and reinsurance recoverables, Changes in financing receivable valuation allowance        
Beginning balance, Financing receivable valuation allowance 169.4 196.1 $ 187.4 188.6
Provision: Financing receivable valuation allowance 25.3 8.5 37.5 16.7
Charge-offs: Financing receivable valuation allowance     (30.2) (1.3)
Deconsolidated entities: Financing receivable valuation allowance (1.1)   (1.1)  
Recoveries: Financing receivable valuation allowance   0.1   0.5
Foreign currency translation adjustment: Financing receivable valuation allowance   (0.1)   0.1
Ending balance, Financing receivable valuation allowance 193.6 204.6 193.6 204.6
Total, Changes in financing receivable valuation allowance        
Accrued interest income written off to net investment income     $ 0.5 0.3
Residential mortgage loans        
Financing receivable valuation allowance disclosures        
Mortgage loans, Days delinquent to be analyzed for valuation allowance     60 days  
Mortgage loans and reinsurance recoverables, Changes in financing receivable valuation allowance        
Beginning balance, Financing receivable valuation allowance 14.7 14.5 $ 16.6 7.3
Provision: Financing receivable valuation allowance 4.5 4.2 2.6 6.6
Charge-offs: Financing receivable valuation allowance   (0.2)   (0.3)
Deconsolidated entities: Financing receivable valuation allowance (1.8)   (1.8)  
Recoveries: Financing receivable valuation allowance       4.8
Foreign currency translation adjustment: Financing receivable valuation allowance   (0.1)    
Ending balance, Financing receivable valuation allowance 17.4 18.4 17.4 18.4
Reinsurance recoverables        
Mortgage loans and reinsurance recoverables, Changes in financing receivable valuation allowance        
Beginning balance, Financing receivable valuation allowance 3.1 3.2 3.2 3.3
Provision: Financing receivable valuation allowance 0.1 0.1    
Ending balance, Financing receivable valuation allowance 3.2 3.3 3.2 3.3
Other loans        
Total, Changes in financing receivable valuation allowance        
Ending balance valuation allowance 0.0 0.0 0.0 0.0
Allowance recorded $ 0.0 $ 0.0 $ 0.0 $ 0.0