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Subordinated Debentures (Narrative) (Details) - USD ($) | 1 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Dec. 31, 2018 | Jun. 30, 2021 | Dec. 31, 2020 | Dec. 31, 2003
Subsidiary, Sale of Stock [Line Items] |  |  |  |
Subordinated debentures |  | $ 14,864,000 | $ 14,844,000 | $ 5,155,000
Holding Company's investment in the common stock |  |  |  | $ 155,000
Private Placement [Member] |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |
Holding Company, closed a pooled private offering |  |  |  | 5,000
Trust preferred securities with a liquidation amount |  |  |  | $ 1
Subordinated Debentures [Member] |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |
Maturity date |  | Dec. 30, 2033 |  |
Required principal payments over next five years |  | $ 0 |  |
Number of years with no principal repayment |  | 5 years |  |
Subordinated Debentures [Member] | Subordinated Debentures Maturing On December 30, 2033 [Member] |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |
Holding Company may redeem the subordinated debentures in a principal amount with integral multiples |  |  |  | $ 1
Percentage in which holding company redeem subordinated debentures |  |  |  | 100.00%
Trust preferred securities and subordinated debentures have a stated percentage |  | 3.05% | 3.09% |
Subordinated Debentures [Member] | Fixed-To-Floating Rate Subordinated Notes [Member] | Private Placement [Member] |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |
Maturity date | Dec. 30, 2028 |  |  |
Subordinated notes | $ 10,000,000 | $ 9,709,000 |  |
Interest rate | 7.00% |  |  |
Debt issuance costs | $ 388,000 |  |  |
London Interbank Offered Rate [Member] | Subordinated Debentures [Member] | Subordinated Debentures Maturing On December 30, 2033 [Member] |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |
Variable rate of interest |  | 2.85% |  |
London Interbank Offered Rate [Member] | Subordinated Debentures [Member] | Fixed-To-Floating Rate Subordinated Notes [Member] |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |
Subordinated notes |  | $ 9,612,000 |  |
London Interbank Offered Rate [Member] | Subordinated Debentures [Member] | Fixed-To-Floating Rate Subordinated Notes [Member] | Private Placement [Member] |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |
Variable rate of interest | 4.14% |  |  |

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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments. + References Reference 1: 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)(a)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 2: 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=120391452&loc=d3e13212-122682 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=120398452&loc=d3e534808-122878 + Details
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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets. + 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(19)) -URI http://asc.fasb.org/extlink&oid=120391452&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=120398452&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(a)(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 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=120391452&loc=d3e13212-122682 + Details
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