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Regulatory and Operational Matters (Tables) | 3 Months Ended
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Mar. 31, 2024
Regulatory Capital Requirements under Banking Regulations [Abstract] |
Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations | The Company and Bank’s regulatory capital amounts and ratios at March 31, 2024 and December 31, 2023 are summarized as follows:
|  | March 31, 2024 |  | December 31, 2023
|  | Patriot National Bancorp, Inc. |  | Patriot Bank, N.A. |  | Patriot National Bancorp, Inc. |  | Patriot Bank, N.A.
(Dollar amounts in thousands) |  | Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio
Total Capital (to risk weighted assets): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Actual |  | $ | 86,996 |  |  | 9.95 | % |  | $ | 98,464 |  |  | 11.26 | % |  | $ | 89,727 |  |  | 10.00 | % |  | $ | 100,683 |  |  | 11.22 | %
To be Well Capitalized | (1) | — |  |  | — |  |  | 87,418 |  |  | 10.00 | % |  | — |  |  | — |  |  | 89,732 |  |  | 10.00 | %
For capital adequacy with Capital Buffer | (2) | — |  |  | — |  |  | 91,789 |  |  | 10.50 | % |  | — |  |  | — |  |  | 94,218 |  |  | 10.50 | %
For capital adequacy |  | 69,955 |  |  | 8.00 | % |  | 69,935 |  |  | 8.00 | % |  | 71,788 |  |  | 8.00 | % |  | 71,785 |  |  | 8.00 | %
Tier 1 Capital (to risk weighted assets): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Actual |  | 69,440 |  |  | 7.94 | % |  | 90,908 |  |  | 10.40 | % |  | 73,282 |  |  | 8.17 | % |  | 94,238 |  |  | 10.50 | %
To be Well Capitalized | (1) | — |  |  | — |  |  | 69,935 |  |  | 8.00 | % |  | — |  |  | — |  |  | 71,785 |  |  | 8.00 | %
For capital adequacy with Capital Buffer | (2) | — |  |  | — |  |  | 74,306 |  |  | 8.50 | % |  | — |  |  | — |  |  | 76,272 |  |  | 8.50 | %
For capital adequacy |  | 52,466 |  |  | 6.00 | % |  | 52,451 |  |  | 6.00 | % |  | 53,841 |  |  | 6.00 | % |  | 53,839 |  |  | 6.00 | %
Common Equity Tier 1 Capital (to risk weighted assets): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Actual |  | 61,440 |  |  | 7.03 | % |  | 90,908 |  |  | 10.40 | % |  | 65,282 |  |  | 7.27 | % |  | 94,238 |  |  | 10.50 | %
To be Well Capitalized | (1) | — |  |  | — |  |  | 56,822 |  |  | 6.50 | % |  | — |  |  | — |  |  | 58,325 |  |  | 6.50 | %
For capital adequacy with Capital Buffer | (2) | — |  |  | — |  |  | 61,193 |  |  | 7.00 | % |  | — |  |  | — |  |  | 62,812 |  |  | 7.00 | %
For capital adequacy |  | 39,350 |  |  | 4.50 | % |  | 39,338 |  |  | 4.50 | % |  | 40,381 |  |  | 4.50 | % |  | 40,379 |  |  | 4.50 | %
Tier 1 Leverage Capital (to average assets): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Actual |  | 69,440 |  |  | 6.53 | % |  | 90,908 |  |  | 8.55 | % |  | 73,282 |  |  | 6.76 | % |  | 94,238 |  |  | 8.70 | %
To be Well Capitalized | (1) | — |  |  | — |  |  | 53,146 |  |  | 5.00 | % |  | — |  |  | — |  |  | 54,170 |  |  | 5.00 | %
For capital adequacy |  | 42,524 |  |  | 4.00 | % |  | 42,517 |  |  | 4.00 | % |  | 43,339 |  |  | 4.00 | % |  | 43,336 |  |  | 4.00 | %
(1) Designation as "Well Capitalized" does not apply to bank holding companies - the Company. Such categorization of capital adequacy only applies to insured depository institutions - the Bank. (2) The Capital Conservation Buffer implemented by the FDIC began to be phased in beginning January 1, 2016. It was not applicable to periods prior to that date and does not apply to bank holding companies - the Company.

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- Definition Regulatory Capital Requirements under Banking Regulations + References No definition available. + Details
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- Definition Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480696/942-505-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org//1943274/2147480696/942-505-50-1B + Details
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