XML 63 R52.htm IDEA: XBRL DOCUMENT
v3.25.3

Allowance for Credit Losses - Schedule of the Recorded Investments by Credit Quality Indicator, by Loan Class (Details) - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Credit Quality Information |  |  |  |  |
Total | $ 18,241,907,000 |  | $ 18,241,907,000 |  | $ 9,779,288,000
Current-period gross writeoffs |  |  |  |  |
Total | 16,662,000 | $ 4,183,000 | 31,334,000 | $ 18,396,000 |
Definite Loss |  |  |  |  |
Credit Quality Information |  |  |  |  |
Total | 0 |  | 0 |  | 0
Commercial Real Estate |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 402,953,000 |  | 402,953,000 |  | 170,382,000
Year two | 548,419,000 |  | 548,419,000 |  | 395,770,000
Year three | 808,507,000 |  | 808,507,000 |  | 702,630,000
Year four | 1,452,121,000 |  | 1,452,121,000 |  | 749,832,000
Year five | 1,248,068,000 |  | 1,248,068,000 |  | 371,965,000
Prior | 2,798,150,000 |  | 2,798,150,000 |  | 1,573,722,000
Revolving Loans | 48,338,000 |  | 48,338,000 |  | 45,933,000
Revolving Loans Converted to Term Loans | 15,450,000 |  | 15,450,000 |  | 17,031,000
Total | 7,322,006,000 |  | 7,322,006,000 |  | 4,027,265,000
Current-period gross writeoffs |  |  |  |  |
Year one |  |  | 0 |  | 0
Year two |  |  | 0 |  | 0
Year three |  |  | 0 |  | 552,000
Year four |  |  | 0 |  | 0
Year five |  |  | 0 |  | 0
Prior |  |  | 1,467,000 |  | 3,874,000
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total |  |  | 1,467,000 |  | 4,426,000
Commercial Real Estate | Pass |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 402,953,000 |  | 402,953,000 |  | 147,877,000
Year two | 523,525,000 |  | 523,525,000 |  | 395,770,000
Year three | 795,627,000 |  | 795,627,000 |  | 677,054,000
Year four | 1,355,173,000 |  | 1,355,173,000 |  | 740,805,000
Year five | 1,186,218,000 |  | 1,186,218,000 |  | 368,755,000
Prior | 2,653,248,000 |  | 2,653,248,000 |  | 1,493,198,000
Revolving Loans | 45,164,000 |  | 45,164,000 |  | 45,933,000
Revolving Loans Converted to Term Loans | 15,057,000 |  | 15,057,000 |  | 16,620,000
Total | 6,976,965,000 |  | 6,976,965,000 |  | 3,886,012,000
Commercial Real Estate | OAEM |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 22,505,000
Year two | 1,789,000 |  | 1,789,000 |  | 0
Year three | 8,901,000 |  | 8,901,000 |  | 21,923,000
Year four | 36,175,000 |  | 36,175,000 |  | 3,611,000
Year five | 51,271,000 |  | 51,271,000 |  | 3,210,000
Prior | 58,551,000 |  | 58,551,000 |  | 41,704,000
Revolving Loans | 750,000 |  | 750,000 |  | 0
Revolving Loans Converted to Term Loans | 393,000 |  | 393,000 |  | 411,000
Total | 157,830,000 |  | 157,830,000 |  | 93,364,000
Commercial Real Estate | Substandard |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 23,105,000 |  | 23,105,000 |  | 0
Year three | 3,979,000 |  | 3,979,000 |  | 3,653,000
Year four | 60,773,000 |  | 60,773,000 |  | 5,416,000
Year five | 10,579,000 |  | 10,579,000 |  | 0
Prior | 86,351,000 |  | 86,351,000 |  | 38,820,000
Revolving Loans | 2,424,000 |  | 2,424,000 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 187,211,000 |  | 187,211,000 |  | 47,889,000
Multi-Family Mortgage |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 91,778,000 |  | 91,778,000 |  | 16,197,000
Year two | 101,283,000 |  | 101,283,000 |  | 67,890,000
Year three | 120,371,000 |  | 120,371,000 |  | 258,888,000
Year four | 605,934,000 |  | 605,934,000 |  | 255,454,000
Year five | 312,553,000 |  | 312,553,000 |  | 153,294,000
Prior | 853,424,000 |  | 853,424,000 |  | 592,135,000
Revolving Loans | 7,094,000 |  | 7,094,000 |  | 5,937,000
Revolving Loans Converted to Term Loans | 37,900,000 |  | 37,900,000 |  | 38,001,000
Total | 2,130,337,000 |  | 2,130,337,000 |  | 1,387,796,000
Current-period gross writeoffs |  |  |  |  |
Year one |  |  | 0 |  |
