v3.26.1
Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income $ 284,850 $ 265,380
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and core deposit intangibles amortization 22,263 16,804
Provision for credit losses 0 0
Net amortization of premium on investments 7,619 9,953
Net gain on sale or write-up of securities (8,235)  
Net gain on sale of other real estate and repossessed assets (82) (252)
Net gain on sale or write down of premises and equipment (276) (1,179)
Net accretion of discount on loans (8,841) (6,416)
Net amortization of premium on deposits (1,056) (11)
Net gain on sale of loans (2,643) (1,976)
Proceeds from sale of loans held for sale 118,152 79,067
Originations of loans held for sale (120,010) (72,929)
Stock based compensation expense 6,555 6,059
(Increase) decrease in accrued interest receivable and other assets (14,446) 50,011
Increase (decrease) in accrued interest payable and other liabilities 63,695 (68,162)
Net cash provided by operating activities 347,545 276,349
CASH FLOWS FROM INVESTING ACTIVITIES:    
Proceeds from maturities, sales and principal paydowns of held to maturity securities 1,001,612 754,742
Purchase of held to maturity securities (2,481,932) (274,634)
Proceeds from maturities, sales and principal paydowns of available for sale securities 12,065,606 10,005,257
Purchase of available for sale securities (11,998,826) (10,008,602)
Originations of Warehouse Purchase Program loans (8,105,349) (7,611,180)
Proceeds from pay-offs of Warehouse Purchase Program loans 8,119,991 7,404,643
Net decrease in loans held for investment 510,979 147,813
Purchase of bank premises and equipment (11,581) (13,490)
Proceeds from sale of bank premises, equipment and other real estate 10,551 6,801
Proceeds from insurance claims 3,556 1,794
Net cash (used in) provided by investing activities (407,305) 413,144
CASH FLOWS FROM FINANCING ACTIVITIES:    
Net increase (decrease) in noninterest-bearing deposits 420,736 (371,781)
Net decrease in interest-bearing deposits (675,853) (536,135)
Net proceeds (repayments) from other short-term borrowings 450,000 (300,000)
Net decrease in securities sold under repurchase agreements (1,640) (38,341)
Redemption of junior subordinated debentures (6,186)  
Repurchase of common stock (70,758)  
Payments of cash dividends (121,011) (110,513)
Net cash used in financing activities (4,712) (1,356,770)
NET DECREASE IN CASH AND CASH EQUIVALENTS (64,472) (667,277)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD 1,747,728 1,972,467
CASH AND CASH EQUIVALENTS, END OF PERIOD 1,683,256 1,305,190
NONCASH ACTIVITIES:    
Acquisition of real estate through foreclosure of collateral 5,291 6,853
SUPPLEMENTAL INFORMATION:    
U.S. federal income taxes, net of refunds received 61,000 158,000
State income taxes, net of refunds received 1,585 2,444
Interest paid 256,565 $ 261,538
American Bank Holding Corporation [Member]    
CASH FLOWS FROM INVESTING ACTIVITIES:    
Net cash provided by the acquisition 233,906  
Southwest Bancshares, Inc [Member]    
CASH FLOWS FROM INVESTING ACTIVITIES:    
Net cash provided by the acquisition $ 244,182