Investments (Tables)

12 Months Ended

Dec. 31, 2018

Financing Receivable, Recorded Investment [Line Items]

Reconciliation Of Available-For-Sale Securities From Cost Basis To Fair Value

	As of December 31, 2018
	Amortized		Gross Unrealized							Fair
	Cost		Gains		Losses		OTTI (1)			Value
Fixed maturity AFS securities:
Corporate bonds	$	79,623	$	2,980	$	2,263	$	(8	)	$	80,348
ABS		916		42		6		(14	)		966
U.S. government bonds		390		29		2		-			417
Foreign government bonds		406		42		-		-			448
RMBS		3,308		118		67		(14	)		3,373
CMBS		811		6		16		(3	)		804
CLOs		1,746		3		24		(5	)		1,730
State and municipal bonds		4,647		716		18		-			5,345
Hybrid and redeemable preferred securities		582		45		34		-			593
Total AFS securities	$	92,429	$	3,981	$	2,430	$	(44	)	$	94,024

	As of December 31, 2017
	Amortized		Gross Unrealized							Fair
	Cost		Gains		Losses		OTTI (1)			Value
Fixed maturity AFS securities:
Corporate bonds	$	75,701	$	6,862	$	354	$	(7	)	$	82,216
ABS		903		51		7		(27	)		974
U.S. government bonds		527		41		1		-			567
Foreign government bonds		395		56		-		-			451
RMBS		3,327		155		39		(22	)		3,465
CMBS		590		10		2		(2	)		600
CLOs		803		2		2		(5	)		808
State and municipal bonds		4,172		953		6		-			5,119
Hybrid and redeemable preferred securities		575		87		22		-			640
Total fixed maturity securities		86,993		8,217		433		(63	)		94,840
Equity AFS securities		247		16		17		-			246
Total AFS securities	$	87,240	$	8,233	$	450	$	(63	)	$	95,086

⁽¹⁾ Includes unrealized (gains) and losses on credit-impaired securities related to changes in the fair value of such securities subsequent to the impairment measurement date.

Available-For-Sale Securities By Contractual Maturities

	Amortized		Fair
	Cost		Value
Due in one year or less	$	3,699	$	3,729
Due after one year through five years		17,061		17,084
Due after five years through ten years		18,228		18,135
Due after ten years		46,660		48,203
Subtotal		85,648		87,151
Structured securities (ABS, MBS, CLOs)		6,781		6,873
Total fixed maturity AFS securities	$	92,429	$	94,024

Fair Value And Gross Unrealized Losses In A Continuous Unrealized Loss Position

	As of December 31, 2018
	Less Than or Equal					Greater Than
	to Twelve Months					Twelve Months					Total
				Gross					Gross					Gross
			Unrealized					Unrealized					Unrealized
	Fair		Losses and			Fair		Losses and			Fair		Losses and
	Value			OTTI		Value			OTTI		Value			OTTI
Fixed maturity AFS securities:
Corporate bonds	$	32,493		$	1,530	$	7,228		$	735	$	39,721		$	2,265
ABS		117			2		143			14		260			16
U.S. government bonds		70			1		23			1		93			2
RMBS		472			10		863			60		1,335			70
CMBS		470			11		82			5		552			16
CLOs		1,124			21		103			3		1,227			24
State and municipal bonds		404			8		96			10		500			18
Hybrid and redeemable
preferred securities		96			6		133			28		229			34
Total AFS securities	$	35,246		$	1,589	$	8,671		$	856	$	43,917		$	2,445
Total number of AFS securities in an unrealized loss position															3,414

	As of December 31, 2017
	Less Than or Equal					Greater Than
	to Twelve Months					Twelve Months					Total
				Gross					Gross					Gross
			Unrealized					Unrealized					Unrealized
	Fair		Losses and			Fair		Losses and			Fair		Losses and
	Value			OTTI		Value			OTTI		Value			OTTI
Fixed maturity AFS securities:
Corporate bonds	$	4,854		$	68	$	4,893		$	288	$	9,747		$	356
ABS		62			1		151			15		213			16
U.S. government bonds		156			-		19			1		175			1
RMBS		302			4		641			36		943			40
CMBS		113			-		60			3		173			3
CLOs		281			2		72			-		353			2
State and municipal bonds		34			-		93			6		127			6
Hybrid and redeemable
preferred securities		20			-		126			22		146			22
Total fixed maturity securities		5,822			75		6,055			371		11,877			446
Equity AFS securities		22			14		8			3		30			17
Total AFS securities	$	5,844		$	89	$	6,063		$	374	$	11,907		$	463
Total number of AFS securities in an unrealized loss position															1,128

