Note 1 - Summary of Operations and Basis of Presentation	9 Months Ended
Sep. 30, 2025
Accounting Policies [Abstract]
Basis of Presentation and Significant Accounting Policies [Text Block]	1. Summary of Operations and Basis of Presentation Summary of Operations Palomar Holdings, Inc. (the “Company”) is a Delaware incorporated insurance holding company that was founded in 2014. The Company has several wholly owned subsidiaries including an Oregon domiciled insurance company, Palomar Specialty Insurance Company (“PSIC”), a Bermuda domiciled reinsurance company, Palomar Specialty Reinsurance Company Bermuda Ltd. (“PSRE”), an Arizona domiciled surplus lines insurance company, Palomar Excess and Surplus Insurance Company (“PESIC”), a California domiciled property and casualty insurance agency, Palomar Insurance Agency, Inc., DBA Palomar General Insurance Agency (“PGIA”), a Delaware-incorporated management company, Palomar Underwriters Exchange Organization, Inc. (“PUEO”), that provides services to a Hawaii domiciled reciprocal exchange, Laulima Exchange (“Laulima”), as its attorney-in-fact, a New Jersey domiciled insurance carrier specializing in surety bonds, First Indemnity of America Insurance Co. (“FIA”) and a Delaware-incorporated insurance management company, Palomar Crop Insurance Services, Inc. (“PCIS”). Segment Reporting The Company has a single operating segment, the property and casualty insurance business. The Company’s chief operating decision maker (“CODM”) is the Chief Executive Officer. The significant segment expenses provided to the CODM are consistent with the categories shown in the Company’s Condensed Consolidated Statements of Income and Comprehensive Income and there are no other segment items used by the CODM. The CODM reviews the Company’s revenue, expenses and net income as reported under U.S. generally accepted accounting principles (“GAAP”), which is the primary measure of segment profit or loss. The CODM reviews these measures, comparing them to prior periods and expectations, and makes resource allocation decisions based on the analysis. While the Company’s CODM also reviews the revenue streams attributable to individual products, operations are managed, resources are allocated, and financial performance is evaluated on a consolidated basis. Basis of Presentation The accompanying condensed consolidated financial statements have been prepared in accordance with GAAP for interim financial information and include the accounts of the Company and its wholly‑owned subsidiaries. The condensed consolidated financial statements also include the accounts of Laulima, as Laulima is a variable interest entity (“VIE”) for which the Company is the primary beneficiary. These condensed consolidated financial statements do not contain all information and footnotes required by GAAP for complete consolidated financial statements. For a more complete description of the Company’s business and accounting policies, these condensed consolidated financial statements should be read in conjunction with the audited consolidated financial statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024, filed with the SEC on February 25, 2025 (the “2024 Annual Report on Form 10-K”). In the opinion of management, all adjustments necessary for a fair presentation of the condensed consolidated financial statements have been included. Such adjustments consist only of normal recurring items. All intercompany balances and transactions have been eliminated in consolidation. Interim results are not necessarily indicative of results of operations for the full year. Use of Estimates The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect amounts reported in the condensed consolidated financial statements and accompanying notes. Such estimates and assumptions could change in the future as more information becomes known, which could impact the amounts reported and disclosed herein. All revisions to accounting estimates are recognized in the period in which the estimates are revised. Significant estimates reflected in the Company’s condensed consolidated financial statements include, but are not limited to, reserves for losses and loss adjustment expenses, reinsurance recoverables on unpaid losses, and the fair values of investments. Recent Accounting Pronouncements Recently adopted accounting pronouncements The Company has not adopted any new accounting guidance during the three months ended September 30, 2025. Recently issued accounting pronouncements not yet adopted Income Taxes In December 2023, the FASB issued ASU No. 2023-09, Income Taxes (Topic 740): Improvements to Income Tax Disclosures (“ASU 2023-09”). ASU 2023-09 requires public business entities to disclose additional information with respect to the reconciliation of the effective tax rate to the statutory rate. Additionally, public business entities will need to disaggregate federal, state and foreign taxes paid in their financial statements. ASU 2023-09 is effective for public business entities for fiscal years beginning after December 15, 2024. The Company will adopt this guidance beginning with the Annual Report on Form 10-K for the year ending December 31, 2025 and the adoption is not expected to have a significant impact on the Company’s required disclosures. Income Statement Expenses In November 2024, the FASB issued ASU No. 2024-03, Disaggregation of Income Statement Expenses (“ASU 2023-03”), which will require disclosure of additional information about specific expense categories in the notes to financial statements for all public business entities. ASU 2024-03 is effective for annual reporting beginning with the fiscal year ending December 31, 2027, and for interim periods thereafter. Early adoption is permitted. The Company is currently evaluating the impact the adoption of this standard will have on its consolidated financial statements. Internal-Use Software In September 2025, the FASB issued ASU No. 2025-06, Intangibles — Goodwill and Other — Internal-Use Software (Subtopic 350-40) (“ASU 2025-06”), which clarifies and modernizes the accounting for costs related to internal-use software by removing references to project stages and clarifying the probable-to-complete threshold for capitalization when significant development uncertainty exists. ASU 2025-06 is effective for annual reporting periods beginning after December 15, 2027, and interim periods within those annual reporting periods. Early adoption is permitted. The Company is currently evaluating the impact the adoption of this standard will have on its consolidated financial statements.

