CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 872,471	$ 922,208
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	104,000	88,000
Depreciation and amortization	139,736	174,856
Amortization of premiums (accretion of discount), net	10,732	(15,740)
Stock compensation costs	34,371	29,934
Deferred income tax (benefit) expense	(12,780)	1,083
Net (gains) losses on sales of loans	(36)	41
Net (gains) losses on AFS debt securities	(1,979)	10,000
Impairment on other real estate owned (“OREO”) and other foreclosed assets	2,576	0
Net gains on sales of OREO and other foreclosed assets	(326)	(3,071)
Loans held-for-sale:
Originations and purchases	(2,491)	0
Proceeds from sales and paydowns/payoffs of loans originally classified as held-for-sale	2,629	0
Distributions received from equity method investees	4,617	3,727
Net change in accrued interest receivable and other assets	58,797	(361,324)
Net change in accrued expenses and other liabilities	(295,554)	11,641
Other operating activities, net	(5,229)	1,867
Total adjustments	39,063	(58,986)
Net cash provided by operating activities	911,534	863,222
Net (increase) decrease in:
Affordable housing partnership, tax credit and CRA investments	(224,828)	(154,309)
Interest-bearing deposits with banks	(105,275)	121,730
Assets purchased under resale agreements:
Proceeds from paydowns and maturities	360,000	219,917
Purchases	0	(212,725)
AFS debt securities:
Proceeds from sales	1,361,386	0
Proceeds from repayments, maturities and redemptions	1,073,539	877,377
Purchases	(6,158,520)	(1,011,326)
HTM debt securities:
Proceeds from repayments, maturities and redemptions	39,401	49,649
Loans held-for-investment:
Proceeds from sales of loans originally classified as held-for-investment	702,564	528,056
Purchases	(741,188)	(433,228)
Other changes in loans held-for-investment, net	(1,038,818)	(2,794,119)
Redemption of trust preferred securities	3,558	0
Proceeds from sales of OREO and other foreclosed assets	24,550	3,341
Distributions received from equity method investees	20,054	16,614
Purchases of FHLB stock, net	(84,050)	0
Other investing activities, net	(11,925)	(108,599)
Net cash used in investing activities	(4,779,552)	(2,897,622)
CASH FLOWS FROM FINANCING ACTIVITIES
Net change in deposits	5,591,371	(840,367)
Net change in short-term borrowings	(4,500,000)	4,500,017
FHLB advances:
Proceeds	4,000,000	6,000,000
Repayment	(500,000)	(6,000,000)
Repurchase agreements:
Repayment	0	(300,000)
Extinguishment cost	0	(3,872)
Long-term debt and lease liabilities:
Repayment of junior subordinated debt and lease liabilities	(117,226)	(637)
Common stock:
Proceeds from issuance pursuant to various stock compensation plans and agreements	1,580	1,563
Stock tendered for payment of withholding taxes	(14,011)	(23,214)
Repurchase of common stocks pursuant to the stock repurchase program	(123,221)	0
Cash dividends paid	(232,132)	(206,848)
Net cash provided by financing activities	4,106,361	3,126,642
Effect of exchange rate changes on cash and cash equivalents	6,746	(12,848)
NET INCREASE IN CASH AND CASH EQUIVALENTS	245,089	1,079,394
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	4,614,984	3,481,784
CASH AND CASH EQUIVALENTS, END OF PERIOD	4,860,073	4,561,178
Cash paid during the period for:
Interest	1,584,127	852,315
Income taxes, net	241,491	284,347
Noncash investing and financing activities:
Loans transferred from held-for-investment to held-for-sale	646,797	507,215
Loans transferred to OREO or other foreclosed assets	$ 67,379	$ 0