Investments (Details) (USD $)	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	$ 68,066,000,000		$ 68,066,000,000		$ 65,924,000,000
Gross unrealized gains	4,665,000,000		4,665,000,000		4,295,000,000
Gross unrealized losses	(865,000,000)		(865,000,000)		(1,160,000,000)
Gross unrealized OTTI	(209,000,000)		(209,000,000)		(248,000,000)
Fair Value	71,657,000,000		71,657,000,000		68,811,000,000
Available-for-sale Securities, Debt Maturities, Amortized Cost
Subtotal - Amortized Cost	67,945,000,000		67,945,000,000
Available-for-sale Securities, Debt Maturities, Fair Value
Subtotal - Fair Value	71,513,000,000		71,513,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	8,217,000,000		8,217,000,000		8,200,000,000
Greater Than Twelve Months	3,062,000,000		3,062,000,000		3,814,000,000
Continuous Unrealized Loss Position, Total	11,279,000,000		11,279,000,000		12,014,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	377,000,000		377,000,000		534,000,000
Greater Than Twelve Months	697,000,000		697,000,000		874,000,000
Gross Unrealized Losses and OTTI, Total	1,074,000,000		1,074,000,000		1,408,000,000
Available For Sale Securities In Unrealized Loss Position Qualitative Disclosure Number Of Positions	1,100,000,000		1,100,000,000		1,237,000,000
Schedule Of Available For Sale Securities Residential And Commercial Mortgage At Risk [Line Items]
Total OTTI for AFS securities backed by pools of residential and commercial mortgages			44,000,000	49,000,000
OTTI for AFS securities backed by pools of residential and commercial mortgages recognized in OCI			4,000,000	(13,000,000)
OTTI for AFS securities backed by pools of residential and commercial mortgages recognized in net income (loss)			40,000,000	62,000,000
Available For Sale Securities In Unrealized Loss Position With Loss Severity Greater Than 20 Percent [Line Items]
Fair Value	863,000,000		863,000,000		1,201,000,000
Gross Unrealized Losses	442,000,000		442,000,000		632,000,000
Gross Unrealized OTTI	156,000,000		156,000,000		190,000,000
Number of securities	237		237		291
Decrease in gross AFS securities unrealized losses			334,000,000
Changes in the amount of credit loss of OTTI recognized in net income (loss) [Roll Forward]
Balance as of beginning of year	352,000,000	293,000,000	319,000,000	268,000,000
Increases attributable to:
Credit losses on securities for which an OTTI was not previously recognized	3,000,000	11,000,000	29,000,000	13,000,000
Credit losses on securities for which an OTTI was previously recognized	19,000,000	0	40,000,000	27,000,000
Decreases attributable to:
Securities sold	(34,000,000)	(11,000,000)	(48,000,000)	(15,000,000)
Balance as of end of year	340,000,000	293,000,000	340,000,000	293,000,000
Other Than Temporary Impairments Credit Losses [Line Items]
Amortized Cost	785,000,000		785,000,000		719,000,000
Gross Unrealized Gains	2,000,000		2,000,000		5,000,000
Gross Unrealized Losses and OTTI	(190,000,000)		(190,000,000)		(207,000,000)
Fair Value	597,000,000		597,000,000		517,000,000
OTTI in Credit Losses	340,000,000	293,000,000	340,000,000	293,000,000
Largest mortgage loan concentration in geographic region	33.00%		33.00%		30.00%
Current	6,799,000,000		6,799,000,000		6,697,000,000
Sixty to ninety days past due	30,000,000		30,000,000		8,000,000
Greater than ninety days past due	45,000,000		45,000,000		40,000,000
Valuation allowance associated with impaired mortgage loans on real estate	(20,000,000)		(20,000,000)
Unamortized premium (discount)	17,000,000		17,000,000		20,000,000
Total carrying value	6,871,000,000		6,871,000,000		6,752,000,000
Information about impaired mortgage loans
Number of impaired mortgage loans on real estate	10		10		9
Principal balance of impaired mortgage loans on real estate	79,000,000		79,000,000		75,000,000
Valuation allowance associated with impaired mortgage loans on real estate	(20,000,000)		(20,000,000)
Carrying value of impaired mortgage loans on real estate	59,000,000		59,000,000		62,000,000
Average carrying value for impaired loans	53,000,000	59,000,000	54,000,000	49,000,000
Interest income recognized on impaired mortgage loans	0	1,000,000	1,000,000	1,000,000
Amount of interest income collected on impaired mortgage loans	1,000,000	1,000,000	2,000,000	1,000,000
Financing Receivable Allowance For Credit Losses Roll Forward
Balance as of beginning-of-year			13,000,000
Additions			12,000,000
Charge-offs			(5,000,000)
Balance as of end-of-period	20,000,000		20,000,000
Mortgage Loans Credit Quality [Line Items]
Principal amount of mortgage loans on real estate	6,874,000,000		6,874,000,000		6,745,000,000
Percentage of total mortgage loans on real estate	100.00%		100.00%		100.00%
Alternative investments [Abstract]
Number of partnerships in alternative investment portfolio	97		97		95
Realized gain (loss) related to certain investments
Fixed maturity AFS securities, Gross gains	31,000,000	35,000,000	67,000,000	84,000,000
Fixed maturity AFS securities, Gross losses	(51,000,000)	(29,000,000)	(114,000,000)	(113,000,000)
Equity AFS securities, Gross gains	1,000,000	5,000,000	9,000,000	6,000,000
