XML 62 R80.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2

Borrowings and Borrowings Availability (Schedule of Borrowings) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Total borrowings, gross	$ 303,430	$ 409,550
Weighted average interest rate	2.12%	2.68%
Unamortized discount on acquired borrowings	$ (2,759)	$ (2,941)
Total borrowings	300,671	406,609
Federal Home Loan Bank Term Note due January 2020
Debt Instrument [Line Items]
Total borrowings, gross	$ 100,000
Weighted average interest rate	1.70%
Federal Home Loan Bank Term Note due January 2020
Debt Instrument [Line Items]
Total borrowings, gross	$ 68,000
Weighted average interest rate	1.70%
Federal Home Loan Bank Term Note due January 2020
Debt Instrument [Line Items]
Total borrowings, gross	$ 30,000
Weighted average interest rate	1.70%
Federal Home Loan Bank Term Note due May 2020
Debt Instrument [Line Items]
Total borrowings, gross	$ 40,000	$ 40,000
Weighted average interest rate	1.62%	1.62%
Federal Home Loan Bank Term Note due January 2019
Debt Instrument [Line Items]
Total borrowings, gross		$ 68,000
Weighted average interest rate		2.47%
Federal Home Loan Bank Term Note due January 2019
Debt Instrument [Line Items]
Total borrowings, gross		$ 135,000
Weighted average interest rate		2.49%
Federal Home Loan Bank Term Note due January 2019
Debt Instrument [Line Items]
Total borrowings, gross		$ 20,000
Weighted average interest rate		2.54%
Federal Home Loan Bank Term Note due January 2019
Debt Instrument [Line Items]
Total borrowings, gross		$ 20,000
Weighted average interest rate		2.53%
Federal Home Loan Bank Term Note due January 2019
Debt Instrument [Line Items]
Total borrowings, gross		$ 10,000
Weighted average interest rate		2.53%
Federal Home Loan Bank Term Note due April 2019
Debt Instrument [Line Items]
Total borrowings, gross		$ 50,000
Weighted average interest rate		2.36%
Federal Home Loan Bank Principal Reducing Credit due July 2023
Debt Instrument [Line Items]
Total borrowings, gross	$ 168	$ 210
Weighted average interest rate	1.00%	1.00%
Federal Home Loan Bank Principal Reducing Credit due December 2023
Debt Instrument [Line Items]
Total borrowings, gross	$ 1,029	$ 1,065
Weighted average interest rate	1.25%	1.25%
Federal Home Loan Bank Principal Reducing Credit due January 2026
Debt Instrument [Line Items]
Total borrowings, gross	$ 6,500	$ 7,500
Weighted average interest rate	1.98%	1.98%
Federal Home Loan Bank Principal Reducing Credit due June 2028
Debt Instrument [Line Items]
Total borrowings, gross	$ 245	$ 255
Weighted average interest rate	25.00%	25.00%
Federal Home Loan Bank Principal Reducing Credit due July 2028
Debt Instrument [Line Items]
Total borrowings, gross	$ 55	$ 61
Weighted average interest rate	0.00%	0.00%
Federal Home Loan Bank Principal Reducing Credit due August 2028
Debt Instrument [Line Items]
Total borrowings, gross	$ 181	$ 188
Weighted average interest rate	1.00%	1.00%
Federal Home Loan Bank Principal Reducing Credit due August 2028
Debt Instrument [Line Items]
Total borrowings, gross	$ 181	$ 188
Weighted average interest rate	1.00%	1.00%
Federal Home Loan Bank Principal Reducing Credit due December 2028
Debt Instrument [Line Items]
Total borrowings, gross	$ 367	$ 379
Weighted average interest rate	50.00%	0.50%
Trust Preferred Securities due January 2034
Debt Instrument [Line Items]
Total borrowings, gross	$ 20,620	$ 20,620
Weighted average interest rate	4.64%	5.22%
Basis spread on variable rate	2.70%	2.70%
Trust Preferred Securities due June 2036
Debt Instrument [Line Items]
Total borrowings, gross	$ 25,774	$ 25,774
Weighted average interest rate	3.28%	4.18%
Basis spread on variable rate	1.39%	1.39%
Trust Preferred Securities due January 2035
Debt Instrument [Line Items]
Total borrowings, gross	$ 10,310	$ 10,310
Weighted average interest rate	3.99%	4.44%
Basis spread on variable rate	2.00%	2.00%

X

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

Name:	us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28541-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

+ Details

Name:	us-gaap_DebtInstrumentUnamortizedDiscount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteFourMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteFiveMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteSixMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteSevenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteEightMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteNineMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankTermNoteTenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankPrincipalReducingCreditOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankPrincipalReducingCreditTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankPrincipalReducingCreditThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankPrincipalReducingCreditFourMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankPrincipalReducingCreditFiveMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankPrincipalReducingCreditSixMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankPrincipalReducingCreditSevenMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_FederalHomeLoanBankPrincipalReducingCreditEightMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_TrustPreferredSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_TrustPreferredSecurities2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=fbnc_TrustPreferredSecurities3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: