XML 45 R35.htm IDEA: XBRL DOCUMENT
v3.23.2

REGULATORY MATTERS (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
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, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  | $ | 362,203 |  |  | 14.90% |  | $ | 194,419 |  |  | 8.00% |  | $ | 255,175 |  |  | 10.50% |  | $ | 243,024 |  |  | 10.00%
Bank |  |  | 379,964 |  |  | 15.65% |  |  | 194,265 |  |  | 8.00% |  |  | 254,972 |  |  | 10.50% |  |  | 242,831 |  |  | 10.00%
Tier 1 capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 297,306 |  |  | 12.23% |  |  | 145,814 |  |  | 6.00% |  |  | 206,570 |  |  | 8.50% |  |  | 145,814 |  |  | 6.00%
Bank |  |  | 349,593 |  |  | 14.40% |  |  | 145,698 |  |  | 6.00% |  |  | 206,406 |  |  | 8.50% |  |  | 194,265 |  |  | 8.00%
Tier 1 capital to average assets:(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 297,306 |  |  | 9.11% |  |  | 130,480 |  |  | 4.00% |  |  | 130,480 |  |  | 4.00% |  | n/a
Bank |  |  | 349,593 |  |  | 10.74% |  |  | 130,222 |  |  | 4.00% |  |  | 130,222 |  |  | 4.00% |  |  | 162,777 |  |  | 5.00%
Common equity tier 1 capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 290,089 |  |  | 11.94% |  |  | 109,361 |  |  | 4.50% |  |  | 170,117 |  |  | 7.00% |  | n/a
Bank |  |  | 349,593 |  |  | 14.40% |  |  | 109,274 |  |  | 4.50% |  |  | 169,982 |  |  | 7.00% |  |  | 157,840 |  |  | 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, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  | $ | 358,702 |  |  | 14.37% |  | $ | 199,687 |  |  | 8.00% |  | $ | 262,089 |  |  | 10.50% |  | $ | 249,608 |  |  | 10.00%
Bank |  |  | 361,125 |  |  | 14.48% |  |  | 199,570 |  |  | 8.00% |  |  | 261,936 |  |  | 10.50% |  |  | 249,463 |  |  | 10.00%
Tier 1 capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 292,966 |  |  | 11.74% |  |  | 149,765 |  |  | 6.00% |  |  | 212,167 |  |  | 8.50% |  |  | 149,765 |  |  | 6.00%
Bank |  |  | 329,933 |  |  | 13.23% |  |  | 149,678 |  |  | 6.00% |  |  | 212,044 |  |  | 8.50% |  |  | 199,570 |  |  | 8.00%
Tier 1 capital to average assets:(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 292,966 |  |  | 8.77% |  |  | 133,614 |  |  | 4.00% |  |  | 133,614 |  |  | 4.00% |  | n/a
Bank |  |  | 329,933 |  |  | 9.89% |  |  | 133,375 |  |  | 4.00% |  |  | 133,375 |  |  | 4.00% |  |  | 166,718 |  |  | 5.00%
Common equity tier 1 capital to risk-weighted assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated |  |  | 285,749 |  |  | 11.45% |  |  | 112,324 |  |  | 4.50% |  |  | 174,726 |  |  | 7.00% |  | n/a
Bank |  |  | 329,933 |  |  | 13.23% |  |  | 112,258 |  |  | 4.50% |  |  | 174,624 |  |  | 7.00% |  |  | 162,151 |  |  | 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 -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
Name: | us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration