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Regulatory Capital - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2020
Regulatory Capital [Abstract] |
Description of regulatory requirements, capital adequacy purposes | Quantitative measures established by each regulatory capital standards to ensure capital adequacy require the Company and its subsidiary bank to maintain a minimum capital amounts and ratios (set forth in the table below).

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- Definition Regulatory capital. + References No definition available. + Details
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- Definition Description of the regulatory requirements for capital adequacy purposes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=117337116&loc=d3e65071-112826 + Details
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