Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities
Net income	$ 1,907,000	$ 2,259,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	470,000	420,000
Depreciation and amortization of premises and equipment	235,000	227,000
Amortization of capitalized servicing rights	104,000	94,000
Amortization of core deposit and other intangible assets	40,000	47,000
Provision for deferred income taxes	(13,000)	(40,000)
Asset write-downs	7,000	3,000
Net gain on sales of assets	(3,000)	(244,000)
Net change in accrued interest receivable, payable	(149,000)	232,000
Net change in other accrued income and expense	166,000	208,000
Net change in loans originated for sale	(544,000)	(257,000)
Net change in trading account and other non-hedging derivative assets and liabilities	(286,000)	156,000
Net cash provided by operating activities	1,934,000	3,105,000
Cash flows from investing activities
Available for sale	58,000	0
Equity and other securities	436,000	809,000
Available for sale	5,255,000	513,000
Held to maturity	844,000	924,000
Available for sale	(11,156,000)	(344,000)
Held to maturity	0	(2,948,000)
Equity and other securities	(398,000)	(1,049,000)
Net increase in loans and leases	(1,740,000)	(850,000)
Net (increase) decrease in interest-bearing deposits at banks	3,652,000	(5,156,000)
Capital expenditures, net	(131,000)	(168,000)
Net decrease in loan servicing advances	186,000	305,000
Other, net	151,000	(593,000)
Net cash used by investing activities	(2,843,000)	(8,557,000)
Cash flows from financing activities
Net increase in deposits	1,277,000	608,000
Net increase (decrease) in short-term borrowings	(2,711,000)	3,176,000
Proceeds from long-term borrowings	4,003,000	4,032,000
Payments on long-term borrowings	(678,000)	(781,000)
Proceeds from issuance of Series J preferred stock	733,000	0
Redemption of Series E preferred stock	(350,000)	0
Purchases of treasury stock	(198,000)	(594,000)
Dividends paid — common	(671,000)	(652,000)
Dividends paid — preferred	(107,000)	(83,000)
Other, net	96,000	(5,000)
Net cash provided by financing activities	1,394,000	5,701,000
Net increase in cash, cash equivalents and restricted cash	485,000	249,000
Cash, cash equivalents and restricted cash at beginning of period	1,731,000	1,520,000
Cash, cash equivalents and restricted cash at end of period	2,216,000	1,769,000
Supplemental disclosure of cash flow information
Interest received during the period	8,323,000	7,429,000
Interest paid during the period	3,294,000	1,779,000
Income taxes paid during the period	240,000	431,000
Supplemental schedule of noncash investing and financing activities
Real estate acquired in settlement of loans	30,000	17,000
Additions to right-of-use assets under operating leases	$ 62,000	$ 88,000