Year two |  |  | 0 |  |
Year three |  |  | 0 |  |
Year four |  |  | 0 |  |
Year five |  |  | 0 |  |
Prior |  |  | 2,220,000 |  |
Revolving Loans |  |  | 0 |  |
Revolving Loans Converted to Term Loans |  |  | 0 |  |
Total |  |  | 2,220,000 |  |
Multi-Family Mortgage | Pass |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 91,778,000 |  | 91,778,000 |  | 16,197,000
Year two | 101,283,000 |  | 101,283,000 |  | 67,890,000
Year three | 120,371,000 |  | 120,371,000 |  | 244,419,000
Year four | 592,148,000 |  | 592,148,000 |  | 243,977,000
Year five | 301,076,000 |  | 301,076,000 |  | 153,294,000
Prior | 839,979,000 |  | 839,979,000 |  | 572,534,000
Revolving Loans | 7,094,000 |  | 7,094,000 |  | 5,937,000
Revolving Loans Converted to Term Loans | 37,900,000 |  | 37,900,000 |  | 38,001,000
Total | 2,091,629,000 |  | 2,091,629,000 |  | 1,342,249,000
Multi-Family Mortgage | OAEM |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 11,606,000
Year four | 10,923,000 |  | 10,923,000 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 1,206,000 |  | 1,206,000 |  | 3,855,000
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 12,129,000 |  | 12,129,000 |  | 15,461,000
Multi-Family Mortgage | Substandard |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 2,863,000
Year four | 2,863,000 |  | 2,863,000 |  | 11,477,000
Year five | 11,477,000 |  | 11,477,000 |  | 0
Prior | 12,239,000 |  | 12,239,000 |  | 15,746,000
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 26,579,000 |  | 26,579,000 |  | 30,086,000
Construction |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 114,889,000 |  | 114,889,000 |  | 50,569,000
Year two | 118,783,000 |  | 118,783,000 |  | 24,642,000
Year three | 189,288,000 |  | 189,288,000 |  | 177,386,000
Year four | 296,852,000 |  | 296,852,000 |  | 37,832,000
Year five | 34,744,000 |  | 34,744,000 |  | 1,649,000
Prior | 1,159,000 |  | 1,159,000 |  | 221,000
Revolving Loans | 4,014,000 |  | 4,014,000 |  | 8,754,000
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 759,729,000 |  | 759,729,000 |  | 301,053,000
Construction | Pass |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 114,889,000 |  | 114,889,000 |  | 50,569,000
Year two | 118,783,000 |  | 118,783,000 |  | 24,642,000
Year three | 189,288,000 |  | 189,288,000 |  | 169,636,000
Year four | 225,096,000 |  | 225,096,000 |  | 37,832,000
Year five | 15,949,000 |  | 15,949,000 |  | 1,649,000
Prior | 1,159,000 |  | 1,159,000 |  | 221,000
Revolving Loans | 4,014,000 |  | 4,014,000 |  | 8,754,000
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 669,178,000 |  | 669,178,000 |  | 293,303,000
Construction | OAEM |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 7,750,000
Year four | 44,539,000 |  | 44,539,000 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 44,539,000 |  | 44,539,000 |  | 7,750,000
Construction | Substandard |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  |
Year two | 0 |  | 0 |  |
Year three | 0 |  | 0 |  |
Year four | 27,217,000 |  | 27,217,000 |  |
Year five | 18,795,000 |  | 18,795,000 |  |
Prior | 0 |  | 0 |  |
Revolving Loans | 0 |  | 0 |  |
Revolving Loans Converted to Term Loans | 0 |  | 0 |  |
Total | 46,012,000 |  | 46,012,000 |  |
Commercial |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 249,312,000 |  | 249,312,000 |  | 171,978,000
Year two | 342,760,000 |  | 342,760,000 |  | 256,271,000
Year three | 329,657,000 |  | 329,657,000 |  | 138,946,000
Year four | 230,180,000 |  | 230,180,000 |  | 109,332,000
Year five | 185,564,000 |  | 185,564,000 |  | 36,287,000
Prior | 207,383,000 |  | 207,383,000 |  | 99,717,000
Revolving Loans | 1,177,271,000 |  | 1,177,271,000 |  | 391,527,000
Revolving Loans Converted to Term Loans | 7,537,000 |  | 7,537,000 |  | 7,656,000
Total | 2,729,664,000 |  | 2,729,664,000 |  | 1,211,714,000
Current-period gross writeoffs |  |  |  |  |
Year one |  |  | 0 |  | 13,000
Year two |  |  | 405,000 |  | 4,000
Year three |  |  | 210,000 |  | 3,612,000
Year four |  |  | 5,145,000 |  | 100,000
Year five |  |  | 72,000 |  | 1,523,000
Prior |  |  | 20,000 |  | 1,596,000
Revolving Loans |  |  | 967,000 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total |  |  | 6,819,000 |  | 6,848,000
Commercial | Pass |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 249,312,000 |  | 249,312,000 |  | 171,978,000
Year two | 333,508,000 |  | 333,508,000 |  | 256,267,000
Year three | 324,860,000 |  | 324,860,000 |  | 138,946,000
Year four | 204,309,000 |  | 204,309,000 |  | 108,892,000
Year five | 176,870,000 |  | 176,870,000 |  | 35,090,000
Prior | 190,558,000 |  | 190,558,000 |  | 87,430,000
Revolving Loans | 1,085,700,000 |  | 1,085,700,000 |  | 383,725,000
Revolving Loans Converted to Term Loans | 6,432,000 |  | 6,432,000 |  | 6,962,000
Total | 2,571,549,000 |  | 2,571,549,000 |  | 1,189,290,000
Commercial | OAEM |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 6,749,000 |  | 6,749,000 |  | 0
Year three | 0 |  | 0 |  | 0
Year four | 20,654,000 |  | 20,654,000 |  | 48,000
Year five | 174,000 |  | 174,000 |  | 0
Prior | 5,006,000 |  | 5,006,000 |  | 284,000
Revolving Loans | 49,537,000 |  | 49,537,000 |  | 1,711,000
Revolving Loans Converted to Term Loans | 357,000 |  | 357,000 |  | 0
Total | 82,477,000 |  | 82,477,000 |  | 2,043,000
Commercial | Substandard |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 2,503,000 |  | 2,503,000 |  | 4,000
Year three | 4,797,000 |  | 4,797,000 |  | 0
Year four | 5,217,000 |  | 5,217,000 |  | 392,000
Year five | 8,520,000 |  | 8,520,000 |  | 1,197,000
Prior | 11,819,000 |  | 11,819,000 |  | 12,001,000
Revolving Loans | 42,034,000 |  | 42,034,000 |  | 6,091,000
Revolving Loans Converted to Term Loans | 737,000 |  | 737,000 |  | 365,000
Total | 75,627,000 |  | 75,627,000 |  | 20,050,000
Commercial | Doubtful |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 2,000
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 11,000 |  | 11,000 |  | 329,000
Total | 11,000 |  | 11,000 |  | 331,000
Equipment Financing |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 153,241,000 |  | 153,241,000 |  | 287,280,000
Year two | 261,509,000 |  | 261,509,000 |  | 367,484,000
Year three | 299,570,000 |  | 299,570,000 |  | 298,797,000
Year four | 243,195,000 |  | 243,195,000 |  | 151,092,000
Year five | 109,038,000 |  | 109,038,000 |  | 84,389,000
Prior | 118,613,000 |  | 118,613,000 |  | 88,072,000
Revolving Loans | 2,900,000 |  | 2,900,000 |  | 425,000
Revolving Loans Converted to Term Loans | 15,982,000 |  | 15,982,000 |  | 17,411,000
Total | 1,204,048,000 |  | 1,204,048,000 |  | 1,294,950,000
Current-period gross writeoffs |  |  |  |  |
Year one |  |  | 0 |  | 840,000
Year two |  |  | 550,000 |  | 2,801,000
Year three |  |  | 4,976,000 |  | 4,740,000
Year four |  |  | 4,538,000 |  | 1,430,000
Year five |  |  | 896,000 |  | 5,219,000
Prior |  |  | 1,888,000 |  | 4,166,000
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total |  |  | 12,848,000 |  | 19,196,000
Equipment Financing | Pass |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 153,241,000 |  | 153,241,000 |  | 287,280,000
Year two | 258,341,000 |  | 258,341,000 |  | 359,803,000
Year three | 287,346,000 |  | 287,346,000 |  | 289,487,000
Year four | 232,495,000 |  | 232,495,000 |  | 147,244,000
Year five | 105,490,000 |  | 105,490,000 |  | 83,664,000
Prior | 114,360,000 |  | 114,360,000 |  | 85,286,000
Revolving Loans | 2,900,000 |  | 2,900,000 |  | 425,000
Revolving Loans Converted to Term Loans | 4,436,000 |  | 4,436,000 |  | 5,881,000
Total | 1,158,609,000 |  | 1,158,609,000 |  | 1,259,070,000
Equipment Financing | OAEM |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 1,572,000
Year four | 1,140,000 |  | 1,140,000 |  | 930,000
Year five | 672,000 |  | 672,000 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 1,812,000 |  | 1,812,000 |  | 2,502,000
Equipment Financing | Substandard |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 3,168,000 |  | 3,168,000 |  | 7,681,000
Year three | 12,224,000 |  | 12,224,000 |  | 3,455,000
Year four | 7,704,000 |  | 7,704,000 |  | 2,918,000
Year five | 2,876,000 |  | 2,876,000 |  | 725,000
Prior | 4,235,000 |  | 4,235,000 |  | 2,771,000
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 11,546,000 |  | 11,546,000 |  | 11,530,000
Total | 41,753,000 |  | 41,753,000 |  | 29,080,000
Equipment Financing | Doubtful |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 4,283,000
Year four | 1,856,000 |  | 1,856,000 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 18,000 |  | 18,000 |  | 15,000
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 1,874,000 |  | 1,874,000 |  | 4,298,000
Other Consumer |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 10,014,000 |  | 10,014,000 |  | 373,000
Year two | 22,384,000 |  | 22,384,000 |  | 176,000
Year three | 24,701,000 |  | 24,701,000 |  | 84,000
Year four | 11,452,000 |  | 11,452,000 |  | 873,000
Year five | 6,448,000 |  | 6,448,000 |  | 0
Prior | 12,287,000 |  | 12,287,000 |  | 2,057,000
Revolving Loans | 80,026,000 |  | 80,026,000 |  | 60,789,000
Revolving Loans Converted to Term Loans | 17,000 |  | 17,000 |  | 15,000
Total | 167,329,000 |  | 167,329,000 |  | 64,367,000
Current-period gross writeoffs |  |  |  |  |
Year one |  |  | 9,000 |  | 7,000
Year two |  |  | 0 |  | 0
Year three |  |  | 1,000 |  | 3,000
Year four |  |  | 0 |  | 0
Year five |  |  | 0 |  | 1,000
Prior |  |  | 11,000 |  | 12,000
Revolving Loans |  |  | 0 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total |  |  | 21,000 |  | 23,000
Other Consumer | Pass |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 10,009,000 |  | 10,009,000 |  | 373,000
Year two | 22,311,000 |  | 22,311,000 |  | 176,000
Year three | 24,639,000 |  | 24,639,000 |  | 84,000
Year four | 11,378,000 |  | 11,378,000 |  | 873,000
Year five | 6,397,000 |  | 6,397,000 |  | 0
Prior | 12,201,000 |  | 12,201,000 |  | 2,057,000
Revolving Loans | 79,931,000 |  | 79,931,000 |  | 60,789,000
Revolving Loans Converted to Term Loans | 17,000 |  | 17,000 |  | 15,000
Total | 166,883,000 |  | 166,883,000 |  | 64,367,000
Other Consumer | OAEM |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  |
Year two | 5,000 |  | 5,000 |  |
Year three | 3,000 |  | 3,000 |  |
Year four | 28,000 |  | 28,000 |  |
Year five | 0 |  | 0 |  |
Prior | 2,000 |  | 2,000 |  |
Revolving Loans | 10,000 |  | 10,000 |  |
Revolving Loans Converted to Term Loans | 0 |  | 0 |  |
Total | 48,000 |  | 48,000 |  |
Other Consumer | Substandard |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 5,000 |  | 5,000 |  |
Year two | 68,000 |  | 68,000 |  |
Year three | 59,000 |  | 59,000 |  |
Year four | 46,000 |  | 46,000 |  |
Year five | 51,000 |  | 51,000 |  |
Prior | 84,000 |  | 84,000 |  |
Revolving Loans | 85,000 |  | 85,000 |  |
Revolving Loans Converted to Term Loans | 0 |  | 0 |  |
Total | 398,000 |  | 398,000 |  |
Total |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 1,022,187,000 |  | 1,022,187,000 |  | 696,779,000
Year two | 1,395,138,000 |  | 1,395,138,000 |  | 1,112,233,000
Year three | 1,772,094,000 |  | 1,772,094,000 |  | 1,576,731,000
Year four | 2,839,734,000 |  | 2,839,734,000 |  | 1,304,415,000
Year five | 1,896,415,000 |  | 1,896,415,000 |  | 647,584,000
Prior | 3,991,016,000 |  | 3,991,016,000 |  | 2,355,924,000
Revolving Loans | 1,319,643,000 |  | 1,319,643,000 |  | 513,365,000