Schedule Of Available-For-Sale Securities Whose Value Is Below Amortized Cost

	As of December 31, 2018
								Number
	Fair		Gross Unrealized					of
	Value		Losses		OTTI		Securities (1)
Less than six months	$	395	$	124	$	1			45
Six months or greater, but less than nine months		96		49		-			11
Nine months or greater, but less than twelve months		11		8		-			2
Twelve months or greater		143		74		8			32
Total	$	645	$	255	$	9			90

	As of December 31, 2017
								Number
	Fair		Gross Unrealized					of
	Value		Losses		OTTI		Securities (1)
Less than six months	$	156	$	57	$	1			26
Six months or greater, but less than nine months		2		1		-			4
Nine months or greater, but less than twelve months		15		8		-			7
Twelve months or greater		215		78		10			49
Total	$	388	$	144	$	11			86

⁽¹⁾ We may reflect a security in more than one aging category based on various purchase dates. 

Schedule Of Changes In Amount Of Credit Losses Of OTTI Recognized In Net Income (Loss)

	For the Years Ended December 31,
	2018			2017			2016
Balance as of beginning-of-year	$	378		$	430		$	382
Increases attributable to:
Credit losses on securities for which an
OTTI was not previously recognized		5			13			84
Credit losses on securities for which an
OTTI was previously recognized		2			7			17
Decreases attributable to:
Securities sold, paid down or matured		(30	)		(72	)		(53	)
Balance as of end-of-year	$	355		$	378		$	430

Fair Value Of Trading Securities

	As of December 31,
	2018		2017
Fixed maturity securities:
Corporate bonds	$	1,639	$	1,335
ABS		17		15
U.S. government bonds		43		115
Foreign government bonds		23		23
RMBS		79		86
CMBS		7		2
CLOs		104		3
State and municipal bonds		16		17
Hybrid and redeemable preferred securities		22		24
Total trading securities	$	1,950	$	1,620

Composition Of Current And Past Due Mortgage Loans On Real Estate

	As of December 31, 2018								As of December 31, 2017
	Commercial			Residential		Total			Commercial			Residential		Total
Current	$	13,029		$	239	$	13,268		$	10,762		$	-	$	10,762
60 to 90 days past due		-			1		1			-			-		-
Greater than 90 days past due		-			-		-			3			-		3
Valuation allowance		-			-		-			(3	)		-		(3	)
Unamortized premium (discount)		(17	)		8		(9	)		-			-		-
Total carrying value	$	13,012		$	248	$	13,260		$	10,762		$	-	$	10,762

Changes In The Valuation Allowance Of Impaired Mortgage Loans On Real Estate

		For the Years Ended December 31,
	2018			2017		2016
Balance as of beginning-of-year	$	3		$	2	$	2
Additions		-			1		1
Charge-offs, net of recoveries		(3	)		-		(1	)
Balance as of end-of-year	$	-		$	3	$	2

Schedule Of Average Carrying Value Of Impaired Mortgage Loans On Real Estate

	For the Years Ended December 31,
	2018		2017		2016
Average carrying value for impaired
mortgage loans on real estate	$	5	$	6	$	7
Interest income recognized on impaired
mortgage loans on real estate		1		-		-
Interest income collected on impaired
mortgage loans on real estate		1		-		-

