CONSOLIDATED STATEMENTS OF CASH FLOWS — UNAUDITED - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Cash Flows from Operating Activities
Net income from continuing operations	$ 149,596	$ 154,554
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Provision for credit losses	75,621	52,257
Depreciation and amortization	29,179	24,458
Share-based compensation expense	13,063	10,722
Deferred taxes	(12,703)	(697)
Net amortization (accretion) of investment securities premiums and discounts	(2,958)	(3,281)
Unrealized (gain) loss on investment securities	(307)	(324)
Impairment loss on debt securities	51,319	0
Impairment loss on equity securities	2,278	0
Net (gain) loss on sale of investment securities	1,611	749
Unrealized gain on equity method investments	0	(11,041)
Unrealized (gain) loss on derivatives	(1,884)	(1,089)
(Gain) loss on sale of leased assets under lessor operating leases	(1,857)	(1,693)
Fair value adjustment on loans held for sale	486	607
Fair value adjustment on loans held for investment	(2,278)	0
Net (gain) loss on sale of loans and leases	(2)	14,776
Origination and purchases of loans held for sale	(606,180)	(1,034,072)
Proceeds from the sales and repayments of loans held for sale	672,239	952,271
Amortization (accretion) of loan net deferred fees, discounts and premiums	(27,962)	(21,580)
Earnings on investment in bank-owned life insurance	(9,074)	(7,317)
(Increase) decrease in accrued interest receivable and other assets	6,528	(56,371)
Increase (decrease) in accrued interest payable and other liabilities	36,474	(61,274)
Net Cash Provided By (Used In) Operating Activities	373,189	11,655
Cash Flows from Investing Activities
Proceeds from maturities, calls and principal repayments of investment securities available for sale	246,168	457,970
Proceeds from maturities, calls and principal repayments of investment securities held to maturity	218,611	217,338
Proceeds from sales of investment securities available for sale	551,337	240,847
Purchases of investment securities available for sale	(802,476)	(665,800)
Purchases of investment securities held to maturity	(24,005)	(14,844)
Purchases of equity method investments	0	(5,000)
Origination of mortgage finance loans	(19,265,031)	(16,495,064)
Proceeds from repayments of mortgage finance loans	19,120,445	16,141,964
Net (increase) decrease in loans and leases, excluding mortgage finance loans	(1,264,353)	(538,621)
Proceeds from sales of loans and leases	1,081	34,426
Purchases of loans	(334,886)	(121,222)
Purchases of bank-owned life insurance	(1,462)	0
Proceeds from bank-owned life insurance	5,634	5,110
Net proceeds from sale of FHLB, Federal Reserve Bank, and other restricted stock		15,508
Net purchases from sale of FHLB, Federal Reserve Bank, and other restricted stock	(7,076)
Purchases of bank premises and equipment	(11,250)	(992)
Proceeds from sale of other real estate owned	118	79
Proceeds from sales of leased assets under lessor operating leases	11,091	14,576
Purchases of leased assets under lessor operating leases	(88,809)	(31,299)
Net Cash Provided By (Used In) Investing Activities	(1,644,863)	(745,024)
Cash Flows from Financing Activities
Net increase (decrease) in deposits	1,530,025	128,395
Net increase (decrease) in short-term borrowed funds from FHLB	(50,000)	0
Proceeds from long-term borrowed funds from FHLB and FRB	310,000	155,000
Repayments of long-term borrowed funds from FHLB and FRB	(200,000)	(250,000)
Repayments of other long-term borrowings	0	(25,000)
Redemption of preferred stock	(57,501)	0
Preferred stock dividends paid	(8,855)	(11,501)
Purchase of treasury stock	(5,641)	(18,210)
Payments of employee taxes withheld from share-based awards	(12,534)	(5,150)
Proceeds from issuance of common stock	165,888	1,511
Net Cash Provided By (Used In) Financing Activities	1,671,382	(24,955)
Net Increase (Decrease) in Cash and Cash Equivalents	399,708	(758,324)
Cash and Cash Equivalents – Beginning	3,785,931	3,846,346
Cash and Cash Equivalents – Ending	4,185,639	3,088,022
Non-cash Investing and Financing Activities:
Purchases of investment securities held to maturity upon sale of consumer installment loans	0	160,029
Transfer of loans held for investment to held for sale	4,700	55,724
Transfer of loans held for sale to held for investment	138,176	5,210
Transfer of loans to other real estate owned	$ 12,644	$ 0