Other Comprehensive Income and Accumulated Other Comprehensive Income (Tables)

6 Months Ended

Jun. 30, 2020

Other Comprehensive Income And Accumulated Other Comprehensive Income Disclosure [Abstract]

Changes in accumulated other comprehensive income (loss) (AOCI) [Table Text Block]

The following tables present the changes in the Company’s accumulated other comprehensive income (loss) (AOCI) for the three months and six months ended June 30, 2020.

	Changes in Net Unrealized Gains on Investment Securities
(in millions)	Having No Credit Losses Recognized in the Consolidated Statement of Income (Loss)		Having Credit  Losses Recognized  in the Consolidated Statement of  Income (Loss)		Net Benefit Plan Assets and Obligations Recognized in Shareholders’  Equity		Net Unrealized Foreign Currency Translation		Total Accumulated Other Comprehensive Income (Loss)
Balance, March 31, 2020	$	1,600	$	185	$	(828)	$	(1,006)	$	(49)
Other comprehensive income (loss) (OCI) before reclassifications, net of tax	1,867		2		—		53		1,922
Amounts reclassified from AOCI, net of tax	(8)		—		17		—		9
Net OCI, current period	1,859		2		17		53		1,931
Balance, June 30, 2020	$	3,459	$	187	$	(811)	$	(953)	$	1,882

	Changes in Net Unrealized Gains on Investment Securities
(in millions)	Having No Credit Losses Recognized in the Consolidated Statement of Income (Loss)		Having Credit  Losses Recognized  in the Consolidated Statement of  Income (Loss)		Net Benefit Plan Assets and Obligations Recognized in Shareholders’ Equity		Net Unrealized Foreign Currency Translation		Total Accumulated Other Comprehensive Income
Balance, December 31, 2019	$	2,057	$	189	$	(846)	$	(760)	$	640
Other comprehensive income (loss) (OCI) before reclassifications, net of tax	1,408		(2)		1		(193)		1,214
Amounts reclassified from AOCI, net of tax	(6)		—		34		—		28
Net OCI, current period	1,402		(2)		35		(193)		1,242
Balance, June 30, 2020	$	3,459	$	187	$	(811)	$	(953)	$	1,882

Pre-tax components of other comprehensive income (loss) and the related income tax expense (benefit) for each component [Table Text Block]

The following table presents the pre-tax components of the Company’s other comprehensive income and the related income tax expense.

	Three Months Ended June 30,				Six Months Ended June 30,
(in millions)	2020		2019		2020		2019
Changes in net unrealized gains on investment securities:
Having no credit losses recognized in the consolidated statement of income (loss)	$	2,359	$	1,108	$	1,784	$	2,524
Income tax expense	500		234		382		534
Net of taxes	1,859		874		1,402		1,990
Having credit losses recognized in the consolidated statement of income (loss)	3		(4)		(3)		1
Income tax expense (benefit)	1		(1)		(1)		—
Net of taxes	2		(3)		(2)		1
Net changes in benefit plan assets and obligations	21		14		44		26
Income tax expense	4		3		9		5
Net of taxes	17		11		35		21
Net changes in unrealized foreign currency translation	52		5		(216)		55
Income tax expense (benefit)	(1)		(1)		(23)		2
Net of taxes	53		6		(193)		53
Total other comprehensive income	2,435		1,123		1,609		2,606
Total income tax expense	504		235		367		541
Total other comprehensive income, net of taxes	$	1,931	$	888	$	1,242	$	2,065

Pre-tax and related income tax (expense) benefit components of the amounts reclassified from accumulated other comprehensive income to the consolidated statement of income (loss) [Table Text Block]

The following table presents the pre-tax and related income tax (expense) benefit components of the amounts reclassified from the Company’s AOCI to the Company’s consolidated statement of income (loss).

	Three Months Ended June 30,				Six Months Ended June 30,
(in millions)	2020		2019		2020		2019
Reclassification adjustments related to unrealized gains on investment securities:
Having no credit losses recognized in the consolidated statement of income (loss) (1)	$	(10)	$	(13)	$	(8)	$	(29)
Income tax expense (2)	(2)		(3)		(2)		(6)
Net of taxes	(8)		(10)		(6)		(23)
Having credit losses recognized in the consolidated statement of income (loss) (1)	—		—		—		—
Income tax benefit (2)	—		—		—		—
Net of taxes	—		—		—		—
Reclassification adjustment related to benefit plan assets and obligations:
Claims and claim adjustment expenses (3)	9		6		18		11
General and administrative expenses (3)	13		7		25		15
Total	22		13		43		26
Income tax benefit (2)	5		2		9		5
Net of taxes	17		11		34		21
Reclassification adjustment related to foreign currency translation (1)	—		—		—		—
Income tax benefit (2)	—		—		—		—
Net of taxes	—		—		—		—
Total reclassifications	12		—		35		(3)
Total income tax (expense) benefit	3		(1)		7		(1)
Total reclassifications, net of taxes	$	9	$	1	$	28	$	(2)

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(1)   (Increases) decreases net realized investment gains (losses) on the consolidated statement of income (loss).

(2)   (Increases) decreases income tax expense on the consolidated statement of income (loss).

(3)    Increases (decreases) expenses on the consolidated statement of income (loss).