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Allowance for Credit Losses - Amortized Cost Basis by Year of Origination and Credit Quality Indicator (Details) - USD ($) | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Credit quality |  |
Total loans and leases | $ 13,262,781,000 | $ 12,961,999,000
Loss |  |
Credit quality |  |
Total loans and leases | 0 | 0
Residential mortgage |  |
Credit quality |  |
2021/2022 | 437,142,000 | 1,304,978,000
2020/2021 | 1,250,161,000 | 753,668,000
2019/2020 | 704,669,000 | 363,415,000
2018/2019 | 326,199,000 | 266,368,000
2017/2018 | 233,184,000 | 332,041,000
Prior | 1,255,103,000 | 1,062,135,000
Revolving Loans Amortized Cost Basis | 4,999,000 | 44,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1,311,000 | 718,000
Total loans and leases | 4,212,768,000 | 4,083,367,000
Residential mortgage | 740 and greater |  |
Credit quality |  |
2021/2022 | 352,342,000 | 1,101,958,000
2020/2021 | 1,069,214,000 | 635,061,000
2019/2020 | 587,478,000 | 286,993,000
2018/2019 | 252,428,000 | 198,622,000
2017/2018 | 178,752,000 | 251,906,000
Prior | 974,057,000 | 829,175,000
Total loans and leases | 3,414,271,000 | 3,303,715,000
Residential mortgage | 680 - 739 |  |
Credit quality |  |
2021/2022 | 46,224,000 | 140,997,000
2020/2021 | 124,306,000 | 81,590,000
2019/2020 | 79,422,000 | 45,163,000
2018/2019 | 45,117,000 | 27,315,000
2017/2018 | 21,882,000 | 32,855,000
Prior | 144,226,000 | 125,906,000
Total loans and leases | 461,177,000 | 453,826,000
Residential mortgage | 620 - 679 |  |
Credit quality |  |
2021/2022 | 5,305,000 | 15,781,000
2020/2021 | 19,143,000 | 11,943,000
2019/2020 | 14,291,000 | 5,268,000
2018/2019 | 5,405,000 | 10,149,000
2017/2018 | 3,892,000 | 9,069,000
Prior | 38,470,000 | 37,404,000
Total loans and leases | 86,506,000 | 89,614,000
Residential mortgage | 550 - 619 |  |
Credit quality |  |
2021/2022 | 169,000 | 1,735,000
2020/2021 | 1,943,000 | 873,000
2019/2020 | 294,000 | 698,000
2018/2019 | 226,000 | 533,000
2017/2018 | 2,073,000 | 2,033,000
Prior | 8,017,000 | 7,475,000
Total loans and leases | 12,722,000 | 13,347,000
Residential mortgage | Less than 550 |  |
Credit quality |  |
2021/2022 | 2,085,000 |
2020/2021 | 1,242,000 |
2019/2020 | 60,000 |
2018/2019 |  | 345,000
2017/2018 | 340,000 | 2,603,000
Prior | 4,656,000 | 2,838,000
Total loans and leases | 8,383,000 | 5,786,000
Residential mortgage | No Score |  |
Credit quality |  |
2021/2022 | 10,652,000 | 18,882,000
2020/2021 | 14,868,000 | 7,938,000
2019/2020 | 7,544,000 | 15,051,000
2018/2019 | 13,471,000 | 18,107,000
2017/2018 | 16,488,000 | 17,333,000
Prior | 54,373,000 | 42,185,000
Total loans and leases | 117,396,000 | 119,496,000
Residential mortgage | Fico Other |  |
Credit quality |  |
2021/2022 | 20,365,000 | 25,625,000
2020/2021 | 19,445,000 | 16,263,000
2019/2020 | 15,580,000 | 10,242,000
2018/2019 | 9,552,000 | 11,297,000
2017/2018 | 9,757,000 | 16,242,000
Prior | 31,304,000 | 17,152,000
Revolving Loans Amortized Cost Basis | 4,999,000 | 44,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1,311,000 | 718,000
Total loans and leases | 112,313,000 | 97,583,000
Home equity line |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 961,690,000 | 867,251,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 9,879,000 | 9,357,000