Revolving Loans Converted to Term Loans | 76,886,000 |  | 76,886,000 |  | 80,114,000
Total | 14,313,113,000 |  | 14,313,113,000 |  | 8,287,145,000
Total | Pass |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 1,022,182,000 |  | 1,022,182,000 |  | 674,274,000
Year two | 1,357,751,000 |  | 1,357,751,000 |  | 1,104,548,000
Year three | 1,742,131,000 |  | 1,742,131,000 |  | 1,519,626,000
Year four | 2,620,599,000 |  | 2,620,599,000 |  | 1,279,623,000
Year five | 1,792,000,000 |  | 1,792,000,000 |  | 642,452,000
Prior | 3,811,505,000 |  | 3,811,505,000 |  | 2,240,726,000
Revolving Loans | 1,224,803,000 |  | 1,224,803,000 |  | 505,563,000
Revolving Loans Converted to Term Loans | 63,842,000 |  | 63,842,000 |  | 67,479,000
Total | 13,634,813,000 |  | 13,634,813,000 |  | 8,034,291,000
Total | OAEM |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 22,505,000
Year two | 8,543,000 |  | 8,543,000 |  | 0
Year three | 8,904,000 |  | 8,904,000 |  | 42,851,000
Year four | 113,459,000 |  | 113,459,000 |  | 4,589,000
Year five | 52,117,000 |  | 52,117,000 |  | 3,210,000
Prior | 64,765,000 |  | 64,765,000 |  | 45,843,000
Revolving Loans | 50,297,000 |  | 50,297,000 |  | 1,711,000
Revolving Loans Converted to Term Loans | 750,000 |  | 750,000 |  | 411,000
Total | 298,835,000 |  | 298,835,000 |  | 121,120,000
Total | Substandard |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 5,000 |  | 5,000 |  | 0
Year two | 28,844,000 |  | 28,844,000 |  | 7,685,000
Year three | 21,059,000 |  | 21,059,000 |  | 9,971,000
Year four | 103,820,000 |  | 103,820,000 |  | 20,203,000
Year five | 52,298,000 |  | 52,298,000 |  | 1,922,000
Prior | 114,728,000 |  | 114,728,000 |  | 69,338,000
Revolving Loans | 44,543,000 |  | 44,543,000 |  | 6,091,000
Revolving Loans Converted to Term Loans | 12,283,000 |  | 12,283,000 |  | 11,895,000
Total | 377,580,000 |  | 377,580,000 |  | 127,105,000
Total | Doubtful |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 4,283,000
Year four | 1,856,000 |  | 1,856,000 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 18,000 |  | 18,000 |  | 17,000
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 11,000 |  | 11,000 |  | 329,000
Total | 1,885,000 |  | 1,885,000 |  | 4,629,000
Residential |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 284,299,000 |  | 284,299,000 |  | 128,358,000
Year two | 379,248,000 |  | 379,248,000 |  | 84,375,000
Year three | 554,425,000 |  | 554,425,000 |  | 184,146,000
Year four | 703,880,000 |  | 703,880,000 |  | 217,510,000
Year five | 292,883,000 |  | 292,883,000 |  | 120,301,000
Prior | 1,058,130,000 |  | 1,058,130,000 |  | 372,106,000
Revolving Loans | 5,183,000 |  | 5,183,000 |  | 7,936,000
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 3,278,048,000 |  | 3,278,048,000 |  | 1,114,732,000
Current-period gross writeoffs |  |  |  |  |
Year one |  |  | 0 |  |
Year two |  |  | 0 |  |
Year three |  |  | 0 |  |
Year four |  |  | 0 |  |
Year five |  |  | 0 |  |
Prior |  |  | 1,000 |  |
Revolving Loans |  |  | 0 |  |
Revolving Loans Converted to Term Loans |  |  | 0 |  |
Total |  |  | 1,000 |  |
Residential | Over 700 |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 259,152,000 |  | 259,152,000 |  | 119,843,000
Year two | 349,012,000 |  | 349,012,000 |  | 75,397,000
Year three | 510,742,000 |  | 510,742,000 |  | 167,352,000
Year four | 548,127,000 |  | 548,127,000 |  | 204,738,000
Year five | 262,109,000 |  | 262,109,000 |  | 110,663,000
Prior | 783,493,000 |  | 783,493,000 |  | 341,746,000
Revolving Loans | 4,551,000 |  | 4,551,000 |  | 7,936,000
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 2,717,186,000 |  | 2,717,186,000 |  | 1,027,675,000
Residential | 661 - 700 |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 6,793,000 |  | 6,793,000 |  | 6,444,000
Year two | 18,631,000 |  | 18,631,000 |  | 7,330,000
