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v3.23.2

Allowance for Credit Losses and Credit Quality of Loans, Past Due Loans (Details) $ in Thousands | Jun. 30, 2023 USD ($) Relationship | Dec. 31, 2022 USD ($) Relationship
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Allowance for Credit Losses and Credit Quality of Loans [Abstract] |  |
Individually evaluated loans, number of relationships | Relationship | 1 | 2
Individually evaluated loans, amortized cost | $ 2,000 | $ 2,400
Individually evaluated loans, allowance for credit losses | 0 | 0
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 16,931 | 17,233
Recorded total loans | 8,358,124 | 8,150,147
Loans in non-accrual without an allowance for credit losses | 2,000 | 1,100
Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 37,290 | 26,690
31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 15,982 | 18,155
61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 18,553 | 4,712
Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,755 | 3,823
Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 8,303,903 | 8,106,224
C&I [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 1,310,912 | 1,241,157
CRE [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,758,090 | 2,695,408
Auto [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 1,019,116 | 962,701
Residential Solar [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 926,365 | 856,798
Other Consumer [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 213,883 | 279,588
Commercial Loans [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 8,145 | 8,024
Recorded total loans | 4,069,002 | 3,936,565
Commercial Loans [Member] | Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 16,688 | 877
Commercial Loans [Member] | 31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,500 | 678
Commercial Loans [Member] | 61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 14,144 | 195
Commercial Loans [Member] | Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 44 | 4
Commercial Loans [Member] | Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 4,044,169 | 3,927,664
Commercial Loans [Member] | C&I [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 3,228 | 2,244
Recorded total loans | 1,310,912 | 1,241,157
Commercial Loans [Member] | C&I [Member] | Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 553 | 445
Commercial Loans [Member] | C&I [Member] | 31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 377 | 342
Commercial Loans [Member] | C&I [Member] | 61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 132 | 99
Commercial Loans [Member] | C&I [Member] | Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 44 | 4
Commercial Loans [Member] | C&I [Member] | Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 1,307,131 | 1,238,468
Commercial Loans [Member] | CRE [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 4,917 | 5,780
Recorded total loans | 2,758,090 | 2,695,408
Commercial Loans [Member] | CRE [Member] | Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 16,135 | 432
Commercial Loans [Member] | CRE [Member] | 31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,123 | 336
Commercial Loans [Member] | CRE [Member] | 61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 14,012 | 96
Commercial Loans [Member] | CRE [Member] | Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 0 | 0
Commercial Loans [Member] | CRE [Member] | Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,737,038 | 2,689,196
Consumer Loans [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 1,432 | 1,667
Recorded total loans | 2,159,364 | 2,099,087
Consumer Loans [Member] | Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 18,389 | 21,991
Consumer Loans [Member] | 31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 12,033 | 14,981
Consumer Loans [Member] | 61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 3,911 | 3,962
Consumer Loans [Member] | Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,445 | 3,048
Consumer Loans [Member] | Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,139,543 | 2,075,429
Consumer Loans [Member] | Auto [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 986 | 1,494
Recorded total loans | 1,019,116 | 962,701
Consumer Loans [Member] | Auto [Member] | Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 8,766 | 10,818
Consumer Loans [Member] | Auto [Member] | 31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 6,683 | 8,640
Consumer Loans [Member] | Auto [Member] | 61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 1,430 | 1,393
Consumer Loans [Member] | Auto [Member] | Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 653 | 785
Consumer Loans [Member] | Auto [Member] | Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 1,009,364 | 950,389
Consumer Loans [Member] | Residential Solar [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 194 | 79
Recorded total loans | 926,365 | 856,798
Consumer Loans [Member] | Residential Solar [Member] | Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 3,468 | 4,063
Consumer Loans [Member] | Residential Solar [Member] | 31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,384 | 2,858
Consumer Loans [Member] | Residential Solar [Member] | 61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 778 | 731
Consumer Loans [Member] | Residential Solar [Member] | Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 306 | 474
Consumer Loans [Member] | Residential Solar [Member] | Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 922,703 | 852,656
Consumer Loans [Member] | Other Consumer [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 252 | 94
Recorded total loans | 213,883 | 279,588
Consumer Loans [Member] | Other Consumer [Member] | Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 6,155 | 7,110
Consumer Loans [Member] | Other Consumer [Member] | 31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,966 | 3,483
Consumer Loans [Member] | Other Consumer [Member] | 61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 1,703 | 1,838
Consumer Loans [Member] | Other Consumer [Member] | Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 1,486 | 1,789
Consumer Loans [Member] | Other Consumer [Member] | Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 207,476 | 272,384
Residential [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Nonaccrual | 7,354 | 7,542
Recorded total loans | 2,129,758 | 2,114,495
Residential [Member] | Past Due [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 2,213 | 3,822
Residential [Member] | 31-60 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 1,449 | 2,496
Residential [Member] | 61-90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 498 | 555
Residential [Member] | Greater Than 90 Days Past Due Accruing [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | 266 | 771
Residential [Member] | Current [Member] |  |
Past Due and Nonperforming Loans [Abstract] |  |
Recorded total loans | $ 2,120,191 | $ 2,103,131

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