Equity AFS securities, Gross losses	0	0	0	(4,000,000)
Gain (loss) on other investments	(8,000,000)	(8,000,000)	5,000,000	(29,000,000)
Associated amortization of DAC, VOBA, DSI and DFEL and changes in other contract holder funds	(7,000,000)	(8,000,000)	(18,000,000)	(4,000,000)
Total realized gain (loss) related to certain investments	(34,000,000)	(5,000,000)	(51,000,000)	(60,000,000)
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	(40,000,000)	(17,000,000)	(91,000,000)	(91,000,000)
Associated amortization of DAC, VOBA, DSI and DFEL	10,000,000	6,000,000	22,000,000	27,000,000
Net OTTI recognized in net income (loss), pre-tax	(30,000,000)	(11,000,000)	(69,000,000)	(64,000,000)
Portion of OTTI Recognized in OCI
Gross OTTI recognized in OCI	18,000,000	0	27,000,000	22,000,000
Change in DAC, VOBA, DSI and DFEL	(3,000,000)	0	(6,000,000)	2,000,000
Net portion of OTTI recognized in OCI, pre-tax	15,000,000	0	21,000,000	24,000,000
Carrying Value Of Payables For Collateral On Investments [Abstract]
Collateral payable held for derivative investments	1,023,000,000		1,023,000,000		800,000,000
Securities pledged under securities lending agreements	200,000,000		200,000,000		199,000,000
Securities pledged under reverse repurchase agreements	280,000,000		280,000,000		280,000,000
Securities pledged for Treasury Asset-Backed Securities Loan Facility ('TALF')	202,000,000		202,000,000		280,000,000
Securities pledged for Federal Home Loan Bank of Indianapolis Securities ('FHLBI')	100,000,000		100,000,000		100,000,000
Total payables for collateral on investments	1,805,000,000		1,805,000,000		1,659,000,000
Fair Value Of Related Investments Or Collateral [Abstract]
Collateral payable held for derivative investments	1,023,000,000		1,023,000,000		800,000,000
Securities pledged under securities lending agreements	192,000,000		192,000,000		192,000,000
Securities pledged under reverse repurchase agreements	292,000,000		292,000,000		294,000,000
Securities pledged for Treasury Asset-Backed Securities Loan Facility ('TALF')	231,000,000		231,000,000		318,000,000
Securities pledged for Federal Home Loan Bank of Indianapolis Securities ('FHLBI')	126,000,000		126,000,000		115,000,000
Total payables for collateral on investments	1,864,000,000		1,864,000,000		1,719,000,000
Percentage of the fair value of domestic securities obtained as collateral under securities lending agreements	102.00%		102.00%		102.00%
Percentage of the fair value of foreign securities obtained as collateral under securities lending agreements	105.00%		105.00%		105.00%
Percentage of the fair value of securities obtained as collateral under reverse repurchase agreements	95.00%		95.00%		95.00%
Percentage of the fair value of TALF securities obtained as collateral under securities pledged for TALF	90.00%		90.00%		90.00%
Percentage of the fair value of FHLBI securities obtained as collateral under securities pledged for FHLBI (low end of range)	85.00%		85.00%		85.00%
Percentage of the fair value of FHLBI securities obtained as collateral under securities pledged for FHLBI (high end of range)	95.00%		95.00%		95.00%
Increase (decrease) in payables for collateral on investments
Collateral payable held for derivative investments			223,000,000	804,000,000
Securities pledged under securities lending agreements			1,000,000	(313,000,000)
Securities pledged under reverse repurchase agreements			0	(9,000,000)
Securities pledged for TALF			(78,000,000)	(13,000,000)
Total increase (decrease) in payables for collateral on investments			146,000,000	469,000,000
Investment commitments	760,000,000		760,000,000
Investment commitments for limited partnerships	271,000,000		271,000,000
Investment commitments for private placements	261,000,000		261,000,000
Investment commitments for mortgage loans	228,000,000		228,000,000
Fixed maturity securities [Member]
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	(40,000,000)	(17,000,000)	(91,000,000)	(88,000,000)
Fixed maturity securities [Member] \| Corporate bonds [Member]
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	(2,000,000)	(5,000,000)	(6,000,000)	(46,000,000)
Fixed maturity securities [Member] \| CMOs [Member]
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	(23,000,000)	(12,000,000)	(43,000,000)	(36,000,000)
Fixed maturity securities [Member] \| ABS CDOs [Member]
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	0	0	(1,000,000)	(1,000,000)
Fixed maturity securities [Member] \| Hybrid and redeemable preferred securities [Member]
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	0	0	(2,000,000)	(5,000,000)
Fixed maturity securities [Member] \| CMBS [Member]
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	(15,000,000)	0	(39,000,000)	0
Fixed maturity securities [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	67,945,000,000		67,945,000,000		65,745,000,000
Gross unrealized gains	4,640,000,000		4,640,000,000		4,270,000,000
Gross unrealized losses	(863,000,000)		(863,000,000)		(1,153,000,000)
Gross unrealized OTTI	(209,000,000)		(209,000,000)		(248,000,000)
Fair Value	71,513,000,000		71,513,000,000		68,614,000,000
