Income Taxes (Tables)

6 Months Ended

Jun. 30, 2022

Income Tax Disclosure [Abstract]

Differences Between Statutory Income Tax Rate And Effective Income Tax Rate

The differences between the 21% statutory federal income tax rate and our effective income tax rate were as follows:

(Dollars in millions)	Three months ended June 30,								Six months ended June 30,
	2022				2021				2022				2021
Tax at statutory rate:	$	(218)	21.0	%	$	183	21.0	%	$	(294)	21.0	%	$	344	21.0	%
Increase (decrease) resulting from:
Tax-exempt income from municipal bonds	(5)		0.5		(5)		(0.6)		(10)		0.7		(10)		(0.6)
Dividend received exclusion	(5)		0.5		(4)		(0.5)		(10)		0.7		(9)		(0.5)
Other	(5)		0.4		(5)		(0.5)		(6)		0.4		(8)		(0.6)
Provision (benefit) for income taxes	$	(233)	22.4	%	$	169	19.4	%	$	(320)	22.8	%	$	317	19.3	%