Deferred commercial mortgage loan interest and principal payments due to COVID-19

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- Definition

The percentage of all mortgage loans that are classified as performing.

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- Definition

Percentage of commercial and agricultural mortgage loans with LTV ratio in excess of 100%

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of financing receivable on nonaccrual status with no allowance for credit loss.

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Amount of financing receivable on nonaccrual status.

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- Definition

Amount of increase from purchase of financing receivable.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Amount, before allowance for credit loss, of financing receivable.

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Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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Investments (Mortgage Loans - Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums	$ 913		$ 944
Financing Receivable, Purchase	$ 454	$ 1,300
Percentage of Mortgage Loans Classified as Performing	99.00%		99.00%
Financing Receivable, Nonaccrual	$ 914		$ 1,117
Mortgage Loans, Gross	$ 83,394		84,344
Maximum
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage of mortgage loans with LTV ratio in excess of 100%	1.00%
Mortgage Loans with LTV ratio in excess of 100% [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage Loans, Gross	$ 641
Total mortgage loans held-for-investment, net	0
Commercial Mortgage Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest Receivable	199		209
Deferred mortgage loan interest and principal payments	55
Financing Receivable, Nonaccrual	136		317	$ 176
Financing Receivable, Nonaccrual, No Allowance	0		168
Mortgage Loans, Gross	52,300		52,434
Residential Mortgage Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest Receivable	110		108
Deferred mortgage loan interest and principal payments	34
Financing Receivable, Nonaccrual	519		534	418
Financing Receivable, Nonaccrual, No Allowance	0		0
Mortgage Loans, Gross	13,043		13,782
Agricultural Mortgage Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest Receivable	132		174
Deferred mortgage loan interest and principal payments	9
Financing Receivable, Nonaccrual	259		266	$ 137
Financing Receivable, Nonaccrual, No Allowance	192		178
Mortgage Loans, Gross	$ 18,051		$ 18,128