Note 1 - Summary of Operations and Basis of Presentation

9 Months Ended

Sep. 30, 2025

Basis of Presentation and Significant Accounting Policies [Text Block]

1. Summary of Operations and Basis of Presentation

Summary of Operations

Palomar Holdings, Inc. (the “Company”) is a Delaware incorporated insurance holding company that was founded in 2014. The Company has several wholly owned subsidiaries including an Oregon domiciled insurance company, Palomar Specialty Insurance Company (“PSIC”), a Bermuda domiciled reinsurance company, Palomar Specialty Reinsurance Company Bermuda Ltd. (“PSRE”), an Arizona domiciled surplus lines insurance company, Palomar Excess and Surplus Insurance Company (“PESIC”), a California domiciled property and casualty insurance agency, Palomar Insurance Agency, Inc., DBA Palomar General Insurance Agency (“PGIA”), a Delaware-incorporated management company, Palomar Underwriters Exchange Organization, Inc. (“PUEO”), that provides services to a Hawaii domiciled reciprocal exchange, Laulima Exchange (“Laulima”), as its attorney-in-fact, a New Jersey domiciled insurance carrier specializing in surety bonds, First Indemnity of America Insurance Co. (“FIA”) and a Delaware-incorporated insurance management company, Palomar Crop Insurance Services, Inc. (“PCIS”).

Segment Reporting

The Company has a single operating segment, the property and casualty insurance business. The Company’s chief operating decision maker (“CODM”) is the Chief Executive Officer. The significant segment expenses provided to the CODM are consistent with the categories shown in the Company’s Condensed Consolidated Statements of Income and Comprehensive Income and there are no other segment items used by the CODM. The CODM reviews the Company’s revenue, expenses and net income as reported under U.S. generally accepted accounting principles (“GAAP”), which is the primary measure of segment profit or loss. The CODM reviews these measures, comparing them to prior periods and expectations, and makes resource allocation decisions based on the analysis. While the Company’s CODM also reviews the revenue streams attributable to individual products, operations are managed, resources are allocated, and financial performance is evaluated on a consolidated basis.

Basis of Presentation

The accompanying condensed consolidated financial statements have been prepared in accordance with GAAP for interim financial information and include the accounts of the Company and its wholly‑owned subsidiaries. The condensed consolidated financial statements also include the accounts of Laulima, as Laulima is a variable interest entity (“VIE”) for which the Company is the primary beneficiary.

These condensed consolidated financial statements do not contain all information and footnotes required by GAAP for complete consolidated financial statements. For a more complete description of the Company’s business and accounting policies, these condensed consolidated financial statements should be read in conjunction with the audited consolidated financial statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024, filed with the SEC on February 25, 2025 (the “2024 Annual Report on Form 10-K”). In the opinion of management, all adjustments necessary for a fair presentation of the condensed consolidated financial statements have been included. Such adjustments consist only of normal recurring items. All intercompany balances and transactions have been eliminated in consolidation. Interim results are not necessarily indicative of results of operations for the full year.

Use of Estimates

The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect amounts reported in the condensed consolidated financial statements and accompanying notes. Such estimates and assumptions could change in the future as more information becomes known, which could impact the amounts reported and disclosed herein. All revisions to accounting estimates are recognized in the period in which the estimates are revised. Significant estimates reflected in the Company’s condensed consolidated financial statements include, but are not limited to, reserves for losses and loss adjustment expenses, reinsurance recoverables on unpaid losses, and the fair values of investments.

Recent Accounting Pronouncements

Recently adopted accounting pronouncements

The Company has not adopted any new accounting guidance during the three months ended September 30, 2025.

Recently issued accounting pronouncements not yet adopted

Income Taxes

In December 2023, the FASB issued ASU No. 2023-09, Income Taxes (Topic 740): Improvements to Income Tax Disclosures (“ASU 2023-09”). ASU 2023-09 requires public business entities to disclose additional information with respect to the reconciliation of the effective tax rate to the statutory rate. Additionally, public business entities will need to disaggregate federal, state and foreign taxes paid in their financial statements. ASU 2023-09 is effective for public business entities for fiscal years beginning after December 15, 2024. The Company will adopt this guidance beginning with the Annual Report on Form 10-K for the year ending December 31, 2025 and the adoption is not expected to have a significant impact on the Company’s required disclosures.

Income Statement Expenses

In November 2024, the FASB issued ASU No. 2024-03, Disaggregation of Income Statement Expenses (“ASU 2023-03”), which will require disclosure of additional information about specific expense categories in the notes to financial statements for all public business entities. ASU 2024-03 is effective for annual reporting beginning with the fiscal year ending December 31, 2027, and for interim periods thereafter. Early adoption is permitted. The Company is currently evaluating the impact the adoption of this standard will have on its consolidated financial statements.

Internal-Use Software

In September 2025, the FASB issued ASU No. 2025-06, Intangibles — Goodwill and Other — Internal-Use Software (Subtopic 350-40) (“ASU 2025-06”), which clarifies and modernizes the accounting for costs related to internal-use software by removing references to project stages and clarifying the probable-to-complete threshold for capitalization when significant development uncertainty exists. ASU 2025-06 is effective for annual reporting periods beginning after December 15, 2027, and interim periods within those annual reporting periods. Early adoption is permitted. The Company is currently evaluating the impact the adoption of this standard will have on its consolidated financial statements.