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Investments (Tables)

12 Months Ended

Dec. 31, 2016

Investments, Debt and Equity Securities [Abstract]

Fixed Maturity and Equity Securities Available-for-Sale

The following table presents the fixed maturity and equity securities AFS by sector. Redeemable preferred stock is reported within U.S. corporate and foreign corporate fixed maturity securities and non-redeemable preferred stock is reported within equity securities. Included within fixed maturity securities are structured securities including RMBS, commercial mortgage-backed securities (“CMBS”) and ABS (collectively, “Structured Securities”).



	December 31, 2016																				December 31, 2015
	Cost or Amortized Cost				Gross Unrealized												Estimated Fair Value				Cost or Amortized Cost				Gross Unrealized												Estimated Fair Value
	Cost or Amortized Cost				Gains				Temporary Losses				OTTI Losses				Estimated Fair Value				Cost or Amortized Cost				Gains				Temporary Losses				OTTI Losses				Estimated Fair Value
																	(In millions)
Fixed maturity securities:
U.S. corporate	$	17,583			$	1,158			$	235			$	—			$	18,506			$	16,160			$	979			$	393			$	—			$	16,746
U.S. government and agency	10,517				1,221				188				—				11,550				12,562				1,297				53				—				13,806
RMBS	6,722				194				101				—				6,815				8,391				201				95				19				8,478
Foreign corporate	5,512				201				158				—				5,555				4,995				153				194				—				4,954
State and political subdivision	2,633				305				24				—				2,914				2,398				321				13				1				2,705
CMBS (1)	2,837				26				26				(1		)		2,838				2,303				20				23				(1		)		2,301
ABS	2,562				11				12				—				2,561				2,694				14				34				—				2,674
Foreign government	946				111				11				—				1,046				651				104				10				—				745
Total fixed maturity securities	$	49,312			$	3,227			$	755			$	(1	)		$	51,785			$	50,154			$	3,089			$	815			$	19			$	52,409
Equity securities:
Non-redeemable preferred stock	$	180			$	6			$	9			$	—			$	177			$	217			$	16			$	9			$	—			$	224
Common stock	100				23				—				—				123				167				23				5				—				185
Total equity securities	$	280			$	29			$	9			$	—			$	300			$	384			$	39			$	14			$	—			$	409

______________


(1)	The noncredit loss component of OTTI losses for CMBS was in an unrealized gain position of $1 million at both December 31, 2016 and 2015, due to increases in estimated fair value subsequent to initial recognition of noncredit losses on such securities. See also “— Net Unrealized Investment Gains (Losses).”

Available-for-sale fixed maturity securities by contractual maturity date

The amortized cost and estimated fair value of fixed maturity securities, by contractual maturity date, were as follows at December 31, 2016:



	Due in One Year or Less				Due After One Year Through Five Years				Due After Five Years Through Ten Years				Due After Ten Years				Structured Securities				Total Fixed Maturity Securities
	(In millions)
Amortized cost	$	1,801			$	8,096			$	8,570			$	18,724			$	12,121			$	49,312
Estimated fair value	$	1,805			$	8,460			$	8,684			$	20,622			$	12,214			$	51,785

Continuous Gross Unrealized Loss and OTTI Loss for Fixed Maturity and Equity Securities Available-for-Sale

The following table presents the estimated fair value and gross unrealized losses of fixed maturity and equity securities AFS in an unrealized loss position, aggregated by sector and by length of time that the securities have been in a continuous unrealized loss position at:



	December 31, 2016																December 31, 2015
	Less than 12 Months								Equal to or Greater than 12 Months								Less than 12 Months								Equal to or Greater than 12 Months
	Estimated Fair Value				Gross Unrealized Losses				Estimated Fair Value				Gross Unrealized Losses				Estimated Fair Value				Gross Unrealized Losses				Estimated Fair Value				Gross Unrealized Losses
	(Dollars in millions)
Fixed maturity securities:
U.S. corporate	$	3,525			$	145			$	625			$	90			$	4,569			$	278			$	571			$	115
U.S. government and agency	3,548				188				—				—				4,037				53				—				—
RMBS	2,642				69				811				32				4,305				73				495				41
Foreign corporate	1,231				60				532				98				1,650				96				605				98
State and political subdivision	548				21				29				3				373				12				19				2
CMBS	1,307				22				164				3				1,346				21				44				1
ABS	433				4				461				8				1,818				28				194				6
Foreign government	228				10				4				1				130				9				6				1
Total fixed maturity securities	$	13,462			$	519			$	2,626			$	235			$	18,228			$	570			$	1,934			$	264
Equity securities:
Non-redeemable preferred stock	$	57			$	2			$	40			$	7			$	25			$	1			$	40			$	8
Common stock	—				—				—				—				6				5				1				—
Total equity securities	$	57			$	2			$	40			$	7			$	31			$	6			$	41			$	8
Total number of securities in an unrealized loss position	1,388								468								1,850								394

Disclosure of Mortgage Loans Net of Valuation Allowance

Mortgage loans are summarized as follows at:



	December 31,
	2016							2015
	Carrying Value				% of Total			Carrying Value				% of Total
	(Dollars in millions)
Mortgage loans
Commercial	$	6,211			69.9	%		$	5,331			73.4	%
Agricultural	1,708				19.2			1,460				20.1
Residential	867				9.8			335				4.6
Subtotal	8,786				98.9			7,126				98.1
Valuation allowances	(38		)		(0.4	)		(36		)		(0.5	)
Subtotal mortgage loans, net	8,748				98.5			7,090				97.6
Commercial mortgage loans held by CSEs — FVO	136				1.5			172				2.4
Total mortgage loans, net	$	8,884			100.0	%		$	7,262			100.0	%

Disclosure of mortgage loans held-for-investment and valuation allowances by method of evaluation for credit loss

Mortgage loans by portfolio segment, by method of evaluation of credit loss, impaired mortgage loans including those modified in a troubled debt restructuring, and the related valuation allowances, were as follows at and for the years ended:



	Evaluated Individually for Credit Losses																				Evaluated Collectively for Credit Losses								Impaired Loans
	Impaired Loans with a Valuation Allowance												Impaired Loans without a Valuation Allowance
	Unpaid Principal Balance				Recorded Investment				Valuation Allowances				Unpaid Principal Balance				Recorded Investment				Recorded Investment				Valuation Allowances				Carrying Value				Average Recorded Investment
	(In millions)
December 31, 2016
Commercial	$	—			$	—			$	—			$	—			$	—			$	6,211			$	30			$	—			$	—
Agricultural	4				3				—				—				—				1,705				5				3				3
Residential	—				—				—				1				1				866				3				1				—
Total	$	4			$	3			$	—			$	1			$	1			$	8,782			$	38			$	4			$	3
December 31, 2015
Commercial	$	—			$	—			$	—			$	—			$	—			$	5,331			$	28			$	—			$	—
Agricultural	4				3				—				—				—				1,457				5				3				3
Residential	—				—				—				—				—				335				3				—				—
Total	$	4			$	3			$	—			$	—			$	—			$	7,123			$	36			$	3			$	3

Allowance for Credit Losses on Financing Receivables

The changes in the valuation allowance, by portfolio segment, were as follows:



	Commercial				Agricultural				Residential				Total
	(In millions)
Balance at January 1, 2014	$	31			$	4			$	—			$	35
Provision (release)	(10		)		—				—				(10		)
Balance at December 31, 2014	21				4				—				25
Provision (release)	7				1				3				11
Balance at December 31, 2015	28				5				3				36
Provision (release)	2				—				—				2
Balance at December 31, 2016	$	30			$	5			$	3			$	38

Investment in leveraged leases

Investment in leveraged leases consisted of the following at:



	December 31,
	2016				2015
	(In millions)
Rental receivables, net	$	87			$	90
Estimated residual values	14				14
Subtotal	101				104
Unearned income	(32		)		(33		)
Investment in leveraged leases, net of non-recourse debt	$	69			$	71

Components of net unrealized investment gains (losses) included in accumulated other comprehensive income (loss)

The components of net unrealized investment gains (losses), included in AOCI, were as follows:



	Years Ended December 31,
	2016				2015				2014
	(In millions)
Fixed maturity securities	$	2,464			$	2,265			$	4,311
Fixed maturity securities with noncredit OTTI losses included in AOCI	1				(19		)		(34		)
Total fixed maturity securities	2,465				2,246				4,277
Equity securities	32				54				69
Derivatives	393				368				282
Short-term investments	(42		)		—				—
Other	58				78				9
Subtotal	2,906				2,746				4,637
Amounts allocated from:
Future policy benefits	(550		)		(56		)		(503		)
DAC and VOBA related to noncredit OTTI losses recognized in AOCI	(1		)		(1		)		(2		)
DAC, VOBA and DSI	(188		)		(198		)		(403		)
Subtotal	(739		)		(255		)		(908		)
Deferred income tax benefit (expense) related to noncredit OTTI losses recognized in AOCI	—				7				12
Deferred income tax benefit (expense)	(736		)		(844		)		(1,308		)
Net unrealized investment gains (losses)	$	1,431			$	1,654			$	2,433

The changes in net unrealized investment gains (losses) were as follows:



	Years Ended December 31,
	2016				2015				2014
	(In millions)
Balance at January 1,	$	1,654			$	2,433			$	941
Fixed maturity securities on which noncredit OTTI losses have been recognized	20				15				11
Unrealized investment gains (losses) during the year	140				(1,906		)		2,807
Unrealized investment gains (losses) relating to:
Future policy benefits	(494		)		447				(503		)
DAC and VOBA related to noncredit OTTI losses recognized in AOCI	—				1				(2		)
DAC, VOBA and DSI	10				205				(116		)
Deferred income tax benefit (expense) related to noncredit OTTI losses recognized in AOCI	(7		)		(5		)		(3		)
Deferred income tax benefit (expense)	108				464				(702		)
Balance at December 31,	$	1,431			$	1,654			$	2,433
Change in net unrealized investment gains (losses)	$	(223	)		$	(779	)		$	1,492

Other than temporary impairment, losses recongnized in earnings

The changes in fixed maturity securities with noncredit OTTI losses included in AOCI were as follows:



	Years Ended December 31,
	2016				2015
	(In millions)
Balance at January 1,	$	(19	)		$	(34	)
Noncredit OTTI losses and subsequent changes recognized	3				9
Securities sold with previous noncredit OTTI loss	14				17
Subsequent changes in estimated fair value	3				(11		)
Balance at December 31,	$	1			$	(19	)

Securities Lending

Elements of the securities lending program are presented below at:



	December 31,
	2016				2015
	(In millions)
Securities on loan: (1)
Amortized cost	$	5,895			$	8,047
Estimated fair value	$	6,555			$	8,830
Cash collateral on deposit from counterparties (2)	$	6,642			$	8,981
Security collateral on deposit from counterparties (3)	$	27			$	23
Reinvestment portfolio — estimated fair value	$	6,571			$	8,938

______________


(1)	Included within fixed maturity securities and short-term investments.


(2)	Included within payables for collateral under securities loaned and other transactions.


(3)	Security collateral on deposit from counterparties may not be sold or re-pledged, unless the counterparty is in default, and is not reflected on the consolidated financial statements.

The cash collateral liability by loaned security type and remaining tenor of the agreements were as follows at:



	December 31, 2016																December 31, 2015
	Remaining Tenor of Securities Lending Agreements																Remaining Tenor of Securities Lending Agreements
	Open (1)				1 Month or Less				1 to 6 Months				Total				Open (1)				1 Month or Less				1 to 6 Months				Total
	(In millions)
Cash collateral liability by loaned security type:
U.S. government and agency	$	2,129			$	1,906			$	1,743			$	5,778			$	2,631			$	3,140			$	1,338			$	7,109
U.S. corporate	—				480				—				480				9				302				—				311
Agency RMBS	—				—				274				274				—				939				579				1,518
Foreign corporate	—				58				—				58				—				—				—				—
Foreign government	—				52				—				52				1				42				—				43
Total	$	2,129			$	2,496			$	2,017			$	6,642			$	2,641			$	4,423			$	1,917			$	8,981

_____________


(1)	The related loaned security could be returned to the Company on the next business day which would require the Company to immediately return the cash collateral.