Available-for-sale Securities, Debt Maturities, Amortized Cost
Due in one year or less	2,242,000,000		2,242,000,000
Due after one year through five years	12,273,000,000		12,273,000,000
Due after five years through ten years	21,214,000,000		21,214,000,000
Due after ten years	21,984,000,000		21,984,000,000
Subtotal - Amortized Cost	57,713,000,000		57,713,000,000
Available-for-sale Securities, Debt Maturities, Fair Value
Due in one year or less	2,293,000,000		2,293,000,000
Due after one year through five years	13,239,000,000		13,239,000,000
Due after five years through ten years	22,713,000,000		22,713,000,000
Due after ten years	22,808,000,000		22,808,000,000
Subtotal - Fair Value	61,053,000,000		61,053,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	8,207,000,000		8,207,000,000		8,140,000,000
Greater Than Twelve Months	3,062,000,000		3,062,000,000		3,814,000,000
Continuous Unrealized Loss Position, Total	11,269,000,000		11,269,000,000		11,954,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	375,000,000		375,000,000		527,000,000
Greater Than Twelve Months	697,000,000		697,000,000		874,000,000
Gross Unrealized Losses and OTTI, Total	1,072,000,000		1,072,000,000		1,401,000,000
Fixed maturity securities [Member] \| Corporate bonds [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	51,639,000,000		51,639,000,000		48,863,000,000
Gross unrealized gains	3,802,000,000		3,802,000,000		3,571,000,000
Gross unrealized losses	(541,000,000)		(541,000,000)		(607,000,000)
Gross unrealized OTTI	(70,000,000)		(70,000,000)		(87,000,000)
Fair Value	54,830,000,000		54,830,000,000		51,740,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	6,430,000,000		6,430,000,000		5,271,000,000
Greater Than Twelve Months	1,625,000,000		1,625,000,000		2,007,000,000
Continuous Unrealized Loss Position, Total	8,055,000,000		8,055,000,000		7,278,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	241,000,000		241,000,000		297,000,000
Greater Than Twelve Months	370,000,000		370,000,000		397,000,000
Gross Unrealized Losses and OTTI, Total	611,000,000		611,000,000		694,000,000
Fixed maturity securities [Member] \| U.S. government bonds [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	224,000,000		224,000,000		150,000,000
Gross unrealized gains	18,000,000		18,000,000		17,000,000
Gross unrealized losses	(2,000,000)		(2,000,000)		(2,000,000)
Gross unrealized OTTI	0		0		0
Fair Value	240,000,000		240,000,000		165,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	51,000,000		51,000,000		28,000,000
Greater Than Twelve Months	2,000,000		2,000,000		2,000,000
Continuous Unrealized Loss Position, Total	53,000,000		53,000,000		30,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	2,000,000		2,000,000		2,000,000
Greater Than Twelve Months	0		0		0
Gross Unrealized Losses and OTTI, Total	2,000,000		2,000,000		2,000,000
Fixed maturity securities [Member] \| Foreign government bonds [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	551,000,000		551,000,000		473,000,000
Gross unrealized gains	43,000,000		43,000,000		38,000,000
Gross unrealized losses	0		0		(3,000,000)
Gross unrealized OTTI	0		0		0
Fair Value	594,000,000		594,000,000		508,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months					19,000,000
Greater Than Twelve Months					9,000,000
Continuous Unrealized Loss Position, Total					28,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months					0
Greater Than Twelve Months					3,000,000
Gross Unrealized Losses and OTTI, Total					3,000,000
Fixed maturity securities [Member] \| MBS [Member]
Available-for-sale Securities, Debt Maturities, Amortized Cost
Subtotal - Amortized Cost	10,095,000,000		10,095,000,000
Available-for-sale Securities, Debt Maturities, Fair Value
Subtotal - Fair Value	10,334,000,000		10,334,000,000
Fixed maturity securities [Member] \| CMOs [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	5,248,000,000		5,248,000,000		5,693,000,000
Gross unrealized gains	334,000,000		334,000,000		324,000,000
Gross unrealized losses	(66,000,000)		(66,000,000)		(114,000,000)
Gross unrealized OTTI	(137,000,000)		(137,000,000)		(146,000,000)
Fair Value	5,379,000,000		5,379,000,000		5,757,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	536,000,000		536,000,000		465,000,000
Greater Than Twelve Months	603,000,000		603,000,000		748,000,000
Continuous Unrealized Loss Position, Total	1,139,000,000		1,139,000,000		1,213,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	104,000,000		104,000,000		121,000,000
Greater Than Twelve Months	99,000,000		99,000,000		139,000,000
Gross Unrealized Losses and OTTI, Total	203,000,000		203,000,000		260,000,000
Fixed maturity securities [Member] \| MPTS [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	3,028,000,000		3,028,000,000		2,980,000,000
Gross unrealized gains	124,000,000		124,000,000		106,000,000
Gross unrealized losses	(3,000,000)		(3,000,000)		(5,000,000)
Gross unrealized OTTI	0		0		0
Fair Value	3,149,000,000		3,149,000,000		3,081,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	165,000,000		165,000,000		190,000,000
