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Regulatory Capital (Tables) | 12 Months Ended
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Dec. 31, 2024
Regulatory Capital Requirements under Banking Regulations [Abstract] |
Schedule of Regulatory Capital Requirement | The following table presents Horizon and the Bank’s actual and required capital ratios as of December 31, 2024 and December 31, 2023, as well as the revisions to Horizon's regulatory capital ratios to reflect the correction of the capital computations for the foregoing periods:
| Actual |  | Required for Capital Adequacy Purposes(1) |  | Required For Capital Adequacy Purposes with Capital Buffer(1) |  | Well Capitalized Under Prompt Corrective Action Provisions(1)
| Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio
December 31, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total capital (to risk–weighted assets)(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated | $ | 800,209 |  |  | 13.91 | % |  | $ | 460,266 |  |  | 8.00 | % |  | $ | 604,099 |  |  | 10.50 | % |  | N/A |  | N/A
Bank | 725,383 |  |  | 12.64 | % |  | 459,039 |  |  | 8.00 | % |  | 602,489 |  |  | 10.50 | % |  | $ | 573,799 |  |  | 10.00 | %
Tier 1 capital (to risk–weighted assets)(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated | 690,183 |  |  | 12.00 | % |  | 345,199 |  |  | 6.00 | % |  | 489,033 |  |  | 8.50 | % |  | N/A |  | N/A
Bank | 671,095 |  |  | 11.70 | % |  | 344,279 |  |  | 6.00 | % |  | 487,729 |  |  | 8.50 | % |  | 459,039 |  |  | 8.00 | %
Common equity tier 1 capital (to risk–weighted assets)(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated | 632,760 |  |  | 11.00 | % |  | 258,900 |  |  | 4.50 | % |  | 402,733 |  |  | 7.00 | % |  | N/A |  | N/A
Bank | 671,095 |  |  | 11.70 | % |  | 258,209 |  |  | 4.50 | % |  | 401,659 |  |  | 7.00 | % |  | 372,969 |  |  | 6.50 | %
Tier 1 capital (to average assets)(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated | 690,183 |  |  | 8.88 | % |  | 310,825 |  |  | 4.00 | % |  | 310,825 |  |  | 4.00 | % |  | N/A |  | N/A
Bank | 671,095 |  |  | 8.64 | % |  | 310,539 |  |  | 4.00 | % |  | 310,539 |  |  | 4.00 | % |  | 388,174 |  |  | 5.00 | %
| Actual | Required for Capital Adequacy Purposes(1) |  | Required For Capital Adequacy Purposes with Capital Buffer(1) |  | Well Capitalized Under Prompt Corrective Action Provisions(1)
| Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio |  | Amount |  | Ratio
December 31, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total capital (to risk–weighted assets)(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated (As Revised)* | $ | 782,598 |  |  | 14.04 | % |  | $ | 446,000 |  |  | 8.00 | % |  | $ | 585,374 |  |  | 10.50 | % |  | N/A |  | N/A
Consolidated (As Reported) | 786,436 |  |  | 14.11 | % |  | 446,000 |  |  | 8.00 | % |  | 585,374 |  |  | 10.50 | % |  | N/A |  | N/A
Bank | 714,402 |  |  | 12.87 | % |  | 444,147 |  |  | 8.00 | % |  | 582,943 |  |  | 10.50 | % |  | $ | 555,184 |  |  | 10.00 | %
Tier 1 capital (to risk–weighted assets)(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated (As Revised)* | 676,411 |  |  | 12.13 | % |  | 334,500 |  |  | 6.00 | % |  | 473,874 |  |  | 8.50 | % |  | N/A |  | N/A
Consolidated (As Reported) | 735,792 |  |  | 13.20 | % |  | 334,500 |  |  | 6.00 | % |  | 473,874 |  |  | 8.50 | % |  | N/A |  | N/A
Bank | 663,758 |  |  | 11.96 | % |  | 333,111 |  |  | 6.00 | % |  | 471,907 |  |  | 8.50 | % |  | $ | 444,147 |  |  | 8.00 | %
Common equity tier 1 capital (to risk–weighted assets)(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated | 619,153 |  |  | 11.11 | % |  | 250,875 |  |  | 4.50 | % |  | 390,250 |  |  | 7.00 | % |  | N/A |  | N/A
Bank | 663,758 |  |  | 11.96 | % |  | 249,833 |  |  | 4.50 | % |  | 388,629 |  |  | 7.00 | % |  | $ | 360,870 |  |  | 6.50 | %
Tier 1 capital (to average assets)(1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated (As Revised)* | 676,411 |  |  | 8.61 | % |  | 314,306 |  |  | 4.00 | % |  | 314,306 |  |  | 4.00 | % |  | N/A |  | N/A
Consolidated (As Reported) | 735,792 |  |  | 9.36 | % |  | 314,306 |  |  | 4.00 | % |  | 314,306 |  |  | 4.00 | % |  | N/A |  | N/A
Bank | 663,758 |  |  | 8.41 | % |  | 315,550 |  |  | 4.00 | % |  | 315,550 |  |  | 4.00 | % |  | $ | 394,438 |  |  | 5.00 | %
(1)As defined by regulatory agencies
*Prior periods have been revised (see FN 1 disclosures for the Revision of Previously Issued Financial Statements)

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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/1943274/2147477270/942-505-50-1 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/1943274/2147477270/942-505-50-1B + Details
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