v3.22.0.1
Condensed Financial Information Parent Company Balance Sheets (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Assets        
Interest-bearing deposits in other banks $ 28,061,000 $ 16,398,000    
Debt securities available for sale 28,481,000 27,154,000    
Premises and equipment, net 1,814,000 1,897,000    
Other assets 7,052,000 7,085,000    
Total assets 162,938,000 147,389,000    
Liabilities and Stockholder's Equity [Abstract]        
Long-term borrowings 2,407,000 3,569,000    
Other liabilities 3,133,000 3,230,000    
Total liabilities 144,612,000 129,278,000    
Equity [Abstract]        
Preferred Stock, Carrying Amount 1,659,000 1,656,000    
Common stock 10,000 10,000    
Additional paid-in capital 12,189,000 12,731,000    
Retained earnings 5,550,000 3,770,000    
Treasury Stock, Value (1,371,000) (1,371,000)    
Accumulated other comprehensive income, net 289,000 1,315,000 $ (90,000) $ (964,000)
Total stockholders’ equity 18,326,000 18,111,000 $ 16,295,000 $ 15,090,000
Total liabilities and stockholders’ equity 162,938,000 147,389,000    
Parent Company [Member]        
Assets        
Interest-bearing deposits in other banks 1,543,000 1,526,000    
Loans to subsidiaries 0 20,000    
Debt securities available for sale 20,000 22,000    
Premises and equipment, net 36,000 38,000    
Investments in subsidiaries 18,580,000 19,122,000    
Other assets 280,000 313,000    
Total assets 20,459,000 21,041,000    
Liabilities and Stockholder's Equity [Abstract]        
Long-term borrowings 1,909,000 2,718,000    
Other liabilities 224,000 212,000    
Total liabilities 2,133,000 2,930,000    
Equity [Abstract]        
Preferred Stock, Carrying Amount 1,659,000 1,656,000    
Common stock 10,000 10,000    
Additional paid-in capital 12,189,000 12,731,000    
Retained earnings 5,550,000 3,770,000    
Treasury Stock, Value (1,371,000) (1,371,000)    
Accumulated other comprehensive income, net 289,000 1,315,000    
Total stockholders’ equity 18,326,000 18,111,000    
Total liabilities and stockholders’ equity 20,459,000 21,041,000    
Parent Company [Member] | Bank [Member]        
Assets        
Investments in subsidiaries 18,237,000 18,872,000    
Parent Company [Member] | Non-Bank [Member]        
Assets        
Investments in subsidiaries $ 343,000 $ 250,000