Invested Assets on Deposit, Held in Trust and Pledged as Collateral

The Company has also entered into funding agreements with FHLBanks. The liability for such funding agreements is included in policyholder account balances. Information related to such funding agreements was as follows as of:



	Liability								Collateral
	December 31,
	2016				2015				2016					2015
	(In millions)
FHLB of Pittsburgh (1)	$	500			$	1,570			$	3,765		(2)		$	1,789		(2)
FHLB of Boston (1)	$	50			$	250			$	144		(2)		$	311		(2)
FHLB of Des Moines (1)	$	95			$	95			$	266		(2)		$	147		(2)

______________

(1)

Represents funding agreements issued to the applicable FHLBank in exchange for cash and for which such FHLBank has been granted a lien on certain assets, some of which are in the custody of such FHLBank, including residential mortgage-backed securities (“RMBS”), to collateralize obligations under advances evidenced by funding agreements. The Company is permitted to withdraw any portion of the collateral in the custody of such FHLBank as long as there is no event of default and the remaining qualified collateral is sufficient to satisfy the collateral maintenance level. Upon any event of default by the Company, such FHLBank’s recovery on the collateral is limited to the amount of the Company’s liability to such FHLBank.


(2)	Advances are collateralized by mortgage-backed securities. The amount of collateral presented is at estimated fair value.

Invested assets on deposit, held in trust and pledged as collateral are presented below at estimated fair value for all asset classes at:



	December 31,
	2016				2015
	(In millions)
Invested assets on deposit (regulatory deposits)	$	7,642			$	7,245
Invested assets held in trust (reinsurance agreements) (1)	721				952
Invested assets pledged as collateral (2)	3,548				2,801
Total invested assets on deposit, held in trust, and pledged as collateral	$	11,911			$	10,998

______________


(1)	The Company has held in trust certain investments, primarily fixed maturity securities, in connection with certain reinsurance transactions.


(2)	The Company has pledged invested assets in connection with various agreements and transactions, including funding agreements (see Note 5) and derivative transactions (see Note 9).

Purchased credit impaired investments, by invested asset class, held

The following table presents information about PCI fixed maturity securities acquired during the periods indicated:



	Years Ended December 31,
	2016				2015
	(In millions)
Contractually required payments (including interest)	$	525			$	785
Cash flows expected to be collected (1)	$	457			$	698
Fair value of investments acquired	$	322			$	512

______________


(1)	Represents undiscounted principal and interest cash flow expectations, at the date of acquisition.

The Company’s PCI fixed maturity securities were as follows at:



	December 31,
	2016				2015
	(In millions)
Outstanding principal and interest balance (1)	$	1,423			$	1,224
Carrying value (2)	$	1,087			$	911

______________


(1)	Represents the contractually required payments, which is the sum of contractual principal, whether or not currently due, and accrued interest.


(2)	Estimated fair value plus accrued interest.

The following table presents activity for the accretable yield on PCI fixed maturity securities for:



	Years Ended December 31,
	2016				2015
	(In millions)
Accretable yield, January 1,	$	400			$	251
Investments purchased	135				186
Accretion recognized in earnings	(66		)		(48		)
Disposals	(11		)		(8		)
Reclassification (to) from nonaccretable difference	(50		)		19
Accretable yield, December 31,	$	408			$	400

The Components of Net Investment Income

The components of net investment income were as follows:



	Years Ended December 31,
	2016				2015				2014
	(In millions)
Investment income:
Fixed maturity securities	$	2,167			$	2,010			$	1,954
Equity securities	18				18				17
Mortgage loans	384				360				337
Policy loans	54				54				59
Real estate and real estate joint ventures	32				108				80
Other limited partnership interests	163				134				266
Cash, cash equivalents and short-term investments	18				8				5
Operating joint venture	11				11				2
Other	13				11				3
Subtotal	2,860				2,714				2,723
Less: Investment expenses	160				115				103
Subtotal, net	2,700				2,599				2,620
FVO CSEs — interest income — commercial mortgage loans	12				16				49
Net investment income	$	2,712			$	2,615			$	2,669

The components of net investment gains (losses)

The components of net investment gains (losses) were as follows:



	Years Ended December 31,
	2016				2015				2014
	(In millions)
Total gains (losses) on fixed maturity securities:
Total OTTI losses recognized — by sector and industry:
U.S. and foreign corporate securities — by industry:
Industrial	$	(13	)		$	(3	)		$	—
Consumer	—				(8		)		(2		)
Transportation	—				—				(2		)
Total U.S. and foreign corporate securities	(13		)		(11		)		(4		)
RMBS	(6		)		(14		)		(8		)
OTTI losses on fixed maturity securities recognized in earnings	(19		)		(25		)		(12		)
Fixed maturity securities — net gains (losses) on sales and disposals	2				(34		)		26
Total gains (losses) on fixed maturity securities	(17		)		(59		)		14
Total gains (losses) on equity securities:
Total OTTI losses recognized — by sector:
Common stock	(1		)		(3		)		(7		)
Non-redeemable preferred stock	(1		)		—				(8		)
OTTI losses on equity securities recognized in earnings	(2		)		(3		)		(15		)
Equity securities — net gains (losses) on sales and disposals	10				18				14
Total gains (losses) on equity securities	8				15				(1		)
Mortgage loans	7				(11		)		17
Real estate and real estate joint ventures	(34		)		98				(4		)
Other limited partnership interests	(7		)		(1		)		(9		)
Other	11				(2		)		43
Subtotal	(32		)		40				60
FVO CSEs:
Commercial mortgage loans	(2		)		(7		)		(13		)
Long-term debt — related to commercial mortgage loans	1				4				19
Non-investment portfolio gains (losses) (1)	1				(1		)		(535		)
Subtotal	—				(4		)		(529		)
Total net investment gains (losses)	$	(32	)		$	36			$	(469	)

______________


(1)	Non-investment portfolio gains (losses) for the year ended December 31, 2014 includes a loss of $608 million related to the disposition of MAL as more fully described in Note 4.

Proceeds from sales or disposals of fixed maturity and equity securities and the components of fixed maturity and equity securities net investment gains and losses

Proceeds from sales or disposals of fixed maturity and equity securities and the components of fixed maturity and equity securities net investment gains (losses) were as shown in the table below.



	Years Ended December 31,
	2016				2015				2014				2016				2015				2014
	Fixed Maturity Securities												Equity Securities
	(In millions)
Proceeds	$	33,339			$	29,937			$	14,649			$	48			$	80			$	57
Gross investment gains	$	211			$	165			$	84			$	10			$	25			$	15
Gross investment losses	(209		)		(199		)		(58		)		—				(7		)		(1		)
OTTI losses	(19		)		(25		)		(12		)		(2		)		(3		)		(15		)
Net investment gains (losses)	$	(17	)		$	(59	)		$	14			$	8			$	15			$	(1	)

Rollforward of the Cumulative Credit Loss Component of OTTI income (loss)

The table below presents a rollforward of the cumulative credit loss component of OTTI loss recognized in earnings on fixed maturity securities still held for which a portion of the OTTI loss was recognized in OCI:



	Years Ended December 31,
	2016				2015
	(In millions)
Balance at January 1,	$	52			$	57
Additions:
Initial impairments — credit loss OTTI on securities not previously impaired	—				1
Additional impairments — credit loss OTTI on securities previously impaired	5				11
Reductions:
Sales (maturities, pay downs or prepayments) of securities previously impaired as credit loss OTTI	(28		)		(14		)
Increase in cash flows — accretion of previous credit loss OTTI	(1		)		(3		)
Balance at December 31,	$	28			$	52

Schedule of Invested Assets Transferred To and From Affiliates

The Company transfers invested assets, primarily consisting of fixed maturity securities, to and from affiliates. Invested assets transferred to and from affiliates were as follows:



	Years Ended December 31,
	2016				2015				2014
	(In millions)
Estimated fair value of invested assets transferred to affiliates	$	1,465			$	185			$	1,441
Amortized cost of invested assets transferred to affiliates	$	1,370			$	169			$	1,362
Net investment gains (losses) recognized on transfers	$	27			$	16			$	79
Change in additional paid-in-capital recognized on transfers	$	68			$	—			$	—
Estimated fair value of invested assets transferred from affiliates	$	5,428			$	928			$	132

Variable Interest Entity, Primary Beneficiary [Member]

Variable Interest Entity [Line Items]

Variable Interest Entities

The following table presents the total assets and total liabilities relating to VIEs for which the Company has concluded that it is the primary beneficiary and which are consolidated at December 31, 2016 and 2015.



	December 31,
	2016				2015
	(In millions)
CSEs: (1)
Assets:
Mortgage loans (commercial mortgage loans)	$	136			$	172
Accrued investment income	1				1
Total assets	$	137			$	173
Liabilities:
Long-term debt	$	23			$	48
Other liabilities	1				1
Total liabilities	$	24			$	49

______________

(1)

The Company consolidates entities that are structured as CMBS. The assets of these entities can only be used to settle their respective liabilities, and under no circumstances is the Company liable for any principal or interest shortfalls should any arise. The Company’s exposure was limited to that of its remaining investment in these entities of $95 million and $105 million at estimated fair value at December 31, 2016 and 2015, respectively.

Variable Interest Entity, Not Primary Beneficiary [Member]

Variable Interest Entity [Line Items]

Variable Interest Entities

The carrying amount and maximum exposure to loss relating to VIEs in which the Company holds a significant variable interest but is not the primary beneficiary and which have not been consolidated were as follows at:



	December 31,
	2016								2015
	Carrying Amount				Maximum Exposure to Loss (1)				Carrying Amount				Maximum Exposure to Loss (1)
	(In millions)
Fixed maturity securities AFS:
Structured Securities (2)	$	10,789			$	10,789			$	13,453			$	13,453
U.S. and foreign corporate	505				505				461				461
Other limited partnership interests	1,491				2,287				1,367				1,647
Real estate joint ventures	17				22				35				38
Other investments (3)	61				66				57				62
Total	$	12,863			$	13,669			$	15,373			$	15,661

______________

(1)

The maximum exposure to loss relating to fixed maturity and equity securities AFS is equal to their carrying amounts or the carrying amounts of retained interests. The maximum exposure to loss relating to other limited partnership interests and real estate joint ventures is equal to the carrying amounts plus any unfunded commitments. For certain of its investments in other invested assets, the Company’s return is in the form of income tax credits which are guaranteed by creditworthy third parties. For such investments, the maximum exposure to loss is equal to the carrying amounts plus any unfunded commitments, reduced by income tax credits guaranteed by third parties. There were no income tax credits and less than $1 million at December 31, 2016 and 2015, respectively. Such a maximum loss would be expected to occur only upon bankruptcy of the issuer or investee.


(2)	For these variable interests, the Company’s involvement is limited to that of a passive investor in mortgage-backed or asset-backed securities issued by trusts that do not have substantial equity.


(3)	Other investments is comprised of other invested assets and non-redeemable preferred stock.

Mortgage Loans on Real Estate [Line Items]

Disclosure of the mortgage loans portfolio segment by the recorded investment, prior to valuation allowances, by credit quality indicator categories

The credit quality of commercial mortgage loans was as follows at:



	Recorded Investment																			Estimated Fair Value				% of Total
	Debt Service Coverage Ratios												Total				% of Total
	> 1.20x				1.00x - 1.20x				< 1.00x				Total				% of Total
	(Dollars in millions)
December 31, 2016
Loan-to-value ratios
Less than 65%	$	5,459			$	214			$	166			$	5,839			94.0	%		$	5,922			94.2	%
65% to 75%	281				—				19				300				4.8			294				4.7
76% to 80%	34				—				—				34				0.6			33				0.5
Greater than 80%	24				14				—				38				0.6			37				0.6
Total	$	5,798			$	228			$	185			$	6,211			100.0	%		$	6,286			100.0	%
December 31, 2015
Loan-to-value ratios
Less than 65%	$	4,659			$	151			$	100			$	4,910			92.1	%		$	5,124			92.6	%
65% to 75%	330				—				8				338				6.3			330				6.0
76% to 80%	—				—				—				—				—			—				—
Greater than 80%	44				25				14				83				1.6			80				1.4
Total	$	5,033			$	176			$	122			$	5,331			100.0	%		$	5,534			100.0	%

Mortgage Loans on Real Estate [Line Items]

Disclosure of the mortgage loans portfolio segment by the recorded investment, prior to valuation allowances, by credit quality indicator categories

The credit quality of agricultural mortgage loans was as follows at:



	December 31,
	2016							2015
	Recorded Investment				% of Total			Recorded Investment				% of Total
	(Dollars in millions)
Loan-to-value ratios
Less than 65%	$	1,669			97.7	%		$	1,366			93.6	%
65% to 75%	39				2.3			94				6.4
Total	$	1,708			100.0	%		$	1,460			100.0	%

Mortgage Loans on Real Estate [Line Items]

Disclosure of the mortgage loans portfolio segment by the recorded investment, prior to valuation allowances, by credit quality indicator categories

The credit quality of residential mortgage loans was as follows at:



	December 31,
	2016							2015
	Recorded Investment				% of Total			Recorded Investment				% of Total
	(Dollars in millions)
Performance indicators:
Performing	$	856			98.7	%		$	331			98.8	%
Nonperforming	11				1.3			4				1.2
Total	$	867			100.0	%		$	335			100.0	%