Year three | 24,350,000 |  | 24,350,000 |  | 7,734,000
Year four | 36,038,000 |  | 36,038,000 |  | 6,915,000
Year five | 14,452,000 |  | 14,452,000 |  | 4,622,000
Prior | 76,984,000 |  | 76,984,000 |  | 12,583,000
Revolving Loans | 8,000 |  | 8,000 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 177,256,000 |  | 177,256,000 |  | 45,628,000
Residential | 600 and below |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 1,040,000 |  | 1,040,000 |  | 2,040,000
Year two | 4,635,000 |  | 4,635,000 |  | 1,111,000
Year three | 13,484,000 |  | 13,484,000 |  | 7,711,000
Year four | 14,175,000 |  | 14,175,000 |  | 4,976,000
Year five | 10,231,000 |  | 10,231,000 |  | 5,016,000
Prior | 47,929,000 |  | 47,929,000 |  | 13,024,000
Revolving Loans | 0 |  | 0 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 91,494,000 |  | 91,494,000 |  | 33,878,000
Residential | Data not available |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 17,314,000 |  | 17,314,000 |  | 31,000
Year two | 6,970,000 |  | 6,970,000 |  | 537,000
Year three | 5,849,000 |  | 5,849,000 |  | 1,349,000
Year four | 105,540,000 |  | 105,540,000 |  | 881,000
Year five | 6,091,000 |  | 6,091,000 |  | 0
Prior | 149,724,000 |  | 149,724,000 |  | 4,753,000
Revolving Loans | 624,000 |  | 624,000 |  | 0
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | 292,112,000 |  | 292,112,000 |  | 7,551,000
Home Equity |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 2,064,000 |  | 2,064,000 |  | 1,862,000
Year two | 1,654,000 |  | 1,654,000 |  | 5,491,000
Year three | 4,709,000 |  | 4,709,000 |  | 3,645,000
Year four | 3,344,000 |  | 3,344,000 |  | 1,440,000
Year five | 864,000 |  | 864,000 |  | 547,000
Prior | 7,107,000 |  | 7,107,000 |  | 7,706,000
Revolving Loans | 624,431,000 |  | 624,431,000 |  | 349,574,000
Revolving Loans Converted to Term Loans | 6,573,000 |  | 6,573,000 |  | 7,146,000
Total | 650,746,000 |  | 650,746,000 |  | 377,411,000
Current-period gross writeoffs |  |  |  |  |
Year one |  |  | 0 |  | 0
Year two |  |  | 0 |  | 0
Year three |  |  | 0 |  | 16,000
Year four |  |  | 0 |  | 0
Year five |  |  | 0 |  | 0
Prior |  |  | 0 |  | 0
Revolving Loans |  |  | 10,000 |  | 0
Revolving Loans Converted to Term Loans |  |  | 0 |  | 0
Total |  |  | 10,000 |  | 16,000
Home Equity | Over 700 |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 1,920,000 |  | 1,920,000 |  | 1,696,000
Year two | 1,539,000 |  | 1,539,000 |  | 4,686,000
Year three | 3,857,000 |  | 3,857,000 |  | 3,492,000
Year four | 3,081,000 |  | 3,081,000 |  | 1,402,000
Year five | 864,000 |  | 864,000 |  | 529,000
Prior | 6,019,000 |  | 6,019,000 |  | 7,003,000
Revolving Loans | 537,977,000 |  | 537,977,000 |  | 316,187,000
Revolving Loans Converted to Term Loans | 2,642,000 |  | 2,642,000 |  | 5,446,000
Total | 557,899,000 |  | 557,899,000 |  | 340,441,000
Home Equity | 661 - 700 |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 87,000 |  | 87,000 |  | 166,000
Year two | 25,000 |  | 25,000 |  | 400,000
Year three | 162,000 |  | 162,000 |  | 21,000
Year four | 187,000 |  | 187,000 |  | 38,000
Year five | 0 |  | 0 |  | 0
Prior | 557,000 |  | 557,000 |  | 326,000
Revolving Loans | 57,437,000 |  | 57,437,000 |  | 18,700,000
Revolving Loans Converted to Term Loans | 1,195,000 |  | 1,195,000 |  | 505,000
Total | 59,650,000 |  | 59,650,000 |  | 20,156,000
Home Equity | 600 and below |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 55,000 |  | 55,000 |  | 0
Year two | 90,000 |  | 90,000 |  | 405,000
Year three | 676,000 |  | 676,000 |  | 132,000
Year four | 76,000 |  | 76,000 |  | 0
Year five | 0 |  | 0 |  | 18,000
Prior | 318,000 |  | 318,000 |  | 373,000
Revolving Loans | 26,461,000 |  | 26,461,000 |  | 12,121,000
Revolving Loans Converted to Term Loans | 2,736,000 |  | 2,736,000 |  | 1,195,000