Net Investment Income

	For the Years Ended December 31,
	2018			2017			2016
Fixed maturity AFS securities	$	4,209		$	4,163		$	4,138
Equity AFS securities		-			12			11
Trading securities		84			94			100
Equity securities		4			-			-
Mortgage loans on real estate		496			440			422
Real estate		1			2			2
Policy loans		123			135			140
Invested cash		26			11			14
Commercial mortgage loan prepayment
and bond make-whole premiums		79			139			120
Alternative investments		222			165			75
Consent fees		4			6			5
Other investments		23			2			5
Investment income		5,271			5,169			5,032
Investment expense		(186	)		(179	)		(158	)
Net investment income	$	5,085		$	4,990		$	4,874

Realized Gain (Loss) Related To Certain Investments

	For the Years Ended December 31,
	2018			2017			2016
Fixed maturity AFS securities: (1)
Gross gains	$	38		$	19		$	70
Gross losses		(80	)		(44	)		(133	)
Gross OTTI		(7	)		(20	)		(101	)
Equity AFS securities:
Gross gains		-			6			7
Gross OTTI		-			-			(1	)
Gain (loss) on other investments (2)		(13	)		(12	)		(68	)
Associated amortization of DAC, VOBA, DSI and DFEL
and changes in other contract holder funds		(22	)		(21	)		(24	)
Total realized gain (loss) related to certain investments		(84	)		(72	)		(250	)
Realized gain (loss) on the mark-to-market on certain instruments (3)		4			(11	)		20
Indexed annuity and IUL contracts net derivatives results: (4)
Gross gain (loss)		(51	)		(22	)		(1	)
Associated amortization of DAC, VOBA, DSI and DFEL		12			(2	)		(4	)
Variable annuity net derivatives results: (5)
Gross gain (loss)		295			(71	)		(138	)
Associated amortization of DAC, VOBA, DSI and DFEL		(35	)		8			34
Total realized gain (loss)	$	141		$	(170	)	$	(339	)

⁽¹⁾ These amounts are represented net of related fair value hedging activity.  See Note 6 for more information.

⁽²⁾ Includes market adjustments on equity securities still held of $(17) million for the year ended December 31, 2018.

⁽³⁾ Represents changes in the fair values of certain derivative investments (not including those associated with our variable and indexed annuity and IUL contracts net derivative results), reinsurance related embedded derivatives and trading securities.

⁽⁴⁾ Represents the net difference between the change in fair value of the S&P 500 Index® (“S&P 500”) call options that we hold and the change in the fair value of the embedded derivative liabilities of our indexed annuity and IUL contracts along with changes in the fair value of embedded derivative liabilities related to index call options we may purchase in the future to hedge contract holder index allocations applicable to future reset periods for our indexed annuity products.

⁽⁵⁾ Includes the net difference in the change in embedded derivative reserves of our GLB riders and the change in the fair value of the derivative instruments we own to hedge the change in embedded derivative reserves on our GLB riders and the benefit ratio unlocking on our GLB and GDB riders, including the cost of purchasing the hedging instruments.

OTTI Recognized In Net Income (Loss) And OCI

	For the Years Ended December 31,
	2018			2017			2016
OTTI Recognized in Net Income (Loss)
Fixed maturity AFS securities:
Corporate bonds	$	(5	)	$	(13	)	$	(80	)
ABS		(1	)		(2	)		(5	)
RMBS		(1	)		(2	)		(11	)
CMBS		-			(2	)		(2	)
State and municipal bonds		-			(1	)		(3	)
Total fixed maturity AFS securities		(7	)		(20	)		(101	)
Equity AFS securities		-			-			(1	)
Gross OTTI recognized in net income (loss)		(7	)		(20	)		(102	)
Associated amortization of DAC, VOBA, DSI and DFEL		-			2			-
Net OTTI recognized in net income (loss)	$	(7	)	$	(18	)	$	(102	)

Payables For Collateral On Investments

	As of December 31, 2018				As of December 31, 2017
	Carrying		Fair		Carrying		Fair
	Value		Value		Value		Value
Collateral payable for derivative investments (1)	$	637	$	637	$	765	$	765
Securities pledged under securities lending agreements (2)		88		85		222		213
Securities pledged under repurchase agreements (3)		150		185		530		588
Investments pledged for Federal Home Loan Bank of
Indianapolis (“FHLBI”) (4)		3,930		5,923		2,900		4,235
Total payables for collateral on investments	$	4,805	$	6,830	$	4,417	$	5,801

⁽¹⁾ We obtain collateral based upon contractual provisions with our counterparties.  These agreements take into consideration the counterparties’ credit rating as compared to ours, the fair value of the derivative investments and specified thresholds that if exceeded result in the receipt of cash that is typically invested in cash and invested cash.  See Note 6 for additional information.

⁽²⁾ Our pledged securities under securities lending agreements are included in fixed maturity AFS securities on our Consolidated Balance Sheets.  We generally obtain collateral in an amount equal to 102% and 105% of the fair value of the domestic and foreign securities, respectively.  We value collateral daily and obtain additional collateral when deemed appropriate.  The cash received in our securities lending program is typically invested in cash and invested cash or fixed maturity AFS securities.

⁽³⁾ Our pledged securities under repurchase agreements are included in fixed maturity AFS securities on our Consolidated Balance Sheets.  The collateral requirements are generally 80% to 95% of the fair value of the securities, and our agreements with third parties contain contractual provisions to allow for additional collateral to be obtained when necessary.  The cash received in our repurchase program is typically invested in fixed maturity AFS securities.

⁽⁴⁾ Our pledged investments for FHLBI are included in fixed maturity AFS securities and mortgage loans on real estate on our Consolidated Balance Sheets.  The collateral requirements are generally 105% to 115% of the fair value for fixed maturity AFS securities and 155% to 175% of the fair value for mortgage loans on real estate.  The cash received in these transactions is primarily invested in cash and invested cash or fixed maturity AFS securities.

Schedule Of Increase (Decrease) In Payables For Collateral On Investments

	For the Years Ended December 31,
	2018			2017			2016
Collateral payable for derivative investments	$	(128	)	$	(129	)	$	(493	)
Securities pledged under securities lending agreements		(134	)		6			(26	)
Securities pledged under repurchase agreements		(380	)		(5	)		(138	)
Investments pledged for FHLBI		1,030			(450	)		995
Total increase (decrease) in payables for collateral on investments	$	388		$	(578	)	$	338

Schedule Of Securities Pledged By Contractual Maturity

	As of December 31, 2018
	Overnight and Continuous		Up to 30 Days		30 -  90 Days		Greater Than 90 Days		Total
Repurchase Agreements
Corporate bonds	$	-	$	-	$	-	$	150	$	150
Securities Lending
Corporate bonds		88		-		-		-		88
Total gross secured borrowings	$	88	$	-	$	-	$	150	$	238

	As of December 31, 2017
	Overnight and Continuous		Up to 30 Days		30 -  90 Days		Greater Than 90 Days		Total
Repurchase Agreements
Corporate bonds	$	-	$	100	$	280	$	150	$	530
Securities Lending
Corporate bonds		222		-		-		-		222
Total gross secured borrowings	$	222	$	100	$	280	$	150	$	752

Commercial [Member]

Financing Receivable, Recorded Investment [Line Items]

Credit Quality Indicators For Mortgage Loans

	As of December 31, 2018				As of December 31, 2017
				Debt-				Debt-
				Service				Service
	Carrying		% of	Coverage	Carrying		% of	Coverage
Loan-to-Value Ratio	Value		Total	Ratio	Value		Total	Ratio
Less than 65%	$	11,716	90.1%	2.30	$	9,642	89.6%	2.26
65% to 74%		1,238	9.5%	1.76		1,000	9.3%	1.94
75% to 100%		58	0.4%	0.95		112	1.0%	0.97
Greater than 100%		-	0.0%	0.00		8	0.1%	0.82
Total	$	13,012	100.0%		$	10,762	100.0%

Residential [Member]

Financing Receivable, Recorded Investment [Line Items]

Credit Quality Indicators For Mortgage Loans

	As of December 31, 2018			As of December 31, 2017
	Carrying		% of	Carrying		% of
Performance Indicator	Value		Total	Value		Total
Performing	$	247	99.6%	$	-	0.0%
Nonperforming		1	0.4%		-	0.0%
Total	$	248	100.0%	$	-	0.0%