Junior Subordinated Debt	12 Months Ended
Dec. 31, 2019
Debt Disclosure [Abstract]
Junior Subordinated Debt	Note 22.Junior Subordinated Debt On September 21, 2006, the Company’s wholly-owned Connecticut statutory business trust, Fauquier Statutory Trust II, privately issued $4.0 million face amount of the trust’s Floating Rate Capital Securities in a pooled capital securities offering. Simultaneously, the trust used the proceeds of that sale to purchase $4.0 million principal amount of the Company’s Floating Rate Junior Subordinated Deferrable Interest Debentures due 2036. The interest rate on the capital security resets every three months at 1.70% above the then current three-month LIBOR. Interest is paid quarterly. Total capital securities at December 31, 2019 and 2018 were $4.1 million. The Trust II issuance of capital securities and the respective subordinated debentures are callable at any time. The subordinated debentures are an unsecured obligation of the Company and are junior in right of payment to all present and future senior indebtedness of the Company. The capital securities are guaranteed by the Company on a subordinated basis.

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-URI http://asc.fasb.org/topic&trid=2208564

Name:	us-gaap_DebtDisclosureTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration