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Allowance for Credit Losses - Amortized Cost Basis by Year of Origination and Credit Quality Indicator (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Credit quality |  |
Financing Receivable, before Allowance for Credit Loss, Total | $ 14,092,012 | $ 12,961,999
Loss |  |
Credit quality |  |
Financing Receivable, before Allowance for Credit Loss, Total | 0 | 0
Residential Lending: Residential Mortgage |  |
Credit quality |  |
2021/2022 | 687,599 | 1,304,978
2020/2021 | 1,227,369 | 753,668
2019/2020 | 677,025 | 363,415
2018/2019 | 309,308 | 266,368
2017/2018 | 217,050 | 332,041
Prior | 1,174,681 | 1,062,135
Revolving Loans Amortized Cost Basis | 9,202 | 44
Revolving Loans Converted to Term Loans Amortized Cost Basis | 554 | 718
Financing Receivable, before Allowance for Credit Loss, Total | 4,302,788 | 4,083,367
Residential Lending: Residential Mortgage | 740 and greater |  |
Credit quality |  |
2021/2022 | 557,636 | 1,101,958
2020/2021 | 1,064,444 | 635,061
2019/2020 | 560,463 | 286,993
2018/2019 | 245,241 | 198,622
2017/2018 | 165,258 | 251,906
Prior | 920,100 | 829,175
Financing Receivable, before Allowance for Credit Loss, Total | 3,513,142 | 3,303,715
Residential Lending: Residential Mortgage | 680 - 739 |  |
Credit quality |  |
2021/2022 | 73,929 | 140,997
2020/2021 | 112,672 | 81,590
2019/2020 | 82,416 | 45,163
2018/2019 | 40,355 | 27,315
2017/2018 | 22,126 | 32,855
Prior | 130,508 | 125,906
Financing Receivable, before Allowance for Credit Loss, Total | 462,006 | 453,826
Residential Lending: Residential Mortgage | 620 - 679 |  |
Credit quality |  |
2021/2022 | 12,320 | 15,781
2020/2021 | 13,804 | 11,943
2019/2020 | 9,881 | 5,268
2018/2019 | 3,649 | 10,149
2017/2018 | 3,054 | 9,069
Prior | 35,441 | 37,404
Financing Receivable, before Allowance for Credit Loss, Total | 78,149 | 89,614
Residential Lending: Residential Mortgage | 550 - 619 |  |
Credit quality |  |
2021/2022 | 2,455 | 1,735
2020/2021 | 2,246 | 873
2019/2020 | 1,791 | 698
2018/2019 | 263 | 533
2017/2018 | 601 | 2,033
Prior | 6,955 | 7,475
Financing Receivable, before Allowance for Credit Loss, Total | 14,311 | 13,347
Residential Lending: Residential Mortgage | Less than 550 |  |
Credit quality |  |
2020/2021 | 1,321 |
2019/2020 | 367 |
2018/2019 |  | 345
2017/2018 | 966 | 2,603
Prior | 5,304 | 2,838
Financing Receivable, before Allowance for Credit Loss, Total | 7,958 | 5,786
Residential Lending: Residential Mortgage | No Score |  |
Credit quality |  |
2021/2022 | 22,289 | 18,882
2020/2021 | 14,671 | 7,938
2019/2020 | 6,820 | 15,051
2018/2019 | 10,599 | 18,107
2017/2018 | 15,921 | 17,333
Prior | 47,245 | 42,185
Financing Receivable, before Allowance for Credit Loss, Total | 117,545 | 119,496
Residential Lending: Residential Mortgage | Fico Other |  |
Credit quality |  |
2021/2022 | 18,970 | 25,625
2020/2021 | 18,211 | 16,263
2019/2020 | 15,287 | 10,242
2018/2019 | 9,201 | 11,297
2017/2018 | 9,124 | 16,242
Prior | 29,128 | 17,152
Revolving Loans Amortized Cost Basis | 9,202 | 44
Revolving Loans Converted to Term Loans Amortized Cost Basis | 554 | 718
Financing Receivable, before Allowance for Credit Loss, Total | 109,677 | 97,583
Home equity line |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis |  | 867,251
Revolving Loans Converted to Term Loans Amortized Cost Basis |  | 9,357
Financing Receivable, before Allowance for Credit Loss, Total |  | 876,608
Home equity line | 740 and greater |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 817,123 | 671,566
Revolving Loans Converted to Term Loans Amortized Cost Basis | 2,059 | 1,873
Financing Receivable, before Allowance for Credit Loss, Total | 819,182 | 673,439
Home equity line | 680 - 739 |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 171,117 | 141,889
Revolving Loans Converted to Term Loans Amortized Cost Basis | 2,714 | 3,968
Financing Receivable, before Allowance for Credit Loss, Total | 173,831 | 145,857
Home equity line | 620 - 679 |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 45,368 | 37,815
Revolving Loans Converted to Term Loans Amortized Cost Basis | 2,100 | 2,500
Financing Receivable, before Allowance for Credit Loss, Total | 47,468 | 40,315
Home equity line | 550 - 619 |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 7,485 | 9,090
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1,029 | 948
Financing Receivable, before Allowance for Credit Loss, Total | 8,514 | 10,038
Home equity line | Less than 550 |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 1,151 | 2,574
Revolving Loans Converted to Term Loans Amortized Cost Basis | 481 | 68
Financing Receivable, before Allowance for Credit Loss, Total | 1,632 | 2,642
Home equity line | No Score |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 4,724 | 4,317
Financing Receivable, before Allowance for Credit Loss, Total | 4,724 | 4,317
Total loans |  |
Credit quality |  |
2021/2022 | 2,560,433 | 3,157,488
2020/2021 | 2,880,346 | 1,588,735
2019/2020 | 1,319,250 | 1,632,764
2018/2019 | 1,311,719 | 1,164,714
2017/2018 | 825,528 | 954,259
Prior | 2,699,183 | 2,359,432
Revolving Loans Amortized Cost Basis | 2,467,297 | 2,033,383
Revolving Loans Converted to Term Loans Amortized Cost Basis | 28,256 | 71,224
Financing Receivable, before Allowance for Credit Loss, Total | 14,092,012 | 12,961,999
Residential Portfolio Segment [Member] |  |
Credit quality |  |
Financing Receivable, before Allowance for Credit Loss, Total | 4,302,788 | 4,083,367
Residential Portfolio Segment [Member] | Home equity line |  |
Credit quality |  |
2021/2022 |  | 1,304,978
2020/2021 |  | 753,668
2019/2020 |  | 363,415
2018/2019 |  | 266,368
2017/2018 |  | 332,041
Prior |  | 1,062,135
Revolving Loans Amortized Cost Basis |  | 867,295
Revolving Loans Converted to Term Loans Amortized Cost Basis |  | 10,075
Financing Receivable, before Allowance for Credit Loss, Total |  | 4,959,975
Home equity Line |  |
Credit quality |  |
Financing Receivable, before Allowance for Credit Loss, Total | 1,055,351 | 876,608
Consumer Portfolio Segment [Member] |  |
Credit quality |  |
2021/2022 | 335,116 | 306,140
2020/2021 | 218,940 | 174,166
2019/2020 | 112,885 | 184,913
2018/2019 | 105,789 | 124,197
2017/2018 | 57,786 | 67,459
Prior | 28,131 | 24,158
Revolving Loans Amortized Cost Basis | 361,126 | 344,870
Revolving Loans Converted to Term Loans Amortized Cost Basis | 3,161 | 4,036
Financing Receivable, before Allowance for Credit Loss, Total | 1,222,934 | 1,229,939
Consumer Portfolio Segment [Member] | 740 and greater |  |
Credit quality |  |
2021/2022 | 200,887 | 155,929
2020/2021 | 111,047 | 83,337
2019/2020 | 53,534 | 79,617
2018/2019 | 43,912 | 56,707
2017/2018 | 24,951 | 24,525
Prior | 8,432 | 8,067
Revolving Loans Amortized Cost Basis | 125,126 | 117,843
Revolving Loans Converted to Term Loans Amortized Cost Basis | 185 | 209
Financing Receivable, before Allowance for Credit Loss, Total | 568,074 | 526,234
Consumer Portfolio Segment [Member] | 680 - 739 |  |
Credit quality |  |
2021/2022 | 99,787 | 93,214
2020/2021 | 67,140 | 56,327
2019/2020 | 37,260 | 55,126
