XML 62 R52.htm IDEA: XBRL DOCUMENT
v3.23.1

Loans, Allowance for Credit Losses, and Asset Quality Information - Schedule of Recorded Investment in Loans by Credit Quality Indicators (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | $ 436,460 |  | $ 2,200,727
Year two | 2,422,053 |  | 1,850,445
Year three | 1,999,244 |  | 897,337
Year four | 975,055 |  | 444,804
Year five | 468,502 |  | 957
Prior | 728,212 |  | 750,041
Revolving | 770,713 |  | 522,237
Total | 7,800,239 |  | 6,666,548
Unamortized net deferred loan fees | (1,276) |  | (1,403)
Total loans, net of deferred loan fees | 7,798,963 |  | 6,665,145
Total gross charge-offs, year to date |  |  |
2023 | 0 |  |
2022 | 129 |  |
2021 | 937 |  |
2020 | 24 |  |
2019 | 299 |  |
Prior | 651 |  |
Revolving | 581 |  |
Total | 2,621 | $ 1,043 | 4,465
Commercial, financial, and agricultural |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Total | 885,032 |  | 641,941
Total gross charge-offs, year to date |  |  |
Total | 2,177 | 790 | 2,519
Consumer loans |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 4,985 |  | 35,726
Year two | 18,604 |  | 7,977
Year three | 8,128 |  | 3,613
Year four | 3,646 |  | 1,057
Year five | 1,042 |  | 3
Prior | 1,041 |  | 1,275
Revolving | 30,610 |  | 11,008
Total | 68,056 |  | 60,659
Total gross charge-offs, year to date |  |  |
2023 | 0 |  |
2022 | 0 |  |
2021 | 11 |  |
2020 | 3 |  |
2019 | 0 |  |
Prior | 0 |  |
Revolving | 193 |  |
Total | 207 | 167 | 840
Commercial, financial, and agricultural |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 31,335 |  | 186,243
Year two | 192,922 |  | 109,822
Year three | 136,271 |  | 86,566
Year four | 92,274 |  | 53,970
Year five | 57,154 |  | 590
Prior | 78,850 |  | 83,340
Revolving | 296,226 |  | 121,410
Total | 885,032 |  | 641,941
Total gross charge-offs, year to date |  |  |
2023 | 0 |  |
2022 | 129 |  |
2021 | 691 |  |
2020 | 21 |  |
2019 | 299 |  |
Prior | 651 |  |
Revolving | 386 |  |
Total | 2,177 |  |
Real estate – construction, land development & other land loans | Real estate, commercial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 171,256 |  | 556,536
Year two | 575,881 |  | 267,208
Year three | 221,411 |  | 46,138
Year four | 46,268 |  | 31,872
Year five | 15,127 |  | 0
Prior | 10,982 |  | 12,866
Revolving | 51,101 |  | 19,556
Total | 1,092,026 |  | 934,176
Total gross charge-offs, year to date |  |  |
2023 | 0 |  |
2022 | 0 |  |
2021 | 0 |  |
2020 | 0 |  |
2019 | 0 |  |
Prior | 0 |  |
Revolving | 0 |  |
Total | 0 | 0 | 0
Real estate mortgage – residential (1-4 family) first mortgages | Real estate, mortgage |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 70,953 |  | 319,234
Year two | 378,020 |  | 275,134
Year three | 317,981 |  | 186,433
Year four | 205,576 |  | 99,388
Year five | 103,560 |  | 185
Prior | 308,012 |  | 313,373
Revolving | 2,478 |  | 2,038
Total | 1,386,580 |  | 1,195,785
Total gross charge-offs, year to date |  |  |
2023 | 0 |  |
2022 | 0 |  |
2021 | 0 |  |
2020 | 0 |  |
2019 | 0 |  |
Prior | 0 |  |
Revolving | 0 |  |
Total | 0 | 0 | 0
Real estate mortgage – home equity loans / lines of credit | Real estate, mortgage |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 637 |  | 1,150
Year two | 5,703 |  | 1,247
Year three | 2,004 |  | 443
Year four | 1,431 |  | 324
Year five | 311 |  | 0
Prior | 2,176 |  | 2,251
Revolving | 330,025 |  | 318,311
Total | 342,287 |  | 323,726
Total gross charge-offs, year to date |  |  |
2023 | 0 |  |
2022 | 0 |  |
2021 | 0 |  |
2020 | 0 |  |
2019 | 0 |  |
Prior | 0 |  |
Revolving | 2 |  |
Total | 2 | 41 | 43
Real estate mortgage – commercial and other | Real estate, commercial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 157,294 |  | 1,101,838
