Borrowings and Line of Credit (Schedule of Federal Home Loan Bank, Advances) (Details) - Federal Home Loan Bank Advances [Member] - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Long-term federal home loan bank advances	$ 75,000	$ 75,000
Federal Home Loan Bank Advance Due 2029
Debt Instrument [Line Items]
Federal Home Loan Bank, advances, interest rate (as a percent)	0.93%	0.93%
Long-term federal home loan bank advances	$ 25,000	$ 25,000
Federal Home Loan Bank Advance Due 2030
Debt Instrument [Line Items]
Federal Home Loan Bank, advances, interest rate (as a percent)	0.46%	0.46%
Long-term federal home loan bank advances	$ 50,000	$ 50,000

Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

Reference 1: 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=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64702-112823

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

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