Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2020

Stockholders' Equity Note [Abstract]

The following table presents the changes in the balances of each component of AOCI, net of tax:


	Net Unrealized Gains (Losses) on Securities			Net Unrealized Gains (Losses) on Derivatives		Defined Benefit Plans		Foreign Currency Translation		Other		Total
	(in millions)
Balance, January 1, 2018	$	486	(1)	$	8	$	(97)	$	(167)	$	(1)	$	229
Cumulative effect of adoption of equity securities guidance	(1)			—		—		—		—		(1)
OCI before reclassifications	(458)			—		(36)		(31)		—		(525)
Amounts reclassified from AOCI	(7)			—		13		—		—		6
Total OCI	(465)			—		(23)		(31)		—		(519)
Balance, December 31, 2018	20		(1)	8		(120)		(198)		(1)		(291)

OCI before reclassifications	551			—		(28)		17		—		540
Amounts reclassified from AOCI	5			(2)		10		—		—		13
Total OCI	556			(2)		(18)		17		—		553
Balance, December 31, 2019	576		(1)	6		(138)		(181)		(1)		262

OCI before reclassifications	416			—		(66)		27		—		377
Amounts reclassified from AOCI	(9)			(1)		—		—		—		(10)
Total OCI	407			(1)		(66)		27		—		367
Balance, December 31, 2020	$	983	(1)	$	5	$	(204)	$	(154)	$	(1)	$	629

(1) Includes nil, $1 million and $1 million of noncredit related impairments on securities and net unrealized gains (losses) on previously impaired securities as of December 31, 2020, 2019 and 2018, respectively.