v3.25.2
Loans Loans - Weighted Average Risk Grade for All Commercial Loans by Class and Year of Origination (Details)
$ in Thousands
Jun. 30, 2025
USD ($)
Grade
Dec. 31, 2024
USD ($)
Grade
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts $ 21,254,495 $ 20,754,813
Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year 1,194,235  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 810,091  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 473,001  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 396,346  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 244,404  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 511,946  
Financing Receivable, Excluding Accrued Interest, Revolving 2,340,836  
Loans, net of unearned discounts $ 6,069,215 $ 6,109,532
Weighted Average Risk Grade For Loans | Grade 6.45 6.64
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 $ 266,151  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 163,016  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 14,498  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 36,094  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 15,612  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 3,465  
Financing Receivable, Excluding Accrued Interest, Revolving 808,989  
Loans, net of unearned discounts $ 1,315,227 $ 1,128,895
Weighted Average Risk Grade For Loans | Grade 5.62 5.58
Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 712,432  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,361,243  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,321,385  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,515,319  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,106,557  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,607,253  
Financing Receivable, Excluding Accrued Interest, Revolving 184,828  
Loans, net of unearned discounts $ 8,018,049 $ 7,704,447
Weighted Average Risk Grade For Loans | Grade 7.21 7.25
Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 269,964  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 625,953  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 449,097  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 478,934  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 107,518  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 89  
Financing Receivable, Excluding Accrued Interest, Revolving 144,145  
Loans, net of unearned discounts $ 2,075,700 $ 2,264,076
Weighted Average Risk Grade For Loans | Grade 7.91 7.71
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 $ 982,396  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,987,196  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,770,482  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,994,253  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,214,075  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,607,342  
Financing Receivable, Excluding Accrued Interest, Revolving 328,973  
Loans, net of unearned discounts $ 10,093,749 $ 9,968,523
Weighted Average Risk Grade For Loans | Grade 7.35 7.35
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 $ 1,100,232  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 763,569  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 421,366  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 328,274  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 215,171  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 459,353  
Financing Receivable, Excluding Accrued Interest, Revolving 2,230,178  
Loans, net of unearned discounts $ 5,562,292 $ 5,553,757
Weighted Average Risk Grade For Loans | Grade 6.12 6.30
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 $ 265,684  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 162,906  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 12,350  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 32,534  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 13,660  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,588  
Financing Receivable, Excluding Accrued Interest, Revolving 796,450  
Loans, net of unearned discounts $ 1,288,203 $ 1,111,319
Weighted Average Risk Grade For Loans | Grade 5.52 5.51
Risk Grade One To Eight [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 698,567  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,335,669  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 1,250,645  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,347,688  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 908,921  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 1,455,579  
Financing Receivable, Excluding Accrued Interest, Revolving 180,755  
Loans, net of unearned discounts $ 7,376,168 $ 7,103,502
Weighted Average Risk Grade For Loans | Grade 6.97 7.01
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 $ 227,096  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 620,535  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 416,397  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 300,600  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 62,672  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 89  
Financing Receivable, Excluding Accrued Interest, Revolving 130,496  
Loans, net of unearned discounts $ 1,757,885 $ 1,860,004
Weighted Average Risk Grade For Loans | Grade 7.59 7.31
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   $ 8,963,506
Weighted Average Risk Grade For Loans | Grade   7.07
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 $ 46,794  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 26,690  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 7,814  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 7,935  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 21,947  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 29,688  
Financing Receivable, Excluding Accrued Interest, Revolving 50,570  
Loans, net of unearned discounts $ 210,605 $ 262,446
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 $ 467  
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 2,148  
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 5  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 520  
Financing Receivable, Excluding Accrued Interest, Revolving 3,834  
Loans, net of unearned discounts $ 7,160 $ 11,183
Weighted Average Risk Grade For Loans | Grade 9.00 9.00
Risk Grade Nine [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 10,949  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 8,426  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 12,399  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 65,910  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 81,454  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 31,445  
Financing Receivable, Excluding Accrued Interest, Revolving 575  
Loans, net of unearned discounts $ 216,590 $ 211,814
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 $ 26,472  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 5,418  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 26,840  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 23,242  
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 13,649  
Loans, net of unearned discounts $ 95,621 $ 171,611
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   $ 383,425
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 $ 3,294  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,687  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 17,427  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 39,411  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 3,680  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 15,433  
Financing Receivable, Excluding Accrued Interest, Revolving 37,216  
Loans, net of unearned discounts $ 124,594 $ 88,935
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 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 1,561  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,947  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Revolving 3,161  
Loans, net of unearned discounts $ 7,406 $ 52
Weighted Average Risk Grade For Loans | Grade 10.00 10.00
Risk Grade Ten [Member] | Commercial Real Estate Buildings Land And Other 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 7,760  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 42,684  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 53,115  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 106,361  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 23,135  
Financing Receivable, Excluding Accrued Interest, Revolving 3,498  
Loans, net of unearned discounts $ 236,745 $ 173,033
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 $ 16,396  
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 155,092  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 44,846  