Year two | 1,250,923 |  | 1,189,057
Year three | 1,313,449 |  | 574,144
Year four | 625,860 |  | 258,193
Year five | 291,308 |  | 179
Prior | 327,151 |  | 336,936
Revolving | 60,273 |  | 49,914
Total | 4,026,258 |  | 3,510,261
Total gross charge-offs, year to date |  |  |
2023 | 0 |  |
2022 | 0 |  |
2021 | 235 |  |
2020 | 0 |  |
2019 | 0 |  |
Prior | 0 |  |
Revolving | 0 |  |
Total | 235 | $ 45 | 1,063
Pass | Consumer loans |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 4,750 |  | 35,406
Year two | 18,431 |  | 7,946
Year three | 8,093 |  | 3,610
Year four | 3,646 |  | 1,056
Year five | 1,036 |  | 3
Prior | 1,026 |  | 1,250
Revolving | 30,541 |  | 10,953
Total | 67,523 |  | 60,224
Pass | Commercial, financial, and agricultural |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 30,973 |  | 185,167
Year two | 191,669 |  | 107,747
Year three | 133,914 |  | 85,110
Year four | 90,094 |  | 51,274
Year five | 54,372 |  | 590
Prior | 72,590 |  | 76,588
Revolving | 295,435 |  | 120,590
Total | 869,047 |  | 627,066
Pass | Real estate – construction, land development & other land loans | Real estate, commercial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 170,337 |  | 550,752
Year two | 570,389 |  | 267,096
Year three | 221,325 |  | 42,421
Year four | 46,235 |  | 30,973
Year five | 15,108 |  | 0
Prior | 10,720 |  | 12,722
Revolving | 51,065 |  | 19,519
Total | 1,085,179 |  | 923,483
Pass | Real estate mortgage – residential (1-4 family) first mortgages | Real estate, mortgage |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 70,953 |  | 317,282
Year two | 376,734 |  | 274,756
Year three | 317,648 |  | 186,102
Year four | 205,073 |  | 98,559
Year five | 102,510 |  | 185
Prior | 297,101 |  | 301,885
Revolving | 1,770 |  | 1,379
Total | 1,371,789 |  | 1,180,148
Pass | Real estate mortgage – home equity loans / lines of credit | Real estate, mortgage |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 624 |  | 869
Year two | 5,439 |  | 1,091
Year three | 1,732 |  | 349
Year four | 1,338 |  | 237
Year five | 219 |  | 0
Prior | 1,883 |  | 2,020
Revolving | 322,004 |  | 309,786
Total | 333,239 |  | 314,352
Pass | Real estate mortgage – commercial and other | Real estate, commercial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 156,862 |  | 1,096,643
Year two | 1,245,323 |  | 1,186,678
Year three | 1,311,892 |  | 569,624
Year four | 617,132 |  | 247,448
Year five | 280,085 |  | 179
Prior | 306,906 |  | 324,361
Revolving | 59,260 |  | 48,882
Total | 3,977,460 |  | 3,473,815
Special Mention | Consumer loans |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 |  | 0
Year two | 0 |  | 0
Year three | 0 |  | 0
Year four | 0 |  | 0
Year five | 0 |  | 0
Prior | 0 |  | 0
Revolving | 0 |  | 0
Total | 0 |  | 0
Special Mention | Commercial, financial, and agricultural |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 362 |  | 342
Year two | 233 |  | 166
Year three | 367 |  | 648
Year four | 529 |  | 1,312
Year five | 1,164 |  | 0
Prior | 914 |  | 990
Revolving | 109 |  | 332
Total | 3,678 |  | 3,790
Special Mention | Real estate – construction, land development & other land loans | Real estate, commercial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 389 |  | 5,128
Year two | 5,220 |  | 5
Year three | 0 |  | 3,679
Year four | 1 |  | 0
Year five | 0 |  | 0
Prior | 102 |  | 100
Revolving | 12 |  | 13
Total | 5,724 |  | 8,925
Special Mention | Real estate mortgage – residential (1-4 family) first mortgages | Real estate, mortgage |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 |  | 1,189
Year two | 748 |  | 127
Year three | 203 |  | 110
Year four | 106 |  | 470
Year five | 647 |  | 0
Prior | 2,110 |  | 2,416
Revolving | 19 |  | 0
Total | 3,833 |  | 4,312
Special Mention | Real estate mortgage – home equity loans / lines of credit | Real estate, mortgage |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 |  | 175
Year two | 173 |  | 0
Year three | 119 |  | 0
Year four | 0 |  | 0
Year five | 0 |  | 0
Prior | 17 |  | 18
Revolving | 123 |  | 1,072
Total | 432 |  | 1,265
Special Mention | Real estate mortgage – commercial and other | Real estate, commercial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 243 |  | 1,715
Year two | 1,617 |  | 1,114
Year three | 1,016 |  | 4,436
Year four | 8,473 |  | 8,289
Year five | 7,327 |  | 0
Prior | 11,948 |  | 4,457
Revolving | 652 |  | 665
Total | 31,276 |  | 20,676
Classified | Consumer loans |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 235 |  | 320
Year two | 173 |  | 31
Year three | 35 |  | 3
Year four | 0 |  | 1
Year five | 6 |  | 0
Prior | 15 |  | 25
Revolving | 69 |  | 55
Total | 533 |  | 435
Classified | Commercial, financial, and agricultural |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 |  | 734
Year two | 1,020 |  | 1,909
Year three | 1,990 |  | 808
Year four | 1,651 |  | 1,384
Year five | 1,618 |  | 0
Prior | 5,346 |  | 5,762
Revolving | 682 |  | 488
Total | 12,307 |  | 11,085
Classified | Real estate – construction, land development & other land loans | Real estate, commercial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 530 |  | 656
Year two | 272 |  | 107
Year three | 86 |  | 38
Year four | 32 |  | 899
Year five | 19 |  | 0
Prior | 160 |  | 44
Revolving | 24 |  | 24
Total | 1,123 |  | 1,768
Classified | Real estate mortgage – residential (1-4 family) first mortgages | Real estate, mortgage |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 0 |  | 763
Year two | 538 |  | 251
Year three | 130 |  | 221
Year four | 397 |  | 359
Year five | 403 |  | 0
Prior | 8,801 |  | 9,072
Revolving | 689 |  | 659
Total | 10,958 |  | 11,325
Classified | Real estate mortgage – home equity loans / lines of credit | Real estate, mortgage |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 13 |  | 106
Year two | 91 |  | 156
Year three | 153 |  | 94
Year four | 93 |  | 87
Year five | 92 |  | 0
Prior | 276 |  | 213
Revolving | 7,898 |  | 7,453
Total | 8,616 |  | 8,109
Classified | Real estate mortgage – commercial and other | Real estate, commercial |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |
Year one | 189 |  | 3,480
Year two | 3,983 |  | 1,265
Year three | 541 |  | 84
Year four | 255 |  | 2,456
Year five | 3,896 |  | 0
Prior | 8,297 |  | 8,118
Revolving | 361 |  | 367
Total | $ 17,522 |  | $ 15,770

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 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-6 Reference 2: 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 + 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, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481598/310-20-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess
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 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/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-5 Reference 2: 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
- Definition Amount of unamortized loan commitment, origination, and other costs (fees) and purchase premium (discount) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481598/310-20-45-1 Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 3 -SubTopic 20 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481569/310-20-50-3 + Details
Name: | us-gaap_FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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