Greater Than Twelve Months	1,000,000		1,000,000		2,000,000
Continuous Unrealized Loss Position, Total	166,000,000		166,000,000		192,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	3,000,000		3,000,000		5,000,000
Greater Than Twelve Months	0		0		0
Gross Unrealized Losses and OTTI, Total	3,000,000		3,000,000		5,000,000
Fixed maturity securities [Member] \| CMBS [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	1,819,000,000		1,819,000,000		2,144,000,000
Gross unrealized gains	89,000,000		89,000,000		95,000,000
Gross unrealized losses	(100,000,000)		(100,000,000)		(180,000,000)
Gross unrealized OTTI	(2,000,000)		(2,000,000)		(6,000,000)
Fair Value	1,806,000,000		1,806,000,000		2,053,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	90,000,000		90,000,000		75,000,000
Greater Than Twelve Months	180,000,000		180,000,000		304,000,000
Continuous Unrealized Loss Position, Total	270,000,000		270,000,000		379,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	4,000,000		4,000,000		8,000,000
Greater Than Twelve Months	98,000,000		98,000,000		178,000,000
Gross Unrealized Losses and OTTI, Total	102,000,000		102,000,000		186,000,000
Fixed maturity securities [Member] \| ABS CDOs [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	137,000,000		137,000,000		174,000,000
Gross unrealized gains	5,000,000		5,000,000		22,000,000
Gross unrealized losses	(16,000,000)		(16,000,000)		(13,000,000)
Gross unrealized OTTI	0		0		(9,000,000)
Fair Value	126,000,000		126,000,000		174,000,000
Available-for-sale Securities, Debt Maturities, Amortized Cost
Subtotal - Amortized Cost	137,000,000		137,000,000
Available-for-sale Securities, Debt Maturities, Fair Value
Subtotal - Fair Value	126,000,000		126,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	47,000,000		47,000,000		0
Greater Than Twelve Months	96,000,000		96,000,000		147,000,000
Continuous Unrealized Loss Position, Total	143,000,000		143,000,000		147,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	1,000,000		1,000,000		0
Greater Than Twelve Months	15,000,000		15,000,000		22,000,000
Gross Unrealized Losses and OTTI, Total	16,000,000		16,000,000		22,000,000
Fixed maturity securities [Member] \| State and municipal bonds [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	3,370,000,000		3,370,000,000		3,222,000,000
Gross unrealized gains	137,000,000		137,000,000		27,000,000
Gross unrealized losses	(28,000,000)		(28,000,000)		(94,000,000)
Gross unrealized OTTI	0		0		0
Fair Value	3,479,000,000		3,479,000,000		3,155,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	755,000,000		755,000,000		1,889,000,000
Greater Than Twelve Months	66,000,000		66,000,000		27,000,000
Continuous Unrealized Loss Position, Total	821,000,000		821,000,000		1,916,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	18,000,000		18,000,000		84,000,000
Greater Than Twelve Months	10,000,000		10,000,000		10,000,000
Gross Unrealized Losses and OTTI, Total	28,000,000		28,000,000		94,000,000
Fixed maturity securities [Member] \| Hybrid and redeemable preferred securities [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	1,357,000,000		1,357,000,000		1,476,000,000
Gross unrealized gains	67,000,000		67,000,000		56,000,000
Gross unrealized losses	(107,000,000)		(107,000,000)		(135,000,000)
Gross unrealized OTTI	0		0		0
Fair Value	1,317,000,000		1,317,000,000		1,397,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	133,000,000		133,000,000		203,000,000
Greater Than Twelve Months	489,000,000		489,000,000		568,000,000
Continuous Unrealized Loss Position, Total	622,000,000		622,000,000		771,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	2,000,000		2,000,000		10,000,000
Greater Than Twelve Months	105,000,000		105,000,000		125,000,000
Gross Unrealized Losses and OTTI, Total	107,000,000		107,000,000		135,000,000
Fixed maturity securities [Member] \| Variable Interest Entities Fixed Maturity Securities [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	572,000,000		572,000,000		570,000,000
Gross unrealized gains	21,000,000		21,000,000		14,000,000
Gross unrealized losses	0		0		0
Gross unrealized OTTI	0		0		0
Fair Value	593,000,000		593,000,000		584,000,000
Equity securities [Member]
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	0	0	0	(3,000,000)
Equity securities [Member] \| Other Financial Services Securities [Member]
OTTI Recognized in Net Income (Loss)
Gross OTTI recognized in net income (loss)	0	0	0	(3,000,000)
Equity securities [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	121,000,000		121,000,000		179,000,000
Gross unrealized gains	25,000,000		25,000,000		25,000,000
Gross unrealized losses	(2,000,000)		(2,000,000)		(7,000,000)
Gross unrealized OTTI	0		0		0
Fair Value	144,000,000		144,000,000		197,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	10,000,000		10,000,000		60,000,000
Greater Than Twelve Months	0		0		0
Continuous Unrealized Loss Position, Total	10,000,000		10,000,000		60,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	2,000,000		2,000,000		7,000,000
Greater Than Twelve Months	0		0		0
Gross Unrealized Losses and OTTI, Total	2,000,000		2,000,000		7,000,000
Equity securities [Member] \| Banking Securities [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	2,000,000		2,000,000		61,000,000
Gross unrealized gains	0		0		0
Gross unrealized losses	0		0		(3,000,000)
Gross unrealized OTTI	0		0		0
Fair Value	2,000,000		2,000,000		58,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months					57,000,000
Greater Than Twelve Months					0
Continuous Unrealized Loss Position, Total					57,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months					3,000,000
Greater Than Twelve Months					0
Gross Unrealized Losses and OTTI, Total					3,000,000
Equity securities [Member] \| Insurance Securities [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	29,000,000		29,000,000		33,000,000
Gross unrealized gains	4,000,000		4,000,000		4,000,000
Gross unrealized losses	0		0		0
Gross unrealized OTTI	0		0		0
Fair Value	33,000,000		33,000,000		37,000,000
Equity securities [Member] \| Other Financial Services Securities [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	17,000,000		17,000,000		18,000,000
Gross unrealized gains	14,000,000		14,000,000		14,000,000
Gross unrealized losses	0		0		0
Gross unrealized OTTI	0		0		0
Fair Value	31,000,000		31,000,000		32,000,000
Equity securities [Member] \| Other securities [Member]
Amortized cost, gross unrealized gains, losses, OTTI and fair value of AFS securities
Amortized cost	73,000,000		73,000,000		67,000,000
Gross unrealized gains	7,000,000		7,000,000		7,000,000
Gross unrealized losses	(2,000,000)		(2,000,000)		(4,000,000)
Gross unrealized OTTI	0		0		0
Fair Value	78,000,000		78,000,000		70,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value
Less Than or Equal to Twelve Months	10,000,000		10,000,000		3,000,000
Greater Than Twelve Months	0		0		0
Continuous Unrealized Loss Position, Total	10,000,000		10,000,000		3,000,000
Available-for-sale Securities, Continuous Unrealized Loss Position, Gross Unrealized Losses and OTTI
Less Than or Equal to Twelve Months	2,000,000		2,000,000		4,000,000
Greater Than Twelve Months	0		0		0
Gross Unrealized Losses and OTTI, Total	2,000,000		2,000,000		4,000,000
Corporate bonds [Member]
Evaluation Of Credit Losses [Line Items]
Percentage of fair value rated as investment grade	96.00%		96.00%		95.00%
Amortized cost of portfolio rated below investment grade	2,400,000,000		2,400,000,000		2,600,000,000
Fair value of portfolio rated below investment grade	2,300,000,000		2,300,000,000		2,400,000,000
OTTI securities recognized in net income (loss), Recovery percentage of amortized cost	98.00%	80.00%	98.00%	80.00%
Corporate bonds [Member]
Changes in the amount of credit loss of OTTI recognized in net income (loss) [Roll Forward]
Balance as of beginning of year					60,000,000
Decreases attributable to:
Balance as of end of year	47,000,000		47,000,000		60,000,000
Other Than Temporary Impairments Credit Losses [Line Items]
Amortized Cost	188,000,000		188,000,000		204,000,000
Gross Unrealized Gains	1,000,000		1,000,000		3,000,000
Gross Unrealized Losses and OTTI	(67,000,000)		(67,000,000)		(76,000,000)
Fair Value	122,000,000		122,000,000		131,000,000
OTTI in Credit Losses	47,000,000		47,000,000		60,000,000
MBS [Member]
Evaluation Of Credit Losses [Line Items]
Projected default rate on existing delinquencies on MBS (low end of range)	25.00%		25.00%
Projected default rate on existing delinquencies on MBS (high end of range)	100.00%		100.00%
Severity of second lien loans	100.00%		100.00%
Severity of first lien loans	30.00%		30.00%
CMOs [Member]
Changes in the amount of credit loss of OTTI recognized in net income (loss) [Roll Forward]
Balance as of beginning of year					258,000,000
Decreases attributable to:
Balance as of end of year	268,000,000		268,000,000		258,000,000
Other Than Temporary Impairments Credit Losses [Line Items]
Amortized Cost	594,000,000		594,000,000		509,000,000
Gross Unrealized Gains	1,000,000		1,000,000		2,000,000
Gross Unrealized Losses and OTTI	(121,000,000)		(121,000,000)		(126,000,000)
Fair Value	474,000,000		474,000,000		385,000,000
OTTI in Credit Losses	268,000,000		268,000,000		258,000,000
CMBS [Member]
Changes in the amount of credit loss of OTTI recognized in net income (loss) [Roll Forward]
Balance as of beginning of year					1,000,000
Decreases attributable to:
Balance as of end of year	25,000,000		25,000,000		1,000,000
Other Than Temporary Impairments Credit Losses [Line Items]
Amortized Cost	3,000,000		3,000,000		6,000,000
Gross Unrealized Gains	0		0		0
Gross Unrealized Losses and OTTI	(2,000,000)		(2,000,000)		(5,000,000)
Fair Value	1,000,000		1,000,000		1,000,000
OTTI in Credit Losses	25,000,000		25,000,000		1,000,000
ABS CDOs [Member]
Evaluation Of Credit Losses [Line Items]
Percentage of fair value rated as investment grade	88.00%		88.00%		91.00%
Amortized cost of portfolio rated below investment grade	25,000,000		25,000,000		24,000,000
Fair value of portfolio rated below investment grade	15,000,000		15,000,000		16,000,000
OTTI securities recognized in net income (loss), Recovery percentage of amortized cost	0.00%	0.00%	0.00%	0.00%
Total Available For Sale Securities Backed By Pools Of Residential Mortgages At Risk [Member]
Schedule Of Available For Sale Securities Residential And Commercial Mortgage At Risk [Line Items]
Amortized Cost	2,363,000,000		2,363,000,000		2,539,000,000
Fair Value	(1,904,000,000)		(1,904,000,000)		(2,006,000,000)
Unrealized Loss	459,000,000		459,000,000		533,000,000
Total Available For Sale Securities Backed By Pools Of Commercial Mortgages At Risk [Member]
Schedule Of Available For Sale Securities Residential And Commercial Mortgage At Risk [Line Items]
Amortized Cost	411,000,000		411,000,000		611,000,000
Fair Value	(297,000,000)		(297,000,000)		(410,000,000)
Unrealized Loss	114,000,000		114,000,000		201,000,000
Total Available For Sale Securities Backed By Pools Of Residential And Commercial Mortgages At Risk [Member]
Schedule Of Available For Sale Securities Residential And Commercial Mortgage At Risk [Line Items]
Amortized Cost	2,774,000,000		2,774,000,000		3,150,000,000
Fair Value	(2,201,000,000)		(2,201,000,000)		(2,416,000,000)
Unrealized Loss	573,000,000		573,000,000		734,000,000
Available For Sale Securities Backed By Pools Of Residential Mortgages Subject To Detailed Analysis [Member]
Schedule Of Available For Sale Securities Residential And Commercial Mortgage At Risk [Line Items]
Amortized Cost	2,127,000,000		2,127,000,000		2,303,000,000
Fair Value	(1,672,000,000)		(1,672,000,000)		(1,776,000,000)
Unrealized Loss	455,000,000		455,000,000		527,000,000
Available For Sale Securities Backed By Pools Of Commercial Mortgages Subject To Detailed Analysis [Member]
Schedule Of Available For Sale Securities Residential And Commercial Mortgage At Risk [Line Items]
Amortized Cost	116,000,000		116,000,000		185,000,000
Fair Value	(55,000,000)		(55,000,000)		(76,000,000)
Unrealized Loss	61,000,000		61,000,000		109,000,000
Available For Sale Securities Backed By Pools Of Residential And Commercial Mortgages Subject To Detailed Analysis [Member]
Schedule Of Available For Sale Securities Residential And Commercial Mortgage At Risk [Line Items]
Amortized Cost	2,243,000,000		2,243,000,000		2,488,000,000
Fair Value	(1,727,000,000)		(1,727,000,000)		(1,852,000,000)
Unrealized Loss	516,000,000		516,000,000		636,000,000
Available For Sale Securities Continuous Unrealized Loss Position Less Than 6 Months [Member]
Available For Sale Securities In Unrealized Loss Position With Loss Severity Greater Than 20 Percent [Line Items]
Fair Value	106,000,000		106,000,000		170,000,000
Gross Unrealized Losses	16,000,000		16,000,000		73,000,000
Gross Unrealized OTTI	29,000,000		29,000,000		5,000,000
Number of securities	38		38		41
Available For Sale Securities Continuous Unrealized Loss Position More Than 6 Months And Less Than 9 Months [Member]
Available For Sale Securities In Unrealized Loss Position With Loss Severity Greater Than 20 Percent [Line Items]
Fair Value	22,000,000		22,000,000		60,000,000
Gross Unrealized Losses	7,000,000		7,000,000		22,000,000
Gross Unrealized OTTI	2,000,000		2,000,000		0
Number of securities	11		11		13
Available For Sale Securities Continuous Unrealized Loss Position More Than 9 Months And Less Than 12 Months [Member]
Available For Sale Securities In Unrealized Loss Position With Loss Severity Greater Than 20 Percent [Line Items]
Fair Value	33,000,000		33,000,000		42,000,000
Gross Unrealized Losses	16,000,000		16,000,000		17,000,000
Gross Unrealized OTTI	0		0		1,000,000
Number of securities	6		6		13
Available For Sale Securities Continuous Unrealized Loss Position 12 Months Or Longer [Member]
Available For Sale Securities In Unrealized Loss Position With Loss Severity Greater Than 20 Percent [Line Items]
Fair Value	702,000,000		702,000,000		929,000,000
Gross Unrealized Losses	403,000,000		403,000,000		520,000,000
Gross Unrealized OTTI	125,000,000		125,000,000		184,000,000
Number of securities	182		182		224
Loan to value ratio less than sixty five [Member]
Mortgage Loans Credit Quality [Line Items]
Principal amount of mortgage loans on real estate	5,138,000,000		5,138,000,000		4,863,000,000
Percentage of total mortgage loans on real estate	74.70%		74.70%		72.10%
Debt-service coverage ratio	1.62		1.62		1.62
Loan to value ratio sixty five to seventy four [Member]
Mortgage Loans Credit Quality [Line Items]
Principal amount of mortgage loans on real estate	1,335,000,000		1,335,000,000		1,484,000,000
Percentage of total mortgage loans on real estate	19.40%		19.40%		22.00%
Debt-service coverage ratio	1.39		1.39		1.40
Loan to value ratio seventy five to one hundred [Member]
Mortgage Loans Credit Quality [Line Items]
Principal amount of mortgage loans on real estate	279,000,000		279,000,000		179,000,000
Percentage of total mortgage loans on real estate	4.10%		4.10%		2.70%
Debt-service coverage ratio	0.92		0.92		0.85
Loan to value ratio, greater than one hundred [Member]
Mortgage Loans Credit Quality [Line Items]
Principal amount of mortgage loans on real estate	122,000,000		122,000,000		219,000,000
Percentage of total mortgage loans on real estate	1.80%		1.80%		3.20%

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This item represents the fair value of available-for-sale securities where the fair value had declined and remained below amortized cost by greater than 20 percent.

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The amount of other-than-temporary impairment loss recognized in other comprehensive income for available-for-sale securities where the fair value had declined and remained below amortized cost by greater than 20 percent.

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The amount of gross other than temporary impairment loss on a debt security, categorized as Available-for-sale, related to factors other than credit losses when the entity does not intend to sell the security and it is not more likely than not that the entity will be required to sell the security before recovery of its amortized cost basis.

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This item represents the excess of [amortized] cost over fair value as of the reporting date of securities that have been in a loss position for twelve months or longer for those securities which are categorized neither as held-to-maturity nor trading securities.

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The amount of other than temporary impairment loss on a debt security, categorized as Available-for-sale, related to factors other than credit losses when the entity does not intend to sell the security and it is not more likely than not that the entity will be required to sell the security before recovery of its amortized cost basis. This amount is a portion of the deduction from the total impairment losses of investments (before taxes) presented on the income statement.

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Recovery as a percentage of amortized cost for securities with other than temporary impairment recorded in net income (loss).

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The amount of cash received as collateral from a counterparty.

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The fair value of cash received as collateral from a counterparty.

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Ratio that compares a property's net operating income to its debt-service payments.

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This item represents the gross realized gains on the sale of equity securities categorized neither as held-to-maturity nor trading securities.

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This item represents the gross realized losses on the sale of equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments of the subject investments in equity securities.

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Fair value of portfolio rated below investment grade.

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Charge to expense for financing receivables that are expected to be uncollectible.

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Reduction to the allowance for credit losses related to financing receivables deemed uncollectible.

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This item represents the gross realized gains on the sale of debt securities categorized neither as held-to-maturity nor trading securities.

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This item represents the gross realized losses on the sale of debt securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments of the subject investments in debt securities.

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Mortgage loans that are greater than 90 days past due.

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The amount of gross other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in net income during the period.

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This item represents the gross unrealized gains of fixed maturity available-for-sale securities that had credit losses recognized in earnings for which a portion of an other than temporary impairment was recognized in other comprehensive income (a component of shareholders' equity).

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This item represents the gross unrealized gains for available for sale securities. Such gross unrealized gains are the excess of the fair value of the Available-for-sale Securities over their carrying value as of the reporting date.

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This item represents the gross unrealized losses for available for sale securities. Such gross unrealized losses are the excess of the carrying value of the Available-for-sale Securities over their fair value as of the reporting date.

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The interest income recognized during the time within that period that the financing receivables were impaired.

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The interest income recognized on a cash-basis method of accounting during the time within that period that the financing receivables were impaired.

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- Definition

The net change during the reporting period in the amount of cash that is received related to collateral payable held for derivative instruments.

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- Definition

The net change during the reporting period in the amount of cash that is received related to securities pledged under reverse repurchase agreements.

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- Definition

The net change during the reporting period in the amount of cash that is received related to securities pledged under securities lending agreements.

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The net change during the reporting period in the amount of cash that is received related to securities pledged for Term Asset-Backed Securities Loan Facility.

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This item represents total investment commitments as of the balance sheet date, including limited partnerships, standby commitments, private placements, and mortgage loans on real estate.

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This item represents investment commitments as of the balance sheet date for limited partnerships.

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This item represents investment commitments as of the balance sheet date for private placements.

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This item represents investment commitments as of the balance sheet date for mortgage loans.

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Largest concentration percentage of mortgage loans on commercial real estate throughout the U.S.

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- Definition

This item represents the cost of available-for-sale securities that are backed by pools of residential and/or commercial mortgages and that are in a gross unrealized loss position.

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- Definition

This item represents the fair value of available-for-sale securities that are backed by pools of residential and/or commercial mortgages and that are in a gross unrealized loss position.

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This item represents the gross unrealized loss of available-for-sale securities that are backed by pools of residential and/or commercial mortgages and that are in a gross unrealized loss position.

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- Definition

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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Mortgage loans that are current.

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- Definition

The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period, pre-tax, after the associated amortization expense of DAC, VOBA, DSI and DFEL.

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- Definition

Total number of impaired mortgage loans as of the balance sheet date.

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- Definition

Number of partnerships represented in alternative investment portfolio.

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Data Type:	xbrli:integerItemType
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- Definition

This item represents the net realized gain (loss) included in earnings for the period on other investments.

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Tabular rollforward for each reporting period presented of the amount related to credit losses recognized in earnings when a portion of an other-than-temporary impairment was recognized in other comprehensive income.

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This item represents an increase to the cumulative amount of credit losses recognized in earnings for an other than temporary impairment of a debt security held for which a previous other than temporary impairment due to credit loss was recognized and the entity does not intend to sell the debt security and it is not more likely than not that the entity will be required to sell the debt security before recovery of its amortized cost basis.

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- Definition

This item represents an increase to the cumulative amount of credit losses recognized in earnings for an other than temporary impairment of a debt security held for which no such other than temporary impairment was previously recognized.

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- Definition

The cumulative amount of credit losses recognized in earnings related to debt securities held for which a portion of an other than temporary impairment was recognized in other comprehensive income (a component of shareholders' equity).

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- Definition

This item represents reductions in the cumulative amount of other than temporary impairment due to credit loss that has been recognized in earnings due to the sale of the impaired securities during the period.

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- Definition

Total other-than-temporary impairment for available-for-sale securities backed by pools of residential and commercial mortgages recognized during the reporting period.

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Other-than-temporary impairment for available-for-sale securities backed by pools of residential and commercial mortgages relating to credit losses and recognized in net income (loss) during the reporting period.

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Other-than-temporary impairment for available-for-sale securities backed by pools of residential and commercial mortgages relating to factors other than credit losses and recognized in other comprehensive income during the reporting period.

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- Definition

Reflects the percentage derived from dividing mortgage loans with a specified loan-to-value ratio by total principal amount of mortgage loans.

