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Age Analysis of Past Due Financing receivables (Details) $ in Thousands | Dec. 31, 2022 USD ($) loan | Dec. 31, 2021 USD ($) loan
--- | --- | ---
Financing Receivable Impaired [Line Items] |  |  |
Number Of Financing Receivables Thirty To Fifty Nine Days Past Due | loan | 481 | 518 |
Financing Receivable, before Allowance for Credit Loss | $ 13,928,675 | $ 13,587,286 |
Number of Financing Receivables Sixty to Eighty Nine Days Past Due | loan | 35 | 60 |
Number Of Financing Receivables Equal To Greater Than Ninety Days | loan | 46 | 123 |
Number of Loans Total Past Due | loan | 562 | 701 |
Total loans | $ 13,928,675 | $ 13,587,286 |
Financial Asset, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 5,934 | 37,927 |
Financial Asset, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 6,560 | 1,677 |
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 29,426 | 7,092 |
Financial Asset, Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 41,920 | 46,696 |
Financial Asset, Not Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | $ 13,886,755 | $ 13,540,590 |
Commercial and Industrial [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Number Of Financing Receivables Thirty To Fifty Nine Days Past Due | loan | 3 | 7 |
Financing Receivable, before Allowance for Credit Loss | $ 1,635,103 | $ 1,563,279 |
Number of Financing Receivables Sixty to Eighty Nine Days Past Due | loan | 1 | 2 |
Number Of Financing Receivables Equal To Greater Than Ninety Days | loan | 3 | 2 |
Number of Loans Total Past Due | loan | 7 | 11 |
Total loans | $ 1,635,103 | $ 1,563,279 |
Commercial and Industrial [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 49 | 143 |
Commercial and Industrial [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 175 | 252 |
Commercial and Industrial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 23,726 | 24 |
Commercial and Industrial [Member] | Financial Asset, Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 23,950 | 419 |
Commercial and Industrial [Member] | Financial Asset, Not Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | $ 1,611,153 | $ 1,562,860 |
Commercial Real Estate [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Number Of Financing Receivables Thirty To Fifty Nine Days Past Due | loan | 7 | 15 |
Financing Receivable, before Allowance for Credit Loss | $ 7,760,230 | $ 7,992,344 |
Number of Financing Receivables Sixty to Eighty Nine Days Past Due | loan | 5 | 0 |
Number Of Financing Receivables Equal To Greater Than Ninety Days | loan | 3 | 4 |
Number of Loans Total Past Due | loan | 15 | 19 |
Total loans | $ 7,760,230 | $ 7,992,344 |
Commercial Real Estate [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 2,052 | 32,845 |
Commercial Real Estate [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 4,971 | 0 |
Commercial Real Estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 2,977 | 1,339 |
Commercial Real Estate [Member] | Financial Asset, Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 10,000 | 34,184 |
Commercial Real Estate [Member] | Financial Asset, Not Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | $ 7,750,230 | $ 7,958,160 |
Construction Loans [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Number Of Financing Receivables Thirty To Fifty Nine Days Past Due | loan | 0 | 0 |
Financing Receivable, before Allowance for Credit Loss | $ 1,154,413 | $ 1,165,457 |
Number of Financing Receivables Sixty to Eighty Nine Days Past Due | loan | 0 | 0 |
Number Of Financing Receivables Equal To Greater Than Ninety Days | loan | 0 | 0 |
Number of Loans Total Past Due | loan | 0 | 0 |
Total loans | $ 1,154,413 | $ 1,165,457 |
Construction Loans [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 0 | 0 |
Construction Loans [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 0 | 0 |
Construction Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 0 | 0 |
Construction Loans [Member] | Financial Asset, Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 0 | 0 |
Construction Loans [Member] | Financial Asset, Not Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | $ 1,154,413 | $ 1,165,457 |
Small Business [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Number Of Financing Receivables Thirty To Fifty Nine Days Past Due | loan | 12 | 11 |
Financing Receivable, before Allowance for Credit Loss | $ 219,102 | $ 193,189 |
Number of Financing Receivables Sixty to Eighty Nine Days Past Due | loan | 3 | 6 |
Number Of Financing Receivables Equal To Greater Than Ninety Days | loan | 3 | 4 |
Number of Loans Total Past Due | loan | 18 | 21 |
Total loans | $ 219,102 | $ 193,189 |
Small Business [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 111 | 136 |
Small Business [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 25 | 53 |
Small Business [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 5 | 24 |
Small Business [Member] | Financial Asset, Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 141 | 213 |
Small Business [Member] | Financial Asset, Not Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | $ 218,961 | $ 192,976 |
Residential Real Estate [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Number Of Financing Receivables Thirty To Fifty Nine Days Past Due | loan | 8 | 12 |
Financing Receivable, before Allowance for Credit Loss | $ 2,035,524 | $ 1,604,686 |
Number of Financing Receivables Sixty to Eighty Nine Days Past Due | loan | 8 | 5 |
Number Of Financing Receivables Equal To Greater Than Ninety Days | loan | 16 | 76 |
Number of Loans Total Past Due | loan | 32 | 93 |
Total loans | $ 2,035,524 | $ 1,604,686 |
Residential Real Estate [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 1,654 | 2,709 |
Residential Real Estate [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 1,105 | 714 |
Residential Real Estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 1,725 | 3,922 |
Residential Real Estate [Member] | Financial Asset, Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 4,484 | 7,345 |
Residential Real Estate [Member] | Financial Asset, Not Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | $ 2,031,040 | $ 1,597,341 |
Home Equity [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Number Of Financing Receivables Thirty To Fifty Nine Days Past Due | loan | 19 | 15 |
Number of Financing Receivables Sixty to Eighty Nine Days Past Due | loan | 3 | 6 |
Number Of Financing Receivables Equal To Greater Than Ninety Days | loan | 17 | 21 |
Number of Loans Total Past Due | loan | 39 | 42 |
Total loans | $ 1,088,750 | $ 1,039,611 |
Home Equity [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 1,647 | 1,375 |
Home Equity [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 201 | 381 |
Home Equity [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 965 | 1,671 |
Home Equity [Member] | Financial Asset, Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 2,813 | 3,427 |
Home Equity [Member] | Financial Asset, Not Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | $ 1,085,937 | $ 1,036,184 |
Consumer Portfolio Segment [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Number Of Financing Receivables Thirty To Fifty Nine Days Past Due | loan | 432 | 458 | [1]
Financing Receivable, before Allowance for Credit Loss | $ 35,553 | $ 28,720 |
Number of Financing Receivables Sixty to Eighty Nine Days Past Due | loan | 15 | 41 | [1]
Number Of Financing Receivables Equal To Greater Than Ninety Days | loan | 4 | 16 | [1]
Number of Loans Total Past Due | loan | 451 | 515 | [1]
Total loans | $ 35,553 | $ 28,720 | [1]
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 421 | 719 | [1]
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 83 | 277 | [1]
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 28 | 112 | [1]
Consumer Portfolio Segment [Member] | Financial Asset, Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | 532 | 1,108 | [1]
Consumer Portfolio Segment [Member] | Financial Asset, Not Past Due |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, before Allowance for Credit Loss | $ 35,021 | $ 27,612 | [1]
[1] | Other consumer portfolio is inclusive of deposit account overdrafts recorded as loan balances.

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