Income Taxes (Tables)

12 Months Ended

Dec. 31, 2019

Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Line Items]

Schedule Of Income Taxes (Benefit)

(In millions)	2019		2018		2017
Federal:
Current	$	195	$	210	$	166
Deferred	(1)		(1)		146
Total Federal	194		209		312
State:
Current	44		49		24
Deferred	(1)		1		8
Total State	43		50		32
Total	$	237	$	259	$	344

Schedule Of Statutory Federal Income Tax Rate Reconciles To Actual Income Tax Expense (Benefit)

(In millions)	2019		2018		2017
Income tax expense at statutory federal rate	$	221	$	240	$	327
State income taxes including credits, net	34		40		21
Other nondeductible expenses	13		15		3
Nontaxable income	(28)		(24)		(33)
Share-based compensation	(4)		(7)		(8)
Tax credits and other taxes	1		—		1
Tax Cuts and Jobs Act of 2017	—		(2)		47
Other	—		(3)		(14)
Total	$	237	$	259	$	344

Schedule Of Tax Effects Of Deferred Tax Assets And Deferred Tax Liabilities

(In millions)	December 31,
	2019		2018
Gross deferred tax assets:
Book loan loss deduction in excess of tax	$	137	$	137
Pension and postretirement	5		7
Deferred compensation	72		70
Security investments and derivative fair value adjustments	—		78
Net operating losses, capital losses and tax credits	—		2
Lease liabilities	61		—
Other	35		31
	310		325
Valuation allowance	—		—
Total deferred tax assets	310		325
Gross deferred tax liabilities:
Premises and equipment, due to differences in depreciation	(66)		(61)
Federal Home Loan Bank stock dividends	(2)		(2)
Leasing operations	(52)		(54)
Prepaid expenses	(6)		(6)
Prepaid pension reserves	(12)		(12)
Mortgage servicing	(7)		(8)
Security investments and derivative fair value adjustments	(17)		—
Deferred loan fees	(30)		(27)
ROU assets	(55)		—
Equity investments	(26)		(25)
Total deferred tax liabilities	(273)		(195)
Net deferred tax assets	$	37	$	130

Schedule Of Reconciliation Of Gross Unrecognized Tax Benefits

(In millions)	2019		2018		2017
Balance at beginning of year	$	8	$	6	$	4
Tax positions related to current year:
Additions	2		1		1
Reductions	—		—		—
Tax positions related to prior years:
Additions	4		1		1
Reductions	—		—		—
Settlements with taxing authorities	—		—		—
Lapses in statutes of limitations	—		—		—
Balance at end of year	$	14	$	8	$	6