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Loans (Additional Information) (Details) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 USD ($) loan | Mar. 31, 2019 loan | Dec. 31, 2019 USD ($)
Receivables [Abstract] |  |  |
Interest income on non-accrual loans | $ 3,000 |  |
Troubled debt restructurings | 116,000 |  |
Additional lending amount to customers whose loan terms has been modified in troubled debt restructuring | $ 0 |  | $ 0
Number of loans modified as troubled debt restructurings | loan | 0 | 0 |
Number of loans modified as troubled debt restructuring subsequently defaulted | loan | 0 | 0 |
Threshold amount to individually classify loans by credit risk | $ 250,000 |  |

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 + Details
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- Definition Amount of financing receivable modified as troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18845-111554 + Details
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- Definition Amount of interest income on financing receivable on nonaccrual status. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 16 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447 + Details
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