Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2018	Dec. 31, 2017
Fixed maturity securities, at fair value
Mortgage loans, net of allowances (portion at fair value: 2018 – $37 and 2017 – $41)	$ 9,371	$ 6,233
Investment funds	3,390	2,580
Restricted cash	218	105
Deferred acquisition costs, deferred sales inducements and value of business acquired	4,972	2,930
Total assets	118,204	99,747
Liabilities
Total liabilities	109,135	90,539
Equity
Additional paid-in capital	3,499	3,472
Retained earnings	5,527	4,321
Accumulated other comprehensive income (related party: 2018 – $(7) and 2017 – $48)	43	1,415
Total equity	9,069	9,208
Total liabilities and equity	118,204	99,747
Related Party
Equity
Accumulated other comprehensive income (related party: 2018 – $(7) and 2017 – $48)	(7)	48
Consolidated Entity Excluding Variable Interest Entities (VIE) and Related Party
Fixed maturity securities, at fair value
Available-for-sale securities	59,882	61,012
Trading securities	1,977	2,196
Equity securities	292	790
Mortgage loans, net of allowances (portion at fair value: 2018 – $37 and 2017 – $41)	8,982	6,233
Investment funds	692	699
Policy loans	512	530
Funds withheld at interest (portion at fair value: 2018 – $151 and 2017 – $312)	7,841	7,085
Derivative assets	2,515	2,551
Real estate (portion held for sale: 2017 – $32)	0	624
Short-term investments, at fair value	234	201
Other investments	114	133
Total investments	83,041	82,054
Consolidated Entity Excluding Variable Interest Entities (VIE)
Fixed maturity securities, at fair value
Available-for-sale securities	61,125
Cash and cash equivalents	3,723	4,888
Accrued investment income (related party: 2018 – $23 and 2017 – $10)	686	652
Reinsurance recoverable (related party: 2018 – $8; portion at fair value: 2018 – $1,679 and 2017 – $1,824)	5,201	4,972
Deferred acquisition costs, deferred sales inducements and value of business acquired	4,972	2,930
Other assets	1,187	969
Liabilities
Interest sensitive contract liabilities (related party: 2018 – $17,367; portion at fair value: 2018 – $9,557 and 2017 – $8,929)	88,903	67,708
Future policy benefits (related party: 2018 – $965; portion at fair value: 2018 – $2,233 and 2017 – $2,428)	14,771	17,507
Other policy claims and benefits	140	211
Dividends payable to policyholders	120	1,025
Long-term debt	991	0
Derivative liabilities	124	134
Payables for collateral on derivatives	2,315	2,323
Funds withheld liability (portion at fair value: 2018 – $3 and 2017 – $22)	389	407
Other liabilities	1,380	1,222
Consolidated Entity Excluding Variable Interest Entities (VIE) \| Related Party
Fixed maturity securities, at fair value
Available-for-sale securities	1,243	406
Trading securities	259	307
Mortgage loans, net of allowances (portion at fair value: 2018 – $37 and 2017 – $41)	389	0
Investment funds	2,093	1,310
Funds withheld at interest (portion at fair value: 2018 – $151 and 2017 – $312)	13,963	0
Short-term investments, at fair value	10	52
Other investments	386	238
Accrued investment income (related party: 2018 – $23 and 2017 – $10)	23	10
Reinsurance recoverable (related party: 2018 – $8; portion at fair value: 2018 – $1,679 and 2017 – $1,824)	8	0
Liabilities
Interest sensitive contract liabilities (related party: 2018 – $17,367; portion at fair value: 2018 – $9,557 and 2017 – $8,929)	17,367	0
Future policy benefits (related party: 2018 – $965; portion at fair value: 2018 – $2,233 and 2017 – $2,428)	965	0
Other policy claims and benefits	3	0
Other liabilities	99	64
Variable Interest Entities
Fixed maturity securities, at fair value
Investment funds	605	571
Cash and cash equivalents	2	4
Other assets	2	1
Liabilities
Other liabilities	2	2
Variable Interest Entities \| Related Party
Fixed maturity securities, at fair value
Trading securities	48	48
Equity securities	176	240
Investment funds	564	571
Common Class A
Equity
Common stock	0	0
Common Class B
Equity
Common stock	0	0
Common Class M-1
Equity
Common stock	0	0
Common Class M-2
Equity
Common stock	0	0
Common Class M-3
Equity
Common stock	0	0
Common Class M-4
Equity
Common stock	$ 0	$ 0

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Other investments including, but not limited to: partnership interests, credit funds, hedge funds, and private equity.

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No definition available.

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Interest, dividends, rents, ancillary and other revenues earned but not yet received by the entity on its investments.

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Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of the reinsurer's funds held on its behalf by the ceding insurer, including funds held in trust, under reinsurance treaties or contracts with the assuming insurer as security for the payment of the obligations thereunder.

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Amount of funds held as security for payments to be received under reinsurance contracts.

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Sum of the carrying amounts as of the balance sheet date of all investments.

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Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.

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No definition available.

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Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.

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Amount of accrued obligation to policyholders that relates to insured events for long-duration contracts.

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Amount before allowance of loans made to policy and contract holders using their life insurance contracts' cash value or separate accounts as collateral. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums over and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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The fair value of collateral received by the entity associated with securities borrowed that must be returned if the counterparty fulfills its obligations. It appears on the balance sheet as a liability and has a corresponding asset that appears on the balance sheet called Securities Received as Collateral.

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Amount of assets classified as other.

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Amount of investments classified as other.

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Amount of liabilities classified as other.

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Amount due to policyholders for funds held that are returnable under the terms of insurance contracts, classified as other.

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The liability as of the balance sheet date to the policyholders for deposits held under the terms of insurance contracts.

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Carrying value as of the balance sheet date of the liability for dividends that are payable to the policyholders based upon the terms of the underlying insurance contracts.

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Amount of real estate investments, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; (7) other real estate investments; (8) real estate joint ventures; and (9) unconsolidated real estate and other joint ventures not separately presented.

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Amount, after valuation allowance, recoverable under reinsurance contracts including premium paid under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, premium paid, policy benefits and policy reserves.

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Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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