2018/2019 | 31,751 | 34,049
2017/2018 | 15,874 | 17,527
Prior | 7,665 | 6,315
Revolving Loans Amortized Cost Basis | 72,101 | 69,366
Revolving Loans Converted to Term Loans Amortized Cost Basis | 514 | 707
Financing Receivable, before Allowance for Credit Loss, Total | 332,092 | 332,631
Consumer Portfolio Segment [Member] | 620 - 679 |  |
Credit quality |  |
2021/2022 | 25,949 | 41,671
2020/2021 | 29,587 | 21,986
2019/2020 | 14,226 | 28,491
2018/2019 | 16,872 | 19,403
2017/2018 | 9,672 | 12,952
Prior | 6,488 | 5,324
Revolving Loans Amortized Cost Basis | 31,854 | 31,165
Revolving Loans Converted to Term Loans Amortized Cost Basis | 937 | 1,175
Financing Receivable, before Allowance for Credit Loss, Total | 135,585 | 162,167
Consumer Portfolio Segment [Member] | 550 - 619 |  |
Credit quality |  |
2021/2022 | 3,017 | 7,836
2020/2021 | 5,475 | 8,265
2019/2020 | 5,226 | 13,265
2018/2019 | 8,056 | 10,497
2017/2018 | 5,396 | 7,469
Prior | 3,924 | 3,244
Revolving Loans Amortized Cost Basis | 11,269 | 10,359
Revolving Loans Converted to Term Loans Amortized Cost Basis | 854 | 1,089
Financing Receivable, before Allowance for Credit Loss, Total | 43,217 | 62,024
Consumer Portfolio Segment [Member] | Less than 550 |  |
Credit quality |  |
2021/2022 | 656 | 2,272
2020/2021 | 1,351 | 3,867
2019/2020 | 2,286 | 6,646
2018/2019 | 3,779 | 3,484
2017/2018 | 1,869 | 2,739
Prior | 1,593 | 1,175
Revolving Loans Amortized Cost Basis | 3,541 | 3,195
Revolving Loans Converted to Term Loans Amortized Cost Basis | 443 | 536
Financing Receivable, before Allowance for Credit Loss, Total | 15,518 | 23,914
Consumer Portfolio Segment [Member] | No Score |  |
Credit quality |  |
2021/2022 | 3,205 | 481
2020/2021 | 258 | 19
2019/2020 |  | 56
2018/2019 | 51 | 40
2017/2018 | 24 | 65
Prior | 29 | 2
Revolving Loans Amortized Cost Basis | 38,805 | 35,414
Revolving Loans Converted to Term Loans Amortized Cost Basis | 227 | 320
Financing Receivable, before Allowance for Credit Loss, Total | 42,599 | 36,397
Consumer Portfolio Segment [Member] | Fico Other |  |
Credit quality |  |
2021/2022 | 1,615 | 4,737
2020/2021 | 4,082 | 365
2019/2020 | 353 | 1,712
2018/2019 | 1,368 | 17
2017/2018 |  | 2,182
Prior |  | 31
Revolving Loans Amortized Cost Basis | 78,430 | 77,528
Revolving Loans Converted to Term Loans Amortized Cost Basis | 1 |
Financing Receivable, before Allowance for Credit Loss, Total | 85,849 | 86,572
Residential Mortgage loans |  |
Credit quality |  |
2021/2022 | 687,599 |
2020/2021 | 1,227,369 |
2019/2020 | 677,025 |
2018/2019 | 309,308 |
2017/2018 | 217,050 |
Prior | 1,174,681 |
Revolving Loans Amortized Cost Basis | 1,056,170 |
Revolving Loans Converted to Term Loans Amortized Cost Basis | 8,937 |
Financing Receivable, before Allowance for Credit Loss, Total | 5,358,139 |
Home Equity Loans and Lines of Credit |  |
Credit quality |  |
Revolving Loans Amortized Cost Basis | 1,046,968 |
Revolving Loans Converted to Term Loans Amortized Cost Basis | 8,383 |
Financing Receivable, before Allowance for Credit Loss, Total | 1,055,351 |
Commercial and Industrial |  |
Credit quality |  |
2021/2022 | 380,244 | 637,126
2020/2021 | 430,817 | 142,497
2019/2020 | 61,473 | 237,293
2018/2019 | 177,922 | 106,699
2017/2018 | 54,209 | 32,409
Prior | 140,740 | 177,825
Revolving Loans Amortized Cost Basis | 974,334 | 711,028
Revolving Loans Converted to Term Loans Amortized Cost Basis | 16,158 | 42,222
Financing Receivable, before Allowance for Credit Loss, Total | 2,235,897 | 2,087,099
Commercial and Industrial | Pass |  |
Credit quality |  |
2021/2022 | 359,881 | 623,098
2020/2021 | 422,567 | 129,665
2019/2020 | 54,656 | 223,388
2018/2019 | 170,222 | 88,409
2017/2018 | 51,476 | 29,380
Prior | 137,257 | 168,591
Revolving Loans Amortized Cost Basis | 894,384 | 644,947
Revolving Loans Converted to Term Loans Amortized Cost Basis | 15,715 | 40,193
Financing Receivable, before Allowance for Credit Loss, Total | 2,106,158 | 1,947,671
Commercial and Industrial | Special mention |  |
Credit quality |  |
2021/2022 | 2,059 | 397
2020/2021 | 240 | 4,382
2019/2020 | 1,371 | 4,213
2018/2019 | 2,643 | 12,552
2017/2018 | 184 | 974
Prior | 1,431 | 5,313
Revolving Loans Amortized Cost Basis | 22,897 | 4,804
Revolving Loans Converted to Term Loans Amortized Cost Basis | 378 | 986
Financing Receivable, before Allowance for Credit Loss, Total | 31,203 | 33,621
Commercial and Industrial | Substandard |  |
Credit quality |  |
2021/2022 | 625 | 354
2020/2021 | 289 | 1,380
2019/2020 | 1,117 | 1,951
2018/2019 | 1,092 | 1,285
2017/2018 | 668 | 60
Prior | 885 | 3,551
Revolving Loans Amortized Cost Basis | 14,733 | 17,893
Revolving Loans Converted to Term Loans Amortized Cost Basis | 65 | 1,043
Financing Receivable, before Allowance for Credit Loss, Total | 19,474 | 27,517
Commercial and Industrial | Other Indicator |  |
Credit quality |  |
2021/2022 | 17,679 | 13,277
2020/2021 | 7,721 | 7,070
2019/2020 | 4,329 | 7,741
2018/2019 | 3,965 | 4,453
2017/2018 | 1,881 | 1,995
Prior | 1,167 | 370
Revolving Loans Amortized Cost Basis | 42,320 | 43,384
Financing Receivable, before Allowance for Credit Loss, Total | 79,062 | 78,290
Commercial real estate |  |
Credit quality |  |
2021/2022 | 889,753 | 693,370
2020/2021 | 695,882 | 338,140
2019/2020 | 320,566 | 582,386
2018/2019 | 580,465 | 496,985
2017/2018 | 397,690 | 440,863
Prior | 1,199,197 | 986,450
Revolving Loans Amortized Cost Basis | 48,756 | 86,538
Revolving Loans Converted to Term Loans Amortized Cost Basis |  | 14,891
Financing Receivable, before Allowance for Credit Loss, Total | 4,132,309 | 3,639,623
Commercial real estate | Pass |  |
Credit quality |  |
2021/2022 | 889,583 | 693,370
2020/2021 | 695,882 | 338,140
2019/2020 | 319,838 | 533,887
2018/2019 | 565,587 | 487,739
2017/2018 | 395,474 | 415,186
Prior | 1,173,163 | 940,732
Revolving Loans Amortized Cost Basis | 48,081 | 78,479
Revolving Loans Converted to Term Loans Amortized Cost Basis |  | 14,891
Financing Receivable, before Allowance for Credit Loss, Total | 4,087,608 | 3,502,424
Commercial real estate | Special mention |  |
Credit quality |  |
2021/2022 | 170 |
2019/2020 | 555 | 48,499
2018/2019 | 14,878 | 7,470
2017/2018 | 512 | 25,513
Prior | 11,398 | 30,255
Revolving Loans Amortized Cost Basis | 675 | 7,600
Financing Receivable, before Allowance for Credit Loss, Total | 28,188 | 119,337
Commercial real estate | Substandard |  |
Credit quality |  |
2019/2020 | 173 |
2018/2019 |  | 1,776
2017/2018 | 1,704 | 164
Prior | 14,485 | 15,303
Revolving Loans Amortized Cost Basis |  | 459
Financing Receivable, before Allowance for Credit Loss, Total | 16,362 | 17,702
Commercial real estate | Other Indicator |  |
Credit quality |  |
Prior | 151 | 160
Financing Receivable, before Allowance for Credit Loss, Total | 151 | 160
Construction |  |
Credit quality |  |
2021/2022 | 154,158 | 181,393
2020/2021 | 282,875 | 116,642
2019/2020 | 101,109 | 214,875
2018/2019 | 99,422 | 160,689
2017/2018 | 92,778 | 65,454
Prior | 87,390 | 51,264
Revolving Loans Amortized Cost Basis | 26,911 | 23,652
Financing Receivable, before Allowance for Credit Loss, Total | 844,643 | 813,969
Construction | Pass |  |