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- Definition

Gross other than temporary impairment loss on a debt security, categorized as Available-for-sale, related to factors other than credit losses when the entity does not intend to sell the security and it is not more likely than not that the entity will be required to sell the security before recovery of its amortized cost. This amount is a portion of the deduction from the total impairment losses of Investments (before taxes) presented on the income statement after the change in DAC, VOBA, DSI and DFEL.

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This item represents the default rate (as a percentage) of the underlying assets in the security that was considered as one of the potential factors in reaching a conclusion that the available-for-sale investments are other than temporarily impaired and the amount of such impairment determined to be related to credit loss recognized in earnings (high end of range).

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Namespace Prefix:	lnc
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Period Type:	instant

- Definition

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- Definition

The amount of cash received as security in return for loaning securities to Federal Home Loan Bank of Indianapolis.

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The fair value of investments loaned to Federal Home Loan Bank of Indianapolis as of the balance sheet date.

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- Definition

The amount of cash received as security in return for loaning securities under the Term Asset-Backed Securities Loan Facility.

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- Definition

The fair value of investments loaned under the Term Asset-Backed Securities Loan Facility as of the balance sheet date.

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- Definition

The amount of cash received as security in return for loaning securities to another party under reverse repurchase agreements.

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- Definition

The fair value of investments loaned to another party under reverse repurchase agreements as of the balance sheet date.

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- Definition

The amount of cash received as security in return for loaning securities to another party under securities lending agreements.

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- Definition

The fair value of investments loaned to another party under securities lending agreements as of the balance sheet date.

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- Definition

This item represents the loss severity as a percentage of first lien loans that was considered as one of the potential factors in reaching a conclusion that the available-for-sale investments are other than temporarily impaired and the amount of such impairment determined to be related to credit loss recognized in earnings.

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- Definition

This item represents the loss severity as a percentage of defaulted second lien loans that was considered as one of the potential factors in reaching a conclusion that the available-for-sale investments are other than temporarily impaired and the amount of such impairment determined to be related to credit loss recognized in earnings.

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- Definition

Mortgage loans that are less than 90 days past due but more than 60 days past due.

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- Definition

The total fair value of investments related to payables for collateral on investments as of the balance sheet date.

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This item represents the net realized gain (loss) included in earnings for the period related to certain investments.

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- Definition

The amount of premium (net of discount) that was originally recognized at the issuance of the mortgage loan that has yet to be amortized.

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- Definition

The reserve to cover probable credit losses related to specifically identified fixed maturity real estate loans as well as probable credit losses inherent in the remainder of that loan portfolio.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 60
-Paragraph 47

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- Definition

This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments made for accretion, amortization, other-than-temporary impairments, and hedging, if any.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Staff Position (FSP)
-Number FAS115-1/124-1
-Paragraph 7
-Footnote 2

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 115
-Paragraph 19

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- Definition

This item represents the fair value of securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Emerging Issues Task Force (EITF)
-Number 03-1
-Paragraph 21
-Subparagraph a(2)

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Staff Position (FSP)
-Number FAS115-1/124-1
-Paragraph 17
-Subparagraph a(1)

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- Definition

This item represents the fair value of securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for less than twelve months.

+ References

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This item represents the fair value of securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for twelve months or longer.

+ References

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This item represents debt securities, at cost, net of adjustments made for accretion, amortization, other-than-temporary impairments, and hedging, if any, which are expected to mature after five years and through ten years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

+ References

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This item represents the fair value of debt securities which are expected to mature after five years and through ten years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 115
-Paragraph 20
-Subparagraph c

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This item represents debt securities, at cost, net of adjustments made for accretion, amortization, other-than-temporary impairments, and hedging, if any, which are expected to mature after one year and through five years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

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This item represents the fair value of debt securities which are expected to mature after one year and through five years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

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This item represents debt securities, at cost, net of adjustments made for accretion, amortization, other-than-temporary impairments, and hedging, if any, which are expected to mature after ten years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

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This item represents the fair value of debt securities which are expected to mature after ten years from the balance sheet date which are categorized neither as held-to-maturity nor trading securities.

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This item represents debt securities, at cost, net of adjustments made for accretion, amortization, other-than-temporary impairments, and hedging, if any, which are expected to mature within one year of the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

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This item represents the fair value of debt securities which are expected to mature within one year of the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale.

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- Definition

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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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

The amount of cash received as security in return for loaning securities to another party.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

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- Definition

This item represents disclosure of all significant concentrations of credit risk or market risk arising from the subject financial instrument (as defined), whether from an individual counterparty or groups of counterparties.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 107
-Paragraph 15A

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The net change during the reporting period in the amount of cash that is received as security when loaning securities.

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Reflects the adjusted carrying amount of loans for which it is probable, based on current facts and circumstances, that a creditor will not initially be able to collect all amounts due according to the contractual terms of the loan agreement, or will not recover the previously reported carrying amount of the loan.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
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-Paragraph 20
-Subparagraph a

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher OTS
-Name Federal Regulation (FR)
-Number Title 12
-Chapter V
-Section 563c.102
-Paragraph 8
-Subparagraph j(ii)
-Subsection I

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Reflects the average recorded investment in impaired loans during each period.

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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 114
-Paragraph 20
-Subparagraph c

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Reflects the carrying amount of loans which have been written down and for which there is a related reserve for credit loss.

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- Definition

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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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 1
-Subparagraph c
-Article 7

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- Definition

Amount of the contractual principal due at the origination of the mortgage loan (face amount).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
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-Article 5

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-Publisher SEC
-Name Regulation S-X (SX)
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-Article 12

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