Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Proceeds from (Payments for) in Securities Sold under Agreements to Repurchase		$ (1,615)	$ 1,615
Proceeds from Limited Partnership Investments	152	127	110
Payments to Acquire Limited Partnership Interests	104	99	417
Operating Activities
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	677us-gaap_ProfitLoss	471us-gaap_ProfitLoss	556us-gaap_ProfitLoss
Adjustments to reconcile net income to net cash provided by (used for) operating activities
Amortization of deferred policy acquisition costs and present value of future profits	(206)	(228)	(359)
Additions to deferred policy acquisition costs and present value of future profits	(14)	(16)	(329)
Change in reserve for future policy benefits and unpaid losses and loss adjustment expenses and unearned premiums	586	230	(44)
Change in reinsurance recoverables	170	(795)	(47)
Change in receivables and other assets	(30)	(80)	158
Change in payables and accruals	(882)	(1,532)	(1,035)
Change in accrued and deferred income taxes	302	589	392
Net realized capital (gains) losses	(577)	(678)	1,413
Net disbursements from investment contracts related to policyholder funds – international unit-linked bonds and pension products	0	(1,833)	(92)
Net decrease in equity securities, trading	0	1,835	120
Goodwill impairment	0us-gaap_GoodwillImpairmentLoss	0us-gaap_GoodwillImpairmentLoss	149us-gaap_GoodwillImpairmentLoss
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal	23	(1,491)	(61)
Depreciation and amortization	6	53	164
Other, net	248	(328)	202
Net Cash Provided by (Used in) Operating Activities	669	(365)	2,027
Proceeds from the sale/maturity/prepayment of:
Fixed maturities, available-for-sale	10,333	19,206	23,759
Fixed maturities, fair value option	358	322	283
Equity securities, available-for-sale	107	81	133
Mortgage loans	377	355	306
Payments for the purchase of:
Fixed maturities and short-term investments, available-for-sale	(7,385)	(14,532)	(23,949)
Fixed maturities, fair value option	(217)	(134)	(182)
Equity securities, available-for-sale	(363)	(79)	(97)
Mortgage loans	(146)	(177)	(1,056)
Proceeds from business sold		745	58
Derivatives, net	(66)	(1,900)	(2,275)
Change in policy loans, net	(14)	(7)	1
Payments for (Proceeds from) Short-term Investments	(556)	363	1,404
Change in all other, net	34	(20)
Net cash provided by (used for) investing activities	2,510	4,251	(1,922)
Financing Activities
Deposits and other additions to investment and universal life-type contracts	4,567us-gaap_AdditionsToContractHoldersFunds	5,943us-gaap_AdditionsToContractHoldersFunds	10,004us-gaap_AdditionsToContractHoldersFunds
Withdrawals and other deductions from investment and universal life-type contracts	21,810	24,473	24,608
Net transfers from separate accounts related to investment and universal life-type contracts	14,167	16,978	13,196
Payments for Advance to Affiliate		(347)us-gaap_PaymentsForAdvanceToAffiliate
Capital contributions to parent	275us-gaap_PaymentsOfCapitalDistribution	1,200us-gaap_PaymentsOfCapitalDistribution
Net repayments at maturity or settlement of consumer notes	(13)	(77)	(153)
Net cash (used for) provided by financing activities	(3,364)	(4,791)	54
Foreign exchange rate effect on cash	(3)	9	0
Cash, Period Increase (Decrease)	(188)us-gaap_CashPeriodIncreaseDecrease	(896)us-gaap_CashPeriodIncreaseDecrease
Net increase (decrease) in cash			159hlic_NetIncreaseDecreaseInCash
Cash — beginning of year	446us-gaap_Cash	1,342us-gaap_Cash	1,183us-gaap_Cash
Cash — end of year	258us-gaap_Cash	446us-gaap_Cash	1,342us-gaap_Cash
Supplemental Disclosure of Cash Flow Information
Net cash received during the year for income taxes	(187)us-gaap_IncomeTaxesPaidNet	(181)us-gaap_IncomeTaxesPaidNet	(395)us-gaap_IncomeTaxesPaidNet
Noncash return of capital	(4)	(4)	(126)
Supplemental Disclosure of Non-Cash Investing Activity
Conversion of fixed maturities, available-for-sale to equity securities, available-for-sale	0us-gaap_TransferOfInvestments	0us-gaap_TransferOfInvestments	43us-gaap_TransferOfInvestments
Reinsurance Loss on Dispositions [Member]
Adjustments to reconcile net income to net cash provided by (used for) operating activities
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal	$ 23	$ (1,491)	$ (61)

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Amount of cash outflow through purchase of long-term held-to-maturity securities.

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Cash outflow related to the acquisition or continued holding of limited partnership interests held for investment purposes.

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No definition available.

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The cash outflow from the purchase of receivables arising from the mortgage note on real estate.

+ References

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This element represents the cash inflow during the period from the sale of a component of the entity.

+ References

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Cash inflow received as distributions, returns of capital, or sale proceeds from partnership interests held for investment purposes.

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No definition available.

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The cash flow from investments sold under the agreement to repurchase such investment.

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The net cash inflow or outflow in other borrowings not otherwise defined in the taxonomy.

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The cash inflow from proceeds from sale of receivables arising from the mortgage note on real estate; includes collections on mortgage notes receivable that are not classified as operating cash flows.

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Amount of cash inflow from the sale or maturity of long-term held-to-maturity securities.

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The cash inflow associated with the sale of debt securities classified as available-for-sale securities.

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The cash inflow associated with the sale of equity securities classified as available-for-sale securities.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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This item represents the total realized gain (loss) included in earnings for the period as a result of selling marketable securities categorized as trading, available-for-sale, or held-to-maturity and any gains or losses realized during the period from the sale of investments accounted for under the cost method of accounting and/or investments that are separately or otherwise not categorized as trading, available-for-sale, or held-to-maturity. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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No definition available.

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Value of investments transferred from the entity's investments in noncash transactions.

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The cash outflow for a segregated fund account during the period.

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