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Loans Loans - Weighted Average Risk Grade for All Commercial Loans by Class and Year of Origination (Details)
$ in Thousands
Jun. 30, 2026
USD ($)
Grade
Dec. 31, 2025
USD ($)
Grade
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts $ 22,975,658 $ 21,891,812
Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1,209,169  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,040,772  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 538,376  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 235,131  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 244,394  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 533,129  
Financing Receivable, Excluding Accrued Interest, Revolving 2,452,356  
Loans, net of unearned discounts $ 6,325,658 $ 6,306,980
Weighted Average Risk Grade For Loans | Grade 6.47 6.44
Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 200,903  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 117,127  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 74,367  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 8,998  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 33,465  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 13,859  
Financing Receivable, Excluding Accrued Interest, Revolving 671,502  
Loans, net of unearned discounts $ 1,133,640 $ 1,094,669
Weighted Average Risk Grade For Loans | Grade 6.12 6.16
Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 659,034  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 734,700  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 431,097  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 491,931  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 689,171  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,100,028  
Financing Receivable, Excluding Accrued Interest, Revolving 37,810  
Loans, net of unearned discounts $ 4,297,680 $ 3,987,913
Weighted Average Risk Grade For Loans | Grade 7.09 7.08
Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 586,780  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 905,572  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 531,400  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 487,150  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 548,829  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 790,355  
Financing Receivable, Excluding Accrued Interest, Revolving 99,204  
Loans, net of unearned discounts $ 3,970,141 $ 3,773,028
Weighted Average Risk Grade For Loans | Grade 7.17 7.18
Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 406,765  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 831,875  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 701,949  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 297,031  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 208,816  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 67,851  
Financing Receivable, Excluding Accrued Interest, Revolving 200,423  
Loans, net of unearned discounts $ 2,720,755 $ 2,549,869
Weighted Average Risk Grade For Loans | Grade 7.80 7.78
Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 1,652,579  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,472,147  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,664,446  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,276,112  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,446,816  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,958,234  
Financing Receivable, Excluding Accrued Interest, Revolving 337,437  
Loans, net of unearned discounts $ 10,988,576 $ 10,310,810
Weighted Average Risk Grade For Loans | Grade 7.29 7.29
Risk Grade One To Eight [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 1,159,581  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,004,061  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 478,473  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 200,594  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 223,871  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 472,403  
Financing Receivable, Excluding Accrued Interest, Revolving 2,245,506  
Loans, net of unearned discounts $ 5,824,944 $ 5,663,146
Weighted Average Risk Grade For Loans | Grade 6.17 6.06
Risk Grade One To Eight [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 200,839  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 88,660  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 53,637  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 7,581  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 30,537  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 12,555  
Financing Receivable, Excluding Accrued Interest, Revolving 640,825  
Loans, net of unearned discounts $ 1,045,711 $ 1,010,179
Weighted Average Risk Grade For Loans | Grade 5.82 5.86
Risk Grade One To Eight [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 655,571  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 655,116  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 414,831  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 432,766  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 565,474  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,042,450  
Financing Receivable, Excluding Accrued Interest, Revolving 36,870  
Loans, net of unearned discounts $ 3,953,439 $ 3,608,005
Weighted Average Risk Grade For Loans | Grade 6.83 6.77
Risk Grade One To Eight [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 580,880  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 902,408  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 496,011  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 456,884  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 487,906  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 736,134  
Financing Receivable, Excluding Accrued Interest, Revolving 95,156  
Loans, net of unearned discounts $ 3,775,790 $ 3,494,323
Weighted Average Risk Grade For Loans | Grade 7.02 6.96
Risk Grade One To Eight [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 398,339  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 816,998  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 684,378  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 192,414  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 153,463  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 24,509  
Financing Receivable, Excluding Accrued Interest, Revolving 187,994  
Loans, net of unearned discounts $ 2,463,512 $ 2,319,413
Weighted Average Risk Grade For Loans | Grade 7.53 7.61
Risk Grade One To Eight [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts   $ 9,421,741
Weighted Average Risk Grade For Loans | Grade   7.05
Risk Grade Nine [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 39,154  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 30,237  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 25,938  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 4,812  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 2,375  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 33,985  
Financing Receivable, Excluding Accrued Interest, Revolving 46,094  
Loans, net of unearned discounts $ 187,777 $ 384,532
Weighted Average Risk Grade For Loans | Grade 9.00 9.00
Risk Grade Nine [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 64  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 14,632  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 20,730  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 157  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 550  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Revolving 1,160  
Loans, net of unearned discounts $ 38,036 $ 35,392
Weighted Average Risk Grade For Loans | Grade 9.00 9.00
Risk Grade Nine [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 2,554  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 72,080  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,932  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 19,824  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 16,996  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 14,443  
