Concentration Risk Number

No definition available.

Name:	fcco_ConcentrationRiskNumber
Namespace Prefix:	fcco_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Concentration Risk Threshold Amounts Loaned to Multiple Borrowers Engaged in Similar Business as Percentage of Risk Based Capital

+ References

No definition available.

+ Details

Name:	fcco_ConcentrationRiskThresholdAmountsLoanedToMultipleBorrowersEngagedInSimilarBusinessAsPercentageOfRiskBasedCapital
Namespace Prefix:	fcco_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Concentration Risk Threshold Amounts Loaned to Multiple Borrowers Engaged in Similar Business Risk Based Capital Amount

+ References

No definition available.

+ Details

Name:	fcco_ConcentrationRiskThresholdAmountsLoanedToMultipleBorrowersEngagedInSimilarBusinessRiskBasedCapitalAmount
Namespace Prefix:	fcco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13531-108611

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13537-108611

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: 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 2: 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 3: 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

+ Details

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

- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522

+ Details

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

- Details

Name:	srt_ConsolidatedEntitiesAxis=srt_SubsidiariesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_LoansReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=us-gaap_CreditConcentrationRiskMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=fcco_LessorsOfNonResidentialPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=fcco_LessorsOfResidentialPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=fcco_PrivateHouseholdsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=fcco_ReligiousOrganizationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=fcco_OtherActivitiesRelatedToRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=fcco_HotelsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fcco_CommercialRealEstateLoansRelatedToOwnerOccupiedPropertiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

COMMITMENTS, CONCENTRATIONS OF CREDIT RISK AND CONTINGENCIES (Details Narrative) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) Number	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Concentration Risk [Line Items]
Loans	$ 737,028	$ 718,462	$ 646,805
Commitments to extend credit	$ 135,700	$ 126,200
First Community Bank [Member]
Concentration Risk [Line Items]
Concentrations of credit risk threshold, amounts loaned to multiple borrowers engaged in similar business activities as a percentage of risk based capital	25.00%
Concentrations of credit risk threshold amount of risk entity's risk based capital, amounts loaned to multiple borrowers engaged in similar business activities	$ 29,900
Number of concentration risks \| Number	6
First Community Bank [Member] \| Loans Receivable [Member] \| Credit Concentration Risk [Member] \| Real estate Mortgage-commercial [Member]
Concentration Risk [Line Items]
Loans	$ 587,400
Percentage of concentration risk	79.90%
First Community Bank [Member] \| Loans Receivable [Member] \| Credit Concentration Risk [Member] \| Lessors of Non Residential Properties [Member]
Concentration Risk [Line Items]
Loans	$ 229,200
Percentage of concentration risk	31.10%
First Community Bank [Member] \| Loans Receivable [Member] \| Credit Concentration Risk [Member] \| Lessors of Residential Properties [Member]
Concentration Risk [Line Items]
Loans	$ 89,700
Percentage of concentration risk	12.20%
First Community Bank [Member] \| Loans Receivable [Member] \| Credit Concentration Risk [Member] \| Private Households [Member]
Concentration Risk [Line Items]
Loans	$ 63,000
Percentage of concentration risk	8.50%
First Community Bank [Member] \| Loans Receivable [Member] \| Credit Concentration Risk [Member] \| Religious Organizations [Member]
Concentration Risk [Line Items]
Loans	$ 45,000
Percentage of concentration risk	36.90%
First Community Bank [Member] \| Loans Receivable [Member] \| Credit Concentration Risk [Member] \| Other Activities Related to Real Estate [Member]
Concentration Risk [Line Items]
Loans	$ 36,900
Percentage of concentration risk	5.00%
First Community Bank [Member] \| Loans Receivable [Member] \| Credit Concentration Risk [Member] \| Hotels [Member]
Concentration Risk [Line Items]
Loans	$ 30,700
Percentage of concentration risk	4.20%
First Community Bank [Member] \| Real estate Mortgage-commercial [Member] \| Credit Concentration Risk [Member] \| Commercial Real Estate Loans Related to Owner Occupied Properties [Member]
Concentration Risk [Line Items]
Loans	$ 229,400
Percentage of concentration risk	39.90%