Total loans and leases | 971,569,000 | 876,608,000
Home equity line | 740 and greater |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 748,148,000 | 671,566,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 2,227,000 | 1,873,000
Total loans and leases | 750,375,000 | 673,439,000
Home equity line | 680 - 739 |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 157,042,000 | 141,889,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 3,106,000 | 3,968,000
Total loans and leases | 160,148,000 | 145,857,000
Home equity line | 620 - 679 |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 40,070,000 | 37,815,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 2,454,000 | 2,500,000
Total loans and leases | 42,524,000 | 40,315,000
Home equity line | 550 - 619 |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 9,202,000 | 9,090,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1,601,000 | 948,000
Total loans and leases | 10,803,000 | 10,038,000
Home equity line | Less than 550 |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 1,159,000 | 2,574,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 491,000 | 68,000
Total loans and leases | 1,650,000 | 2,642,000
Home equity line | No Score |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 6,069,000 | 4,317,000
Total loans and leases | 6,069,000 | 4,317,000
Total loans |  |
Credit quality |  |
2021/2022 | 1,464,991,000 | 3,157,488,000
2020/2021 | 2,889,385,000 | 1,588,735,000
2019/2020 | 1,451,390,000 | 1,632,764,000
2018/2019 | 1,355,953,000 | 1,164,714,000
2017/2018 | 973,418,000 | 954,259,000
Prior | 2,933,309,000 | 2,359,432,000
Revolving Loans Amortized Cost Basis | 2,159,463,000 | 2,033,383,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 34,872,000 | 71,224,000
Total loans and leases | 13,262,781,000 | 12,961,999,000
Residential. Mortgage |  |
Credit quality |  |
Total loans and leases | 4,212,768,000 | 4,083,367,000
Home equity Line |  |
Credit quality |  |
Total loans and leases | 971,569,000 | 876,608,000
Consumer |  |
Credit quality |  |
2021/2022 | 185,402,000 | 306,140,000
2020/2021 | 261,161,000 | 174,166,000
2019/2020 | 140,273,000 | 184,913,000
2018/2019 | 139,876,000 | 124,197,000
2017/2018 | 85,721,000 | 67,459,000
Prior | 54,270,000 | 24,158,000
Revolving Loans Amortized Cost Basis | 336,749,000 | 344,870,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 3,599,000 | 4,036,000
Total loans and leases | 1,207,051,000 | 1,229,939,000
Consumer | 740 and greater |  |
Credit quality |  |
2021/2022 | 115,911,000 | 155,929,000
2020/2021 | 132,565,000 | 83,337,000
2019/2020 | 66,828,000 | 79,617,000
2018/2019 | 59,155,000 | 56,707,000
2017/2018 | 38,001,000 | 24,525,000
Prior | 17,426,000 | 8,067,000
Revolving Loans Amortized Cost Basis | 117,266,000 | 117,843,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 203,000 | 209,000
Total loans and leases | 547,355,000 | 526,234,000
Consumer | 680 - 739 |  |
Credit quality |  |
2021/2022 | 53,590,000 | 93,214,000
2020/2021 | 80,240,000 | 56,327,000
2019/2020 | 45,783,000 | 55,126,000
2018/2019 | 41,393,000 | 34,049,000
2017/2018 | 23,562,000 | 17,527,000
Prior | 13,947,000 | 6,315,000
Revolving Loans Amortized Cost Basis | 67,636,000 | 69,366,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 566,000 | 707,000
Total loans and leases | 326,717,000 | 332,631,000
Consumer | 620 - 679 |  |
Credit quality |  |
2021/2022 | 11,760,000 | 41,671,000
2020/2021 | 35,430,000 | 21,986,000
2019/2020 | 17,746,000 | 28,491,000
2018/2019 | 22,180,000 | 19,403,000
2017/2018 | 13,928,000 | 12,952,000
Prior | 11,374,000 | 5,324,000
Revolving Loans Amortized Cost Basis | 30,079,000 | 31,165,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1,018,000 | 1,175,000
Total loans and leases | 143,515,000 | 162,167,000
Consumer | 550 - 619 |  |
Credit quality |  |
2021/2022 | 1,000,000 | 7,836,000
2020/2021 | 6,548,000 | 8,265,000
2019/2020 | 6,576,000 | 13,265,000
2018/2019 | 10,400,000 | 10,497,000
2017/2018 | 7,652,000 | 7,469,000
Prior | 6,801,000 | 3,244,000
Revolving Loans Amortized Cost Basis | 10,044,000 | 10,359,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1,026,000 | 1,089,000
Total loans and leases | 50,047,000 | 62,024,000
Consumer | Less than 550 |  |
Credit quality |  |
2021/2022 | 379,000 | 2,272,000
2020/2021 | 1,758,000 | 3,867,000
2019/2020 | 2,973,000 | 6,646,000
2018/2019 | 5,022,000 | 3,484,000
2017/2018 | 2,547,000 | 2,739,000
Prior | 2,525,000 | 1,175,000
Revolving Loans Amortized Cost Basis | 3,047,000 | 3,195,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 483,000 | 536,000
Total loans and leases | 18,734,000 | 23,914,000
Consumer | No Score |  |
Credit quality |  |
2021/2022 | 1,087,000 | 481,000
2020/2021 | 402,000 | 19,000
2019/2020 | 9,000 | 56,000
2018/2019 | 52,000 | 40,000
2017/2018 | 31,000 | 65,000
Prior | 45,000 | 2,000
Revolving Loans Amortized Cost Basis | 37,536,000 | 35,414,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 303,000 | 320,000
Total loans and leases | 39,465,000 | 36,397,000
Consumer | Fico Other |  |
Credit quality |  |
2021/2022 | 1,675,000 | 4,737,000
2020/2021 | 4,218,000 | 365,000
2019/2020 | 358,000 | 1,712,000
2018/2019 | 1,674,000 | 17,000
2017/2018 |  | 2,182,000
Prior | 2,152,000 | 31,000
Revolving Loans Amortized Cost Basis | 71,141,000 | 77,528,000
Total loans and leases | 81,218,000 | 86,572,000
Residential Mortgage. |  |
Credit quality |  |
2021/2022 | 437,142,000 | 1,304,978,000
2020/2021 | 1,250,161,000 | 753,668,000
2019/2020 | 704,669,000 | 363,415,000
2018/2019 | 326,199,000 | 266,368,000
2017/2018 | 233,184,000 | 332,041,000
Prior | 1,255,103,000 | 1,062,135,000
Revolving Loans Amortized Cost Basis | 966,689,000 | 867,295,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 11,190,000 | 10,075,000
Total loans and leases | 5,184,337,000 | 4,959,975,000
Commercial and Industrial |  |
Credit quality |  |
2021/2022 | 231,926,000 | 637,126,000
2020/2021 | 432,230,000 | 142,497,000
2019/2020 | 80,863,000 | 237,293,000
2018/2019 | 191,968,000 | 106,699,000
2017/2018 | 65,428,000 | 32,409,000
Prior | 164,397,000 | 177,825,000
Revolving Loans Amortized Cost Basis | 755,237,000 | 711,028,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 20,083,000 | 42,222,000
Total loans and leases | 1,942,132,000 | 2,087,099,000
Commercial and Industrial | Pass |  |
Credit quality |  |
2021/2022 | 216,303,000 | 623,098,000
2020/2021 | 421,981,000 | 129,665,000
2019/2020 | 66,601,000 | 223,388,000
2018/2019 | 182,175,000 | 88,409,000
2017/2018 | 60,586,000 | 29,380,000
Prior | 156,647,000 | 168,591,000
Revolving Loans Amortized Cost Basis | 697,256,000 | 644,947,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 19,128,000 | 40,193,000
Total loans and leases | 1,820,677,000 | 1,947,671,000
Commercial and Industrial | Special mention |  |
Credit quality |  |
2021/2022 | 2,816,000 | 397,000
2020/2021 | 316,000 | 4,382,000
2019/2020 | 1,628,000 | 4,213,000
2018/2019 | 2,822,000 | 12,552,000
2017/2018 | 748,000 | 974,000
Prior | 5,295,000 | 5,313,000
Revolving Loans Amortized Cost Basis | 1,073,000 | 4,804,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 841,000 | 986,000
Total loans and leases | 15,539,000 | 33,621,000
Commercial and Industrial | Substandard |  |
Credit quality |  |
2021/2022 |  | 354,000
2020/2021 | 320,000 | 1,380,000
2019/2020 | 1,103,000 | 1,951,000
2018/2019 | 1,605,000 | 1,285,000
2017/2018 | 1,019,000 | 60,000
Prior | 879,000 | 3,551,000
Revolving Loans Amortized Cost Basis | 16,214,000 | 17,893,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 114,000 | 1,043,000
Total loans and leases | 21,254,000 | 27,517,000
Commercial and Industrial | Other Indicator |  |
Credit quality |  |
2021/2022 | 12,807,000 | 13,277,000
2020/2021 | 9,613,000 | 7,070,000
2019/2020 | 11,531,000 | 7,741,000
2018/2019 | 5,366,000 | 4,453,000
2017/2018 | 3,075,000 | 1,995,000
Prior | 1,576,000 | 370,000
Revolving Loans Amortized Cost Basis | 40,694,000 | 43,384,000
Total loans and leases | 84,662,000 | 78,290,000
Commercial real estate |  |
Credit quality |  |
2021/2022 | 516,062,000 | 693,370,000
2020/2021 | 695,446,000 | 338,140,000
2019/2020 | 339,133,000 | 582,386,000
2018/2019 | 563,991,000 | 496,985,000
2017/2018 | 461,114,000 | 440,863,000
Prior | 1,296,210,000 | 986,450,000
Revolving Loans Amortized Cost Basis | 84,872,000 | 86,538,000
Revolving Loans Converted to Term Loans Amortized Cost Basis |  | 14,891,000
Total loans and leases | 3,956,828,000 | 3,639,623,000
Commercial real estate | Pass |  |
Credit quality |  |
2021/2022 | 516,062,000 | 693,370,000
2020/2021 | 695,446,000 | 338,140,000
2019/2020 | 338,391,000 | 533,887,000
2018/2019 | 516,210,000 | 487,739,000
2017/2018 | 459,372,000 | 415,186,000
Prior | 1,270,438,000 | 940,732,000
Revolving Loans Amortized Cost Basis | 84,174,000 | 78,479,000
Revolving Loans Converted to Term Loans Amortized Cost Basis |  | 14,891,000
Total loans and leases | 3,880,093,000 | 3,502,424,000
Commercial real estate | Special mention |  |
Credit quality |  |
2019/2020 | 562,000 | 48,499,000
2018/2019 | 47,781,000 | 7,470,000
2017/2018 |  | 25,513,000
Prior | 11,140,000 | 30,255,000
Revolving Loans Amortized Cost Basis | 695,000 | 7,600,000
Total loans and leases | 60,178,000 | 119,337,000
Commercial real estate | Substandard |  |
Credit quality |  |
2019/2020 | 180,000 |
2018/2019 |  | 1,776,000
2017/2018 | 1,742,000 | 164,000
Prior | 14,476,000 | 15,303,000
Revolving Loans Amortized Cost Basis | 3,000 | 459,000
Total loans and leases | 16,401,000 | 17,702,000
Commercial real estate | Other Indicator |  |
Credit quality |  |
Prior | 156,000 | 160,000
Total loans and leases | 156,000 | 160,000
Construction |  |
Credit quality |  |
2021/2022 | 52,803,000 | 181,393,000
2020/2021 | 223,117,000 | 116,642,000
2019/2020 | 133,726,000 | 214,875,000
2018/2019 | 88,556,000 | 160,689,000
2017/2018 | 120,145,000 | 65,454,000
Prior | 93,508,000 | 51,264,000
Revolving Loans Amortized Cost Basis | 15,916,000 | 23,652,000
Total loans and leases | 727,771,000 | 813,969,000
Construction | Pass |  |
Credit quality |  |
2021/2022 | 39,575,000 | 154,558,000
2020/2021 | 193,588,000 | 107,767,000
2019/2020 | 127,677,000 | 210,314,000
2018/2019 | 85,471,000 | 155,311,000
2017/2018 | 115,881,000 | 62,770,000
Prior | 88,509,000 | 48,021,000
Revolving Loans Amortized Cost Basis | 14,965,000 | 22,859,000
Total loans and leases | 665,666,000 | 761,600,000
Construction | Special mention |  |
Credit quality |  |
2019/2020 |  | 244,000
2018/2019 | 236,000 | 707,000
Prior | 350,000 | 356,000
Total loans and leases | 586,000 | 1,307,000
Construction | Substandard |  |
Credit quality |  |
2018/2019 |  | 363,000
2017/2018 | 351,000 |
Prior | 498,000 | 839,000
Total loans and leases | 849,000 | 1,202,000
Construction | Other Indicator |  |
Credit quality |  |
2021/2022 | 13,228,000 | 26,835,000
2020/2021 | 29,529,000 | 8,875,000
2019/2020 | 6,049,000 | 4,317,000
2018/2019 | 2,849,000 | 4,308,000
2017/2018 | 3,913,000 | 2,684,000
Prior | 4,151,000 | 2,048,000
Revolving Loans Amortized Cost Basis | 951,000 | 793,000
Total loans and leases | 60,670,000 | 49,860,000
Lease financing |  |
Credit quality |  |
2021/2022 | 41,656,000 | 34,481,000
2020/2021 | 27,270,000 | 63,622,000
2019/2020 | 52,726,000 | 49,882,000
2018/2019 | 45,363,000 | 9,776,000
2017/2018 | 7,826,000 | 16,033,000
Prior | 69,821,000 | 57,600,000
Total loans and leases | 244,662,000 | 231,394,000
Lease financing | Pass |  |
Credit quality |  |
2021/2022 | 41,656,000 | 33,980,000
2020/2021 | 26,813,000 | 60,650,000
2019/2020 | 49,889,000 | 48,236,000
2018/2019 | 43,989,000 | 9,449,000
2017/2018 | 7,801,000 | 15,009,000
Prior | 68,457,000 | 57,130,000
Total loans and leases | 238,605,000 | 224,454,000
Lease financing | Special mention |  |
Credit quality |  |
2021/2022 |  | 501,000
2020/2021 | 457,000 | 2,702,000
2019/2020 | 2,642,000 | 1,506,000
2018/2019 | 1,358,000 | 311,000
2017/2018 | 11,000 | 153,000
Prior | 17,000 |
Total loans and leases | 4,485,000 | 5,173,000
Lease financing | Substandard |  |
Credit quality |  |
2020/2021 |  | 270,000
2019/2020 | 195,000 | 140,000
2018/2019 | 16,000 | 16,000
2017/2018 | 14,000 | 871,000
Prior | 1,347,000 | 470,000
Total loans and leases | 1,572,000 | 1,767,000
Commercial Lending |  |
Credit quality |  |
2021/2022 | 842,447,000 | 1,546,370,000
2020/2021 | 1,378,063,000 | 660,901,000
2019/2020 | 606,448,000 | 1,084,436,000
2018/2019 | 889,878,000 | 774,149,000
2017/2018 | 654,513,000 | 554,759,000
Prior | 1,623,936,000 | 1,273,139,000
Revolving Loans Amortized Cost Basis | 856,025,000 | 821,218,000
Revolving Loans Converted to Term Loans Amortized Cost Basis | 20,083,000 | 57,113,000
Total loans and leases | $ 6,871,393,000 | $ 6,772,085,000

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