Financing Receivable, Excluding Accrued Interest, Revolving 446  
Loans, net of unearned discounts $ 132,288 $ 163,132
Weighted Average Risk Grade For Loans | Grade 9.00 9.00
Risk Grade Nine [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 2,452  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,018  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 30,378  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 23,350  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 3,912  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 7,979  
Financing Receivable, Excluding Accrued Interest, Revolving 100  
Loans, net of unearned discounts $ 70,189 $ 75,560
Weighted Average Risk Grade For Loans | Grade 9.00 9.00
Risk Grade Nine [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 8,426  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 704  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 8,508  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 58,824  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,424  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Revolving 179  
Loans, net of unearned discounts $ 78,065 $ 127,496
Weighted Average Risk Grade For Loans | Grade 9.00 9.00
Risk Grade Nine [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts   $ 366,188
Weighted Average Risk Grade For Loans | Grade   9.00
Risk Grade Ten [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 6,577  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 351  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 18,147  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,280  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 8,893  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 9,276  
Financing Receivable, Excluding Accrued Interest, Revolving 147,715  
Loans, net of unearned discounts $ 204,748 $ 94,182
Weighted Average Risk Grade For Loans | Grade 10.00 10.00
Risk Grade Ten [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 13,661  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Revolving 28,298  
Loans, net of unearned discounts $ 43,169 $ 40,813
Weighted Average Risk Grade For Loans | Grade 10.00 10.00
Risk Grade Ten [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,842  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 9,014  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 13,513  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 57,858  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 7,372  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 89,599 $ 64,117
Weighted Average Risk Grade For Loans | Grade 10.00 10.00
Risk Grade Ten [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 1,448  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,666  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 40,847  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 44,961 $ 143,606
Weighted Average Risk Grade For Loans | Grade 10.00 10.00
Risk Grade Ten [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 11,868  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 8,500  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 5,049  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 41,883  
Financing Receivable, Excluding Accrued Interest, Revolving 12,250  
Loans, net of unearned discounts $ 79,550 $ 88,400
Weighted Average Risk Grade For Loans | Grade 10.00 10.00
Risk Grade Ten [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts   $ 296,123
Weighted Average Risk Grade For Loans | Grade   10.00
Risk Grade Eleven [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 3,436  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 5,479  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 13,180  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 20,125  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 7,705  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 15,229  
Financing Receivable, Excluding Accrued Interest, Revolving 7,460  
Loans, net of unearned discounts $ 84,498 $ 114,461
Weighted Average Risk Grade For Loans | Grade 11.00 11.00
Risk Grade Eleven [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 174  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,260  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 2,378  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 4,201 $ 5,262
Weighted Average Risk Grade For Loans | Grade 11.00 11.00
Risk Grade Eleven [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 909  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,828  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,320  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 23,937  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 44,207  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 31,435  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 108,171 $ 145,078
Weighted Average Risk Grade For Loans | Grade 11.00 11.00
Risk Grade Eleven [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 2,000  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,146  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,011  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 599  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 56,912  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 5,019  
Financing Receivable, Excluding Accrued Interest, Revolving 3,948  
Loans, net of unearned discounts $ 74,635 $ 59,074
Weighted Average Risk Grade For Loans | Grade 11.00 11.00
Risk Grade Eleven [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,305  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 40,744  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 525  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 43,574 $ 12,686
Weighted Average Risk Grade For Loans | Grade 11.00 11.00
Risk Grade Eleven [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts   $ 216,838
Weighted Average Risk Grade For Loans | Grade   11.00
Risk Grade Twelve [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 51  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 354  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 2,191  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 7,481  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,115  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 2,208  
Financing Receivable, Excluding Accrued Interest, Revolving 960  
Loans, net of unearned discounts $ 16,007 $ 34,041
Weighted Average Risk Grade For Loans | Grade 12.00 12.00
Risk Grade Twelve [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,304  
Financing Receivable, Excluding Accrued Interest, Revolving 519  
Loans, net of unearned discounts $ 1,823 $ 2,323
Weighted Average Risk Grade For Loans | Grade 12.00 12.00
Risk Grade Twelve [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 2,234  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,891  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 4,636  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 4,206  
Financing Receivable, Excluding Accrued Interest, Revolving 494  
Loans, net of unearned discounts $ 13,461 $ 6,859
Weighted Average Risk Grade For Loans | Grade 12.00 12.00
Risk Grade Twelve [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 3,651  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 99  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 376  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 4,566 $ 465
Weighted Average Risk Grade For Loans | Grade 12.00 12.00
Risk Grade Twelve [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 563  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 52,529  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 712  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 54,141 $ 1,361
Weighted Average Risk Grade For Loans | Grade 12.00 12.00
Risk Grade Twelve [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts   $ 8,685
Weighted Average Risk Grade For Loans | Grade   12.00
Risk Grade Thirteen [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 370  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 290  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 447  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 839  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 435  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 28  
Financing Receivable, Excluding Accrued Interest, Revolving 4,621  
Loans, net of unearned discounts $ 7,684 $ 16,618
Weighted Average Risk Grade For Loans | Grade 13.00 13.00
Risk Grade Thirteen [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Revolving 700  
Loans, net of unearned discounts $ 700 $ 700
Weighted Average Risk Grade For Loans | Grade 13.00 13.00
Risk Grade Thirteen [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 600  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 122  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 722 $ 722
Weighted Average Risk Grade For Loans | Grade 13.00 13.00
Risk Grade Thirteen [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 0 $ 0
Weighted Average Risk Grade For Loans | Grade 13.00 13.00
Risk Grade Thirteen [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,400  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 222  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 1,913 $ 513
Weighted Average Risk Grade For Loans | Grade 13.00 13.00
Risk Grade Thirteen [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts   $ 1,235
Weighted Average Risk Grade For Loans | Grade   13.00
Revolving Credit Facility [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.49  
Revolving Credit Facility [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 5.66  
Revolving Credit Facility [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.48  
Revolving Credit Facility [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.23  
Revolving Credit Facility [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.75  
Revolving Credit Facility [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.16  
Revolving Loans Converted to Term [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 72,331  
Weighted Average Risk Grade For Loans | Grade 8.61  
Revolving Loans Converted to Term [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 13,419  
Weighted Average Risk Grade For Loans | Grade 7.85  
Revolving Loans Converted to Term [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 153,909  
Weighted Average Risk Grade For Loans | Grade 4.89  
Revolving Loans Converted to Term [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 20,851  
Weighted Average Risk Grade For Loans | Grade 6.26  
Revolving Loans Converted to Term [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 6,045  
Weighted Average Risk Grade For Loans | Grade 8.46  
Revolving Loans Converted to Term [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 180,805  
Weighted Average Risk Grade For Loans | Grade 5.17  
Revolving Loans Converted to Term [Member] | Risk Grade One To Eight [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 40,455  
Revolving Loans Converted to Term [Member] | Risk Grade One To Eight [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 11,077  
Revolving Loans Converted to Term [Member] | Risk Grade One To Eight [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 150,361  
Revolving Loans Converted to Term [Member] | Risk Grade One To Eight [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 20,411  
Revolving Loans Converted to Term [Member] | Risk Grade One To Eight [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 5,417  
Revolving Loans Converted to Term [Member] | Risk Grade Nine [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 5,182  
Revolving Loans Converted to Term [Member] | Risk Grade Nine [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 743  
Revolving Loans Converted to Term [Member] | Risk Grade Nine [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 13  
Revolving Loans Converted to Term [Member] | Risk Grade Nine [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Nine [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Ten [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 12,509  
Revolving Loans Converted to Term [Member] | Risk Grade Ten [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 1,210  
Revolving Loans Converted to Term [Member] | Risk Grade Ten [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Ten [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Ten [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Eleven [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 11,884  
Revolving Loans Converted to Term [Member] | Risk Grade Eleven [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 389  
Revolving Loans Converted to Term [Member] | Risk Grade Eleven [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 3,535  
Revolving Loans Converted to Term [Member] | Risk Grade Eleven [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Eleven [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Twelve [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 1,647  
Revolving Loans Converted to Term [Member] | Risk Grade Twelve [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Twelve [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Twelve [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 440  
Revolving Loans Converted to Term [Member] | Risk Grade Twelve [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 337  
Revolving Loans Converted to Term [Member] | Risk Grade Thirteen [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 654  
Revolving Loans Converted to Term [Member] | Risk Grade Thirteen [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Thirteen [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Thirteen [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 0  
Revolving Loans Converted to Term [Member] | Risk Grade Thirteen [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 291  
2026 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.24  
2026 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 5.86  
2026 [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.92  
2026 [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.18  
2026 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.43  
2026 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.14  
2025 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 5.89  
2025 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.83  
2025 [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.15  
2025 [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.11  
2025 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.47  
2025 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.24  
2024 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.23  
2024 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.16  
2024 [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.01  
2024 [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.02  
2024 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.70  
2024 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.30  
2023 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.67  
2023 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.95  
2023 [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.35  
2023 [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.45  
2023 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 8.34  
2023 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.62  
2022 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.18  
2022 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.80  
2022 [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.47  
2022 [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.57  
2022 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 9.02  
2022 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.73  
Prior Years [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.08  
Prior Years [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 5.12  
Prior Years [Member] | Commercial Real Estate Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.15  
Prior Years [Member] | Commercial Real Estate Non-Owner Occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.05  
Prior Years [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 8.95  
Prior Years [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.17