Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenues
Premiums	$ 9,342	$ 6,484	$ 27,190	$ 19,856
Universal life and investment-type product policy fees	1,998	1,452	5,856	4,339
Net investment income	4,257	4,364	14,669	12,745
Other revenues	720	624	1,878	1,681
Net investment gains (losses):
Other-than-temporary impairments on fixed maturity securities	(95)	(143)	(525)	(538)
Other-than-temporary impairments on fixed maturity securities transferred to other comprehensive income (loss)	(189)	24	(5)	181
Other net investment gains (losses)	229	(223)	221	33
Total net investment gains (losses)	(55)	(342)	(309)	(324)
Net derivative gains (losses)	4,196	(244)	4,233	1,278
Total revenues	20,458	12,338	53,517	39,575
Expenses
Policyholder benefits and claims	9,017	7,309	26,367	21,703
Interest credited to policyholder account balances	738	1,264	4,104	3,454
Policyholder dividends	384	391	1,130	1,156
Other expenses	5,013	2,989	13,410	9,330
Total expenses	15,152	11,953	45,011	35,643
Income (loss) from continuing operations before provision for income tax	5,306	385	8,506	3,932
Provision for income tax expense (benefit)	1,734	68	2,681	1,251
Income (loss) from continuing operations, net of income tax	3,572	317	5,825	2,681
Income (loss) from discontinued operations, net of income tax	4	3	(6)	20
Net income (loss)	3,576	320	5,819	2,701
Less: Net income (loss) attributable to noncontrolling interests	(6)	4	(6)	(7)
Net income (loss) attributable to MetLife, Inc.	3,582	316	5,825	2,708
Less: Preferred stock dividends	30	30	91	91
Preferred stock redemption premium	0	0	146	0
Net income (loss) available to MetLife, Inc.'s common shareholders	$ 3,552	$ 286	$ 5,588	$ 2,617
Income (loss) from continuing operations, net of income tax, available to MetLife, Inc.'s common shareholders per common share:
Basic	$ 3.35	$ 0.33	$ 5.29	$ 3.09
Diluted	$ 3.33	$ 0.32	$ 5.24	$ 3.07
Net income (loss) available to MetLife, Inc.'s common shareholders per common share:
Basic	$ 3.35	$ 0.33	$ 5.28	$ 3.11
Diluted	$ 3.33	$ 0.32	$ 5.23	$ 3.09