Credit quality |  |
2021/2022 | 124,464 | 154,558
2020/2021 | 261,536 | 107,767
2019/2020 | 96,423 | 210,314
2018/2019 | 97,000 | 155,311
2017/2018 | 88,973 | 62,770
Prior | 84,704 | 48,021
Revolving Loans Amortized Cost Basis | 25,957 | 22,859
Financing Receivable, before Allowance for Credit Loss, Total | 779,057 | 761,600
Construction | Special mention |  |
Credit quality |  |
2019/2020 |  | 244
2018/2019 | 221 | 707
Prior |  | 356
Financing Receivable, before Allowance for Credit Loss, Total | 221 | 1,307
Construction | Substandard |  |
Credit quality |  |
2018/2019 |  | 363
2017/2018 | 21 |
Prior | 490 | 839
Financing Receivable, before Allowance for Credit Loss, Total | 511 | 1,202
Construction | Other Indicator |  |
Credit quality |  |
2021/2022 | 29,694 | 26,835
2020/2021 | 21,339 | 8,875
2019/2020 | 4,686 | 4,317
2018/2019 | 2,201 | 4,308
2017/2018 | 3,784 | 2,684
Prior | 2,196 | 2,048
Revolving Loans Amortized Cost Basis | 954 | 793
Financing Receivable, before Allowance for Credit Loss, Total | 64,854 | 49,860
Lease financing |  |
Credit quality |  |
2021/2022 | 113,563 | 34,481
2020/2021 | 24,463 | 63,622
2019/2020 | 46,192 | 49,882
2018/2019 | 38,813 | 9,776
2017/2018 | 6,015 | 16,033
Prior | 69,044 | 57,600
Financing Receivable, before Allowance for Credit Loss, Total | 298,090 | 231,394
Lease financing | Pass |  |
Credit quality |  |
2021/2022 | 113,563 | 33,980
2020/2021 | 24,052 | 60,650
2019/2020 | 43,497 | 48,236
2018/2019 | 37,502 | 9,449
2017/2018 | 6,004 | 15,009
Prior | 67,687 | 57,130
Financing Receivable, before Allowance for Credit Loss, Total | 292,305 | 224,454
Lease financing | Special mention |  |
Credit quality |  |
2021/2022 |  | 501
2020/2021 | 411 | 2,702
2019/2020 | 2,498 | 1,506
2018/2019 | 1,299 | 311
2017/2018 |  | 153
Financing Receivable, before Allowance for Credit Loss, Total | 4,208 | 5,173
Lease financing | Substandard |  |
Credit quality |  |
2020/2021 |  | 270
2019/2020 | 197 | 140
2018/2019 | 12 | 16
2017/2018 | 11 | 871
Prior | 1,357 | 470
Financing Receivable, before Allowance for Credit Loss, Total | 1,577 | 1,767
Commercial Lending |  |
Credit quality |  |
2021/2022 | 1,537,718 | 1,546,370
2020/2021 | 1,434,037 | 660,901
2019/2020 | 529,340 | 1,084,436
2018/2019 | 896,622 | 774,149
2017/2018 | 550,692 | 554,759
Prior | 1,496,371 | 1,273,139
Revolving Loans Amortized Cost Basis | 1,050,001 | 821,218
Revolving Loans Converted to Term Loans Amortized Cost Basis | 16,158 | 57,113
Financing Receivable, before Allowance for Credit Loss, Total | $ 7,510,939 | $ 6,772,085

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- Definition Amount of financing receivable converted to term loans, amortized cost basis. + References No definition available. + Details
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- 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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 + Details
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- 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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
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- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
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- 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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919232-210447 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 3B -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267963-210447 + Details
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