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Investments - Mortgage Loan Valuation Allowance (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Total, Changes in financing receivable valuation allowance |  |  |
Beginning balance valuation allowance | $ 86.8 | $ 49.0 | $ 52.9
Provision | 51.9 | 35.7 | (6.6)
Charge-offs | (0.4) | (0.2) | (0.5)
Recoveries | 1.4 | 2.3 | 3.6
Foreign currency translation adjustment | (0.1) |  | (0.4)
Ending balance valuation allowance | 139.6 | 86.8 | 49.0
Allowance recorded | 139.6 | 86.8 | 49.0
Commercial mortgage loans |  |  |
Mortgage loans and reinsurance recoverables, Changes in financing receivable valuation allowance |  |  |
Beginning balance, Financing receivable valuation allowance | 77.9 | 43.9 | 43.2
Provision: Financing receivable valuation allowance | 51.0 | 34.0 | 1.0
Foreign currency translation adjustment: Financing receivable valuation allowance | (0.1) |  | (0.3)
Ending balance, Financing receivable valuation allowance | $ 128.8 | 77.9 | 43.9
Total, Changes in financing receivable valuation allowance |  |  |
Mortgage loans, Days delinquent to be analyzed for valuation allowance | 60 days |  |
Direct financing leases |  |  |
Direct financing leases, Changes in financing receivable valuation allowance |  |  |
Beginning balance, Direct financing lease valuation allowance | $ 0.6 | 0.4 | 0.1
Provision: Direct financing lease valuation allowance | 0.3 | 0.2 | 0.4
Foreign currency translation adjustment: Direct financing lease valuation allowance |  |  | (0.1)
Ending balance, Direct financing lease valuation allowance | 0.9 | 0.6 | 0.4
Residential mortgage loans |  |  |
Mortgage loans and reinsurance recoverables, Changes in financing receivable valuation allowance |  |  |
Beginning balance, Financing receivable valuation allowance | 5.6 | 2.0 | 6.9
Provision: Financing receivable valuation allowance | 0.1 | 1.5 | (8.0)
Charge-offs: Financing receivable valuation allowance | (0.4) | (0.2) | (0.5)
Recoveries: Financing receivable valuation allowance | 1.4 | 2.3 | 3.6
Ending balance, Financing receivable valuation allowance | $ 6.7 | 5.6 | 2.0
Total, Changes in financing receivable valuation allowance |  |  |
Mortgage loans, Days delinquent to be analyzed for valuation allowance | 60 days |  |
Reinsurance recoverables |  |  |
Mortgage loans and reinsurance recoverables, Changes in financing receivable valuation allowance |  |  |
Beginning balance, Financing receivable valuation allowance | $ 2.7 | 2.7 | 2.7
Provision: Financing receivable valuation allowance | 0.5 |  |
Ending balance, Financing receivable valuation allowance | 3.2 | 2.7 | 2.7
Other financing receivables |  |  |
Total, Changes in financing receivable valuation allowance |  |  |
Beginning balance valuation allowance | 0.0 | 0.0 |
Ending balance valuation allowance | 0.0 | 0.0 | 0.0
Allowance recorded | $ 0.0 | $ 0.0 | $ 0.0

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- Definition The numbers of days for which a mortgage loan has been delinquent such that it is analyzed to determine if a valuation allowance is needed. + References No definition available. + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on net investment in direct financing lease from foreign currency translation gain (loss). + References No definition available. + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount excluding accrued interest, of credit loss expense (reversal of expense) on net investment in direct financing lease. + References No definition available. + Details
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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Includes net investment in direct financing lease. + References No definition available. + Details
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- Definition Amount, excluding accrued interest, of foreign currency translation gain (loss) which decreases (increases) allowance for credit loss on financing receivable. Includes net investment in direct financing lease. + References No definition available. + Details
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