Total | 30,412,000 |  | 30,412,000 |  | 14,244,000
Home Equity | Data not available |  |  |  |  |
Credit Quality Information |  |  |  |  |
Year one | 2,000 |  | 2,000 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 14,000 |  | 14,000 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 213,000 |  | 213,000 |  | 4,000
Revolving Loans | 2,556,000 |  | 2,556,000 |  | 2,566,000
Revolving Loans Converted to Term Loans | 0 |  | 0 |  | 0
Total | $ 2,785,000 |  | $ 2,785,000 |  | $ 2,570,000

X
- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoffByOriginationYearAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated more than five years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable that can be withdrawn, repaid, and redrawn. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolving
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, of revolving financing receivable converted to term loan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6A -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of revolving financing receivable converted to term loan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6A -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6A + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoanWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable that can be withdrawn, repaid, and redrawn. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated four years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated three years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated in current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated two years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in fiscal year before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 Reference 11: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 12: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 13: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 14: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (e)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 15: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (e)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 16: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 17: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 18: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 19: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 20: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 21: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 22: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 29 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-29 Reference 23: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_UnlikelyToBeCollectedFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bbt_CommercialRealEstateMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bbt_CommercialRealEstateMultiFamilyReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_DoubtfulMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bbt_CommercialLoansEquipmentFinancingLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bbt_OtherConsumerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=bbt_TotalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bbt_FinancingReceivableInformationByCreditScoreAxis=bbt_CreditScoreGreaterThan700Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bbt_FinancingReceivableInformationByCreditScoreAxis=bbt_CreditScore661To700Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bbt_FinancingReceivableInformationByCreditScoreAxis=bbt_CreditScoreEqualToOrBelow660Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bbt_FinancingReceivableInformationByCreditScoreAxis=bbt_CreditScoreDataNotAvailableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |