Financial Services, Banking and Thrift (Details) - Deposits Benchmark - Geographic Concentration Risk	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Moore County, North Carolina
Concentration Risk [Line Items]
Concentration risk percentage	10.80%	10.90%
Buncombe County, North Carolina
Concentration Risk [Line Items]
Concentration risk percentage	7.20%	8.30%
Guilford County, North Carolina
Concentration Risk [Line Items]
Concentration risk percentage	5.00%	6.00%

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482810/280-10-50-42

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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-Publisher FASB
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 275
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-URI https://asc.fasb.org//1943274/2147482861/275-10-50-20

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