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v3.25.3

Summary of Business Segment Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Revenues: |  |  |  |  |  |  |  |  |
Gross written premiums | $ 108,369,000 |  | $ 99,767,000 |  | $ 313,845,000 |  | $ 293,961,000 |  |
Net written premiums | 105,543,000 |  | 97,177,000 |  | 305,321,000 |  | 287,013,000 |  |
Net earned premiums | 99,670,000 |  | 95,413,000 |  | 288,132,000 |  | 284,806,000 |  |
Net losses and loss adjustment expenses | 49,875,000 |  | 52,400,000 |  | 169,561,000 |  | 159,446,000 |  |
Net investment income | 17,911,000 |  | 16,488,000 |  | 47,400,000 |  | 46,319,000 |  |
Net realized investment gains (losses) | (3,994,000) |  | (512,000) |  | (3,731,000) |  | 540,000 |  |
Total revenues | 114,198,000 |  | 111,761,000 |  | 333,369,000 |  | 332,739,000 |  |
Corporate expenses | (7,844,000) |  | (5,923,000) |  | (24,872,000) |  | (18,679,000) |  |
Income before income taxes | 16,064,000 |  | 15,885,000 |  | 24,099,000 |  | 42,824,000 |  |
Income tax expense | 3,541,000 |  | 3,125,000 |  | 5,221,000 |  | 8,605,000 |  |
Net income | 12,523,000 |  | 12,760,000 |  | 18,878,000 |  | 34,219,000 |  |
Total assets | 1,734,088,000 |  | 1,761,117,000 |  | 1,734,088,000 |  | 1,761,117,000 |  | $ 1,731,253,000
Segment assets |  |  |  |  |  |  |  |  |
Revenues: |  |  |  |  |  |  |  |  |
Gross written premiums | 108,369,000 |  | 99,767,000 |  | 313,845,000 |  | 293,961,000 |  |
Net written premiums | 105,543,000 |  | 97,177,000 |  | 305,321,000 |  | 287,013,000 |  |
Net earned premiums | 99,670,000 |  | 95,413,000 |  | 288,132,000 |  | 284,806,000 |  |
Commission and service fee income | 0 | [1] | 0 |  | 0 | [2] | 0 |  |
Policy and installment fee income | 611,000 |  | 372,000 |  | 1,568,000 |  | 1,074,000 |  |
Total segment revenues | 100,281,000 |  | 95,785,000 |  | 289,700,000 |  | 285,880,000 |  |
Net losses and loss adjustment expenses | 49,875,000 | [3] | 52,400,000 | [4] | 169,561,000 | [5] | 159,446,000 | [6] |
Net commission expenses | 24,087,000 | [3] | 22,899,000 | [4] | 68,264,000 | [5] | 68,005,000 | [6] |
Other underwriting expenses | 16,328,000 | [3],[7] | 14,654,000 | [4],[8] | 46,573,000 | [5],[9] | 43,785,000 | [6],[10] |
Income (loss) from segments | 9,991,000 | [3] | 5,832,000 | [4] | 5,302,000 | [5] | 14,644,000 | [6] |
Total assets | 267,418,000 |  | 262,878,000 |  | 267,418,000 |  | 262,878,000 |  |
Corporate assets |  |  |  |  |  |  |  |  |
Revenues: |  |  |  |  |  |  |  |  |
Net investment income | 17,911,000 |  | 16,488,000 |  | 47,400,000 |  | 46,319,000 |  |
Net realized investment gains (losses) | (3,994,000) |  | (512,000) |  | (3,731,000) |  | 540,000 |  |
Total assets | 1,466,670,000 |  | 1,498,239,000 |  | 1,466,670,000 |  | 1,498,239,000 |  |
Elimination |  |  |  |  |  |  |  |  |
Revenues: |  |  |  |  |  |  |  |  |
Gross written premiums | 0 |  | 0 |  | 0 |  | 0 |  |
Net written premiums | 0 |  | 0 |  | 0 |  | 0 |  |
Net earned premiums | 0 |  |  |  | 0 |  | 0 |  |
Commission and service fee income | (14,408,000) | [1] | 0 |  | (43,308,000) | [2] | 0 |  |
Policy and installment fee income | (0) |  | 0 |  | (0) |  | 0 |  |
Total segment revenues | (14,408,000) |  | 0 |  | (43,308,000) |  | 0 |  |
Net losses and loss adjustment expenses | (344,000) | [3] | 0 | [4] | (1,009,000) | [5] | 0 | [6] |
Net commission expenses | (11,031,000) | [3] | 0 | [4] | (33,058,000) | [5] | 0 | [6] |
Other underwriting expenses | (3,033,000) | [3],[7] | 0 | [4],[8] | (9,241,000) | [5],[9] | 0 | [6],[10] |
Income (loss) from segments | 0 | [3] | 0 | [4] | 0 | [5] | 0 | [6] |
Total assets | (16,911,000) |  | 0 |  | (16,911,000) |  | 0 |  |
Agency and Insurance Services |  |  |  |  |  |  |  |  |
Revenues: |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  | 0 |  |
Agency and Insurance Services | Segment assets |  |  |  |  |  |  |  |  |
Revenues: |  |  |  |  |  |  |  |  |
Gross written premiums | 0 |  | 0 |  | 0 |  | 0 |  |
Net written premiums | 0 |  | 0 |  | 0 |  | 0 |  |
Net earned premiums | 0 |  | 0 |  | 0 |  | 0 |  |
Commission and service fee income | 14,408,000 | [1] | 0 |  | 43,308,000 | [2] | 0 |  |
Policy and installment fee income | 570,000 |  | 0 |  | 1,456,000 |  | 0 |  |
Total segment revenues | 14,978,000 |  | 0 |  | 44,764,000 |  | 0 |  |
Net losses and loss adjustment expenses | 0 | [3] | 0 | [4] | 0 | [5] | 0 | [6] |
Net commission expenses | 0 | [3] | 0 | [4] | 0 | [5] | 0 | [6] |
Other underwriting expenses | 13,800,000 | [3],[7] | 0 | [4],[8] | 39,474,000 | [5],[9] | 0 | [6],[10] |
Income (loss) from segments | 1,178,000 | [3] | 0 | [4] | 5,290,000 | [5] | 0 | [6] |
Total assets | 43,083,000 |  | 0 |  | 43,083,000 |  | 0 |  |
Belmont Core | Segment assets |  |  |  |  |  |  |  |  |
Revenues: |  |  |  |  |  |  |  |  |
Gross written premiums | 108,541,000 |  | 103,244,000 |  | 316,749,000 |  | 297,844,000 |  |
Net written premiums | 105,708,000 |  | 100,712,000 |  | 308,215,000 |  | 290,910,000 |  |
Net earned premiums | 99,388,000 |  | 93,982,000 |  | 289,161,000 |  | 272,467,000 |  |
Commission and service fee income | 0 | [1] | 0 |  | 0 | [2] | 0 |  |
Policy and installment fee income | 0 |  | 337,000 |  | 0 |  | 1,020,000 |  |
Total segment revenues | 99,388,000 |  | 94,319,000 |  | 289,161,000 |  | 273,487,000 |  |
Net losses and loss adjustment expenses | 52,665,000 | [3] | 51,382,000 | [4] | 175,226,000 | [5] | 151,417,000 | [6] |
Net commission expenses | 34,859,000 | [3] | 21,926,000 | [4] | 101,342,000 | [5] | 63,406,000 | [6] |
Other underwriting expenses | 5,361,000 | [3],[7] | 13,703,000 | [4],[8] | 14,938,000 | [5],[9] | 41,048,000 | [6],[10] |
Income (loss) from segments | 6,503,000 | [3] | 7,308,000 | [4] | (2,345,000) | [5] | 17,616,000 | [6] |
Total assets | 162,084,000 |  | 165,820,000 |  | 162,084,000 |  | 165,820,000 |  |
Belmont Non-Core | Segment assets |  |  |  |  |  |  |  |  |
Revenues: |  |  |  |  |  |  |  |  |
Gross written premiums | (172,000) |  | (3,477,000) |  | (2,904,000) |  | (3,883,000) |  |
Net written premiums | (165,000) |  | (3,535,000) |  | (2,894,000) |  | (3,897,000) |  |
Net earned premiums | 282,000 |  | 1,431,000 |  | (1,029,000) |  | 12,339,000 |  |
Commission and service fee income | 0 | [1] | 0 |  | 0 | [2] | 0 |  |
Policy and installment fee income | 41,000 |  | 35,000 |  | 112,000 |  | 54,000 |  |
Total segment revenues | 323,000 |  | 1,466,000 |  | (917,000) |  | 12,393,000 |  |
Net losses and loss adjustment expenses | (2,446,000) | [3] | 1,018,000 | [4] | (4,656,000) | [5] | 8,029,000 | [6] |
Net commission expenses | 259,000 | [3] | 973,000 | [4] | (20,000) | [5] | 4,599,000 | [6] |
Other underwriting expenses | 200,000 | [3],[7] | 951,000 | [4],[8] | 1,402,000 | [5],[9] | 2,737,000 | [6],[10] |
Income (loss) from segments | 2,310,000 | [3] | (1,476,000) | [4] | 2,357,000 | [5] | (2,972,000) | [6] |
Total assets | $ 79,162,000 |  | $ 97,058,000 |  | $ 79,162,000 |  | $ 97,058,000 |  |
[1] | Consists of intersegment revenues, which are eliminated in consolidation.
[2] | Consists of intersegment revenues, which are eliminated in consolidation.
[3] | The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.
[4] | The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.
[5] | The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.
[6] | The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.
[7] | Other underwriting expenses consist primarily of personnel expenses and general operating expenses related to underwriting activities.
[8] | Other underwriting expenses consist primarily of personnel expenses and general operating expenses related to underwriting activities.
[9] | Other underwriting expenses consist primarily of personnel expenses and general operating expenses related to underwriting activities
[10] | Other underwriting expenses consist primarily of personnel expenses and general operating expenses related to underwriting activities.

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