Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of components of income tax provision (benefit) [Table Text Block]

The components of income tax provision attributable to continuing operations were as follows:

	Years Ended December 31,
	2018		2017			2016
	(in millions)
Current income tax
Federal	$	275	$	468		$	245
State and local	45		58			44
Foreign	41		52			23
Total current income tax	361		578			312
Deferred income tax
Federal	20		169			(36		)
State and local	2		(5		)	3
Foreign	3		(8		)	(1		)
Total deferred income tax	25		156			(34		)
Total income tax provision	$	386	$	734		$	278

Schedule of geographic sources of pretax income [Table Text Block]

The geographic sources of pretax income from continuing operations were as follows:

	Years Ended December 31,
	2018		2017		2016
	(in millions)
United States	$	2,263	$	1,988	$	1,411
Foreign	221		226		180
Total	$	2,484	$	2,214	$	1,591

Reconciliation of the income tax provision [Table Text Block]

The principal reasons that the aggregate income tax provision attributable to continuing operations is different from that computed by using the U.S. statutory rates of 21% for 2018 and 35% for 2017 and 2016 were as follows:

	Years Ended December 31,
	2018		2017		2016
Tax at U.S. statutory rate	21.0	%	35.0	%	35.0	%
Changes in taxes resulting from:
Low income housing tax credits	(3.2	)	(3.4	)	(4.2	)
Dividends received deduction	(1.6	)	(5.8	)	(7.6	)
State taxes, net of federal benefit	1.5		—		1.9
Foreign tax credits, net of addback	(1.1	)	—		(1.6	)
Impact of the Tax Act	—		13.0		—
Incentive compensation	—		(3.0	)	—
Foreign taxes	—		(2.0	)	(2.5	)
Taxes applicable to prior years	—		—		(3.1	)
Other, net	(1.1	)	(0.7	)	(0.5	)
Income tax provision	15.5	%	33.1	%	17.4	%

Schedule of significant components of deferred income tax assets and liabilities [Table Text Block]

The significant components of the Company’s deferred income tax assets and liabilities, which are included net within other assets or other liabilities on the Consolidated Balance Sheets, were as follows:

	December 31,
	2018		2017
	(in millions)
Deferred income tax assets
Liabilities for policyholder account balances, future policy benefits and claims	$	725	$	620
Deferred compensation	329		345
Investment related	145		245
Postretirement benefits	44		34
Other	57		66
Gross deferred income tax assets	1,300		1,310
Less: valuation allowance	20		17
Total deferred income tax assets	1,280		1,293
Deferred income tax liabilities
Deferred acquisition costs	437		446
Intangible assets	104		93
Depreciation expense	101		93
Goodwill	60		52
Deferred sales inducement costs	53		62
Net unrealized gains on Available-for-Sale securities	30		162
Other	6		7
Gross deferred income tax liabilities	791		915
Net deferred income tax assets	$	489	$	378

Reconciliation of gross unrecognized tax benefits (expense) [Table Text Block]

A reconciliation of the beginning and ending amount of gross unrecognized tax benefits was as follows:

	2018			2017			2016
	(in millions)
Balance at January 1	$	76		$	115		$	161
Additions based on tax positions related to the current year	22			16			15
Additions for tax positions of prior years	9			3			33
Reductions for tax positions of prior years	(3		)	(57		)	(87		)
Audit settlements	(12		)	(1		)	(7		)
Balance at December 31	$	92		$	76		$	115