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 $ 216,334 $ 232,461
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   $ 405,494
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 $ 35,019  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 15,743  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 20,166  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 17,117  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 2,113  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 5,288  
Financing Receivable, Excluding Accrued Interest, Revolving 20,220  
Loans, net of unearned discounts $ 133,709 $ 158,390
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 110  
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 1,999  
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 14  
Financing Receivable, Excluding Accrued Interest, Revolving 2,867  
Loans, net of unearned discounts $ 8,438 $ 2,262
Weighted Average Risk Grade For Loans | Grade 11.00 11.00
Risk Grade Eleven [Member] | Commercial Real Estate Buildings Land And Other 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 9,388  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 12,644  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 47,292  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 8,638  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 92,716  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 174,488 $ 194,178
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 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,860  
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 $ 5,860 $ 0
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   $ 194,178
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 $ 3,100  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 1,600  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 5,487  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 2,153  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 1,481  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 2,154  
Financing Receivable, Excluding Accrued Interest, Revolving 591  
Loans, net of unearned discounts $ 22,673 $ 32,739
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 1,343  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 1,343 $ 1,379
Weighted Average Risk Grade For Loans | Grade 12.00 12.00
Risk Grade Twelve [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year $ 2,916  
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 3,013  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,314  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 961  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 3,656  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 12,823 $ 21,295
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 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 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   $ 21,295
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 $ 5,796  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 802  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year 741  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year 1,456  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year 12  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 30  
Financing Receivable, Excluding Accrued Interest, Revolving 2,061  
Loans, net of unearned discounts $ 15,342 $ 13,265
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 2,677  
Loans, net of unearned discounts $ 2,677 $ 2,700
Weighted Average Risk Grade For Loans | Grade 13.00 13.00
Risk Grade Thirteen [Member] | Commercial Real Estate Buildings Land And Other 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 222  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year 722  
Financing Receivable, Excluding Accrued Interest, Revolving 0  
Loans, net of unearned discounts $ 1,235 $ 625
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 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] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans, net of unearned discounts   $ 625
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 6.24  
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 5.12  
Revolving Credit Facility [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.90  
Revolving Credit Facility [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.66  
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 7.23  
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 $ 98,356  
Weighted Average Risk Grade For Loans | Grade 8.95  
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 $ 7,402  
Weighted Average Risk Grade For Loans | Grade 9.25  
Revolving Loans Converted to Term [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan $ 209,032  
Weighted Average Risk Grade For Loans | Grade 5.43  
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 $ 0  
Weighted Average Risk Grade For Loans | Grade 0  
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 $ 209,032  
Weighted Average Risk Grade For Loans | Grade 5.43  
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 $ 44,149  
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 3,031  
Revolving Loans Converted to Term [Member] | Risk Grade One To Eight [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 198,344  
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 0  
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 19,167  
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 186  
Revolving Loans Converted to Term [Member] | Risk Grade Nine [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 5,432  
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 6,446  
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 737  
Revolving Loans Converted to Term [Member] | Risk Grade Ten [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 192  
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 18,043  
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 3,448  
Revolving Loans Converted to Term [Member] | Risk Grade Eleven [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 3,810  
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 6,107  
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 Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 963  
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 0  
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 4,444  
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 Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan 291  
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 $ 0  
2025 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 5.88  
2025 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.01  
2025 [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.08  
2025 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.42  
2025 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.18  
2024 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.98  
2024 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.68  
2024 [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.19  
2024 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.65  
2024 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.33  
2023 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.13  
2023 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.34  
2023 [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.25  
2023 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.85  
2023 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.40  
2022 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.35  
2022 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.66  
2022 [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.33  
2022 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 8.57  
2022 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.63  
2021 [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.19  
2021 [Member] | Commercial and Industrial Total Energy Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 4.68  
2021 [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.61  
2021 [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 8.34  
2021 [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.67  
Prior Years [Member] | Commercial Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 5.74  
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 9.70  
Prior Years [Member] | Commercial Real Estate Buildings Land And Other Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.13  
Prior Years [Member] | Construction Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 6.02  
Prior Years [Member] | Commercial Real Estate Portfolio Segment [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Weighted Average Risk Grade For Loans | Grade 7.13