XML 45 R34.htm IDEA: XBRL DOCUMENT
v3.21.2

REGULATORY MATTERS (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2021
Banking And Thrifts [Abstract] |
Comparison of the Company's and Bank's Actual Capital Amounts and Ratios to Required Capital Amounts and Ratios | A comparison of the Company’s and Bank’s actual capital amounts and ratios to required capital amounts and ratios are presented in the following tables as of:
|  | Actual |  |  | Minimum Required For Capital Adequacy Purposes |  |  | Minimum Required Under Basel III (Including Buffer) |  |  | To Be Well Capitalized Under Prompt Corrective Action Provisions |
|  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
June 30, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  | $ | 280,300 |  |  |  | 14.52 | % |  | $ | 154,445 |  |  |  | 8.00 | % |  | $ | 202,709 |  |  |  | 10.50 | % |  |  |  |  |  |  | n/a |
Bank |  |  | 289,779 |  |  |  | 15.01 | % |  |  | 154,442 |  |  |  | 8.00 | % |  |  | 202,705 |  |  |  | 10.50 | % |  | $ | 193,052 |  |  |  | 10.00 | %
Tier 1 capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 256,077 |  |  |  | 13.26 | % |  |  | 115,834 |  |  |  | 6.00 | % |  |  | 164,098 |  |  |  | 8.50 | % |  |  |  |  |  |  | n/a |
Bank |  |  | 265,556 |  |  |  | 13.76 | % |  |  | 115,831 |  |  |  | 6.00 | % |  |  | 164,094 |  |  |  | 8.50 | % |  |  | 154,442 |  |  |  | 8.00 | %
Tier 1 capital to average assets: (1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 256,077 |  |  |  | 8.86 | % |  |  | 115,560 |  |  |  | 4.00 | % |  |  | 115,560 |  |  |  | 4.00 | % |  |  |  |  |  |  | n/a |
Bank |  |  | 265,556 |  |  |  | 9.19 | % |  |  | 115,560 |  |  |  | 4.00 | % |  |  | 115,560 |  |  |  | 4.00 | % |  |  | 144,450 |  |  |  | 5.00 | %
Common equity tier 1 capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 245,767 |  |  |  | 12.73 | % |  |  | 86,875 |  |  |  | 4.50 | % |  |  | 135,139 |  |  |  | 7.00 | % |  |  |  |  |  |  | n/a |
Bank |  |  | 265,556 |  |  |  | 13.76 | % |  |  | 86,874 |  |  |  | 4.50 | % |  |  | 135,137 |  |  |  | 7.00 | % |  |  | 125,484 |  |  |  | 6.50 | %
(1) The Tier 1 capital ratio (to average assets) is not impacted by the Basel III Capital Rules; however, the Federal Reserve and the FDIC may require the Consolidated Company and the Bank, respectively, to maintain a Tier 1 capital ratio (to average assets) above the required minimum.
|  | Actual |  |  | Minimum Required For Capital Adequacy Purposes |  |  | Minimum Required Under Basel III (Including Buffer) |  |  | To Be Well Capitalized Under Prompt Corrective Action Provisions |
|  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  | $ | 263,144 |  |  |  | 13.20 | % |  | $ | 159,496 |  |  |  | 8.00 | % |  | $ | 209,338 |  |  |  | 10.50 | % |  |  |  |  |  |  | n/a |
Bank |  |  | 285,490 |  |  |  | 14.32 | % |  |  | 159,514 |  |  |  | 8.00 | % |  |  | 209,362 |  |  |  | 10.50 | % |  | $ | 199,392 |  |  |  | 10.00 | %
Tier 1 capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 238,115 |  |  |  | 11.94 | % |  |  | 119,622 |  |  |  | 6.00 | % |  |  | 169,464 |  |  |  | 8.50 | % |  |  |  |  |  |  | n/a |
Bank |  |  | 260,459 |  |  |  | 13.06 | % |  |  | 119,635 |  |  |  | 6.00 | % |  |  | 169,483 |  |  |  | 8.50 | % |  |  | 159,514 |  |  |  | 8.00 | %
Tier 1 capital to average assets: (1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 238,115 |  |  |  | 9.13 | % |  |  | 104,293 |  |  |  | 4.00 | % |  |  | 104,293 |  |  |  | 4.00 | % |  |  |  |  |  |  | n/a |
Bank |  |  | 260,459 |  |  |  | 9.99 | % |  |  | 104,293 |  |  |  | 4.00 | % |  |  | 104,293 |  |  |  | 4.00 | % |  |  | 130,366 |  |  |  | 5.00 | %
Common equity tier 1 capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 227,805 |  |  |  | 11.43 | % |  |  | 89,716 |  |  |  | 4.50 | % |  |  | 139,559 |  |  |  | 7.00 | % |  |  |  |  |  |  | n/a |
Bank |  |  | 260,459 |  |  |  | 13.06 | % |  |  | 89,726 |  |  |  | 4.50 | % |  |  | 139,574 |  |  |  | 7.00 | % |  |  | 129,605 |  |  |  | 6.50 | %
(1) The Tier 1 capital ratio (to average assets) is not impacted by the Basel III Capital Rules; however, the Federal Reserve and the FDIC may require the Consolidated Company and the Bank, respectively, to maintain a Tier 1 capital ratio (to average assets) above the required minimum.

X
- Definition Banking and Thrifts. + References No definition available. + Details
Name: | gnty_BankingAndThriftsAbstract
Namespace Prefix: | gnty_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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 -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
Name: | us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration