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Loans - Loan Delinquency (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022
Loans [Line Items] |  |  |
Non- accrual loans | $ 9,546 |  | $ 16,512
Total past due and non-accrual | 12,039 |  | 19,593
Total loans | 7,345,298 |  | 7,220,469
Non-accrual loans with a related allowance | 6,101 |  | 6,845
Non-accrual loans with no related allowance | 3,445 |  | 9,667
Non-accrual interest income | 0 | $ 0 |
Commercial Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 4,451 |  | 11,300
Total past due and non-accrual | 5,891 |  | 12,971
Total loans | 4,228,950 |  | 4,251,780
Non-accrual loans with a related allowance | 2,446 |  | 2,788
Non-accrual loans with no related allowance | 2,005 |  | 8,512
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 1,631 |  | 2,601
Total past due and non-accrual | 2,855 |  | 3,573
Total loans | 1,990,783 |  | 2,024,835
Non-accrual loans with a related allowance | 1,631 |  | 1,640
Non-accrual loans with no related allowance |  |  | 961
Commercial Portfolio Segment [Member] | Municipal Securities [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 980,117 |  | 959,626
Commercial Portfolio Segment [Member] | Owner-Occupied [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 2,200 |  | 6,551
Total past due and non-accrual | 2,200 |  | 6,551
Total loans | 923,114 |  | 913,340
Non-accrual loans with a related allowance | 781 |  | 693
Non-accrual loans with no related allowance | 1,419 |  | 5,858
Commercial Portfolio Segment [Member] | Agriculture [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 620 |  | 2,148
Total past due and non-accrual | 836 |  | 2,847
Total loans | 334,936 |  | 353,979
Non-accrual loans with a related allowance | 34 |  | 455
Non-accrual loans with no related allowance | 586 |  | 1,693
Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 149 |  | 685
Total past due and non-accrual | 149 |  | 1,314
Total loans | 1,824,524 |  | 1,696,050
Non-accrual loans with a related allowance | 149 |  | 685
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 341,197 |  | 341,325
Commercial Real Estate Portfolio Segment [Member] | Commercial Acquisition/Development [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 123,696 |  | 129,102
Commercial Real Estate Portfolio Segment [Member] | Multifamily [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 270,532 |  | 213,677
Commercial Real Estate Portfolio Segment [Member] | Non Owner-Occupied [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 149 |  | 685
Total past due and non-accrual | 149 |  | 1,314
Total loans | 1,089,099 |  | 1,011,946
Non-accrual loans with a related allowance | 149 |  | 685
Residential Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 4,873 |  | 4,515
Total past due and non-accrual | 5,888 |  | 5,216
Total loans | 1,271,798 |  | 1,251,281
Non-accrual loans with a related allowance | 3,440 |  | 3,360
Non-accrual loans with no related allowance | 1,433 |  | 1,155
Residential Portfolio Segment [Member] | Sr lien [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 4,268 |  | 4,174
Total past due and non-accrual | 4,931 |  | 4,620
Total loans | 1,181,673 |  | 1,154,348
Non-accrual loans with a related allowance | 3,138 |  | 3,019
Non-accrual loans with no related allowance | 1,130 |  | 1,155
Residential Portfolio Segment [Member] | Jr Lien 1-4 Family Closed End [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 605 |  | 341
Total past due and non-accrual | 957 |  | 596
Total loans | 90,125 |  | 96,933
Non-accrual loans with a related allowance | 302 |  | 341
Non-accrual loans with no related allowance | 303 |  |
Consumer Loan [Member] |  |  |
Loans [Line Items] |  |  |
Non- accrual loans | 73 |  | 12
Total past due and non-accrual | 111 |  | 92
Total loans | 20,026 |  | 21,358
Non-accrual loans with a related allowance | 66 |  | 12
Non-accrual loans with no related allowance | 7 |  |
30-89 Days Past Due |  |  |
Loans [Line Items] |  |  |
Total loans | 2,308 |  | 2,986
30-89 Days Past Due | Commercial Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 1,299 |  | 1,618
30-89 Days Past Due | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 1,224 |  | 919
30-89 Days Past Due | Commercial Portfolio Segment [Member] | Agriculture [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 75 |  | 699
30-89 Days Past Due | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Total loans |  |  | 629
30-89 Days Past Due | Commercial Real Estate Portfolio Segment [Member] | Non Owner-Occupied [Member] |  |  |
Loans [Line Items] |  |  |
Total loans |  |  | 629
30-89 Days Past Due | Residential Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 975 |  | 701
30-89 Days Past Due | Residential Portfolio Segment [Member] | Sr lien [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 633 |  | 446
30-89 Days Past Due | Residential Portfolio Segment [Member] | Jr Lien 1-4 Family Closed End [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 342 |  | 255
30-89 Days Past Due | Consumer Loan [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 34 |  | 38
Greater than 90 Days Past Due |  |  |
Loans [Line Items] |  |  |
Total loans | 185 |  | 95
Greater than 90 Days Past Due | Commercial Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 141 |  | 53
Greater than 90 Days Past Due | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |  |
Loans [Line Items] |  |  |
Total loans |  |  | 53
Greater than 90 Days Past Due | Commercial Portfolio Segment [Member] | Agriculture [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 141 |  |
Greater than 90 Days Past Due | Residential Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 40 |  |
Greater than 90 Days Past Due | Residential Portfolio Segment [Member] | Sr lien [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 30 |  |
Greater than 90 Days Past Due | Residential Portfolio Segment [Member] | Jr Lien 1-4 Family Closed End [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 10 |  |
Greater than 90 Days Past Due | Consumer Loan [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 4 |  | 42
Current |  |  |
Loans [Line Items] |  |  |
Total loans | 7,333,259 |  | 7,200,876
Current | Commercial Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 4,223,059 |  | 4,238,809
Current | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 1,987,928 |  | 2,021,262
Current | Commercial Portfolio Segment [Member] | Municipal Securities [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 980,117 |  | 959,626
Current | Commercial Portfolio Segment [Member] | Owner-Occupied [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 920,914 |  | 906,789
Current | Commercial Portfolio Segment [Member] | Agriculture [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 334,100 |  | 351,132
Current | Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 1,824,375 |  | 1,694,736
Current | Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 341,197 |  | 341,325
Current | Commercial Real Estate Portfolio Segment [Member] | Commercial Acquisition/Development [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 123,696 |  | 129,102
Current | Commercial Real Estate Portfolio Segment [Member] | Multifamily [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 270,532 |  | 213,677
Current | Commercial Real Estate Portfolio Segment [Member] | Non Owner-Occupied [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 1,088,950 |  | 1,010,632
Current | Residential Portfolio Segment [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 1,265,910 |  | 1,246,065
Current | Residential Portfolio Segment [Member] | Sr lien [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 1,176,742 |  | 1,149,728
Current | Residential Portfolio Segment [Member] | Jr Lien 1-4 Family Closed End [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | 89,168 |  | 96,337
Current | Consumer Loan [Member] |  |  |
Loans [Line Items] |  |  |
Total loans | $ 19,915 |  | $ 21,266

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