Basis of Presentation and Summary of Significant Accounting Policies	3 Months Ended
Sep. 30, 2025
Accounting Policies [Abstract]
Basis of Presentation and Summary of Significant Accounting Policies	1. Basis of Presentation and Summary of Significant Accounting Policies Basis of Presentation Our condensed consolidated financial statements include the accounts of all majority-owned or consolidated subsidiaries, and all significant intercompany transactions and amounts have been eliminated. The results of businesses acquired or disposed of are included in the condensed consolidated financial statements from the date of the acquisition or up to the date of disposal, respectively. References to "we," "our," and similar pronouns in this Quarterly Report on Form 10-Q for the quarter ended September 30, 2025 (this "Form 10-Q") are to Cardinal Health, Inc. and its majority-owned or consolidated subsidiaries unless the context requires otherwise. Our fiscal year ends on June 30. References to fiscal 2026 and 2025 in these condensed consolidated financial statements are to the fiscal years ending or ended June 30, 2026 and June 30, 2025, respectively. Our condensed consolidated financial statements have been prepared in accordance with the U.S. Securities and Exchange Commission ("SEC") instructions to Quarterly Reports on Form 10-Q and include the information and disclosures required by accounting principles generally accepted in the United States ("GAAP") for interim financial reporting. The preparation of financial statements in conformity with GAAP requires us to make estimates, judgments, and assumptions that affect amounts reported in the condensed consolidated financial statements and accompanying notes. Actual amounts may differ from these estimated amounts. In our opinion, all adjustments necessary for a fair presentation of the condensed consolidated financial statements have been included, all such adjustments are of a normal and recurring nature. In addition, financial results presented for this fiscal 2026 interim period are not necessarily indicative of the results that may be expected for the full fiscal year ending June 30, 2026. These condensed consolidated financial statements are unaudited and, accordingly, should be read in conjunction with the audited consolidated financial statements and related notes contained in our Annual Report on Form 10-K for the fiscal year ended June 30, 2025 (the "2025 Form 10-K"). Variable Interest Entities We evaluate our ownership, contractual, and other interests in entities to determine if they are a variable interest entity (“VIE”), if we have a variable interest in those entities, and the nature and extent of those interests. These evaluations may involve management judgment and the use of estimates and assumptions based on available historical information, among other factors. Based on our evaluations, if we determine we are the primary beneficiary of such VIEs, we consolidate such entities into our financial statements. Consolidated Variable Interest Entities We consolidate a VIE when we have the power to direct the activities that most significantly impact the VIE’s economic performance and the obligation to absorb losses or the right to receive benefits that could be significant to the VIE and, as a result, are considered the primary beneficiary of the VIE. In relation to the acquisition of GI Alliance ("GIA"), we concluded that the GIA management services organization ("MSO") is the primary beneficiary of certain physician practices and therefore are consolidated as VIEs. The GIA VIEs do not have a material impact on our consolidated statements of earnings or consolidated statements of cash flows. Total assets and liabilities included in the consolidated balance sheets for the GIA VIEs were $760 million and $620 million, respectively, as of September 30, 2025. Noncontrolling Interests Noncontrolling interests represent the portion of net earnings, comprehensive income, and net assets that is not attributable to Cardinal Health, Inc. Noncontrolling interests as of September 30, 2025 primarily represents third-party equity interests in Integrated Oncology Network ("ION"). See Note 2 for additional information on the acquisition of ION. Recently Issued Financial Accounting Standards And Disclosure Rules Not Yet Adopted We assess the adoption impacts of recently issued accounting standards by the FASB on our consolidated financial statements as well as material updates to previous assessments, if any, from the 2025 Form 10-K. Income Tax Disclosure In December 2023, the FASB issued ASU 2023-09 Income Taxes (Topic 740): Improvements to Income Tax Disclosures, which enhances income tax disclosures primarily related to the rate reconciliation and income taxes paid information. This guidance also includes certain other amendments to improve the effectiveness of income tax disclosures. This guidance will be effective for us in the 2026 Form 10-K and should be applied on a prospective basis, with retrospective application permitted. We are currently evaluating the impact of adoption of this guidance on our disclosures. Disaggregation of Income Statement Expenses In November 2024, the FASB issued ASU 2024-03 Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40), which requires disaggregated disclosures of certain categories of expenses which are included in any relevant income statement expense caption on an annual and interim basis. Additionally, the guidance requires the disclosure of total selling expenses and, in annual reporting periods, an entity's definition of selling expenses. This guidance will be effective for us in our fiscal 2028 Form 10-K and should be applied on a prospective basis, with retrospective application permitted. We are currently evaluating the impact of adoption of this guidance on our disclosures. Recently Adopted Financial Accounting Standards There were no new material accounting standards adopted in the three months ended September 30, 2025.

1. Basis of Presentation and Summary of Significant Accounting Policies

Basis of Presentation

Our condensed consolidated financial statements include the accounts of all majority-owned or consolidated subsidiaries, and all significant intercompany transactions and amounts have been eliminated. The results of businesses acquired or disposed of are included in the condensed consolidated financial statements from the date of the acquisition or up to the date of disposal, respectively.

References to "we," "our," and similar pronouns in this Quarterly Report on Form 10-Q for the quarter ended September 30, 2025 (this "Form 10-Q") are to Cardinal Health, Inc. and its majority-owned or consolidated subsidiaries unless the context requires otherwise.

Our fiscal year ends on June 30. References to fiscal 2026 and 2025 in these condensed consolidated financial statements are to the fiscal years ending or ended June 30, 2026 and June 30, 2025, respectively.

Our condensed consolidated financial statements have been prepared in accordance with the U.S. Securities and Exchange Commission ("SEC") instructions to Quarterly Reports on Form 10-Q and include the information and disclosures required by accounting principles generally accepted in the United States ("GAAP") for interim financial reporting. The preparation of financial statements in conformity with GAAP requires us to make estimates, judgments, and assumptions that affect amounts reported in the condensed consolidated financial statements and accompanying notes. Actual amounts may differ from these estimated amounts.

In our opinion, all adjustments necessary for a fair presentation of the condensed consolidated financial statements have been included, all such adjustments are of a normal and recurring nature. In addition, financial results presented for this fiscal 2026 interim period are not necessarily indicative of the results that may be expected for the full fiscal year ending June 30, 2026. These condensed consolidated financial statements are unaudited and, accordingly, should be read in conjunction with the audited consolidated financial statements and related notes contained in our Annual Report on Form 10-K for the fiscal year ended June 30, 2025 (the "2025 Form 10-K").

Variable Interest Entities

We evaluate our ownership, contractual, and other interests in entities to determine if they are a variable interest entity (“VIE”), if we have a variable interest in those entities, and the nature and extent of those interests. These evaluations may involve management judgment and the use of estimates and assumptions

based on available historical information, among other factors. Based on our evaluations, if we determine we are the primary beneficiary of such VIEs, we consolidate such entities into our financial statements.

Consolidated Variable Interest Entities

We consolidate a VIE when we have the power to direct the activities that most significantly impact the VIE’s economic performance and the obligation to absorb losses or the right to receive benefits that could be significant to the VIE and, as a result, are considered the primary beneficiary of the VIE.

In relation to the acquisition of GI Alliance ("GIA"), we concluded that the GIA management services organization ("MSO") is the primary beneficiary of certain physician practices and therefore are consolidated as VIEs. The GIA VIEs do not have a material impact on our consolidated statements of earnings or consolidated statements of cash flows. Total assets and liabilities included in the consolidated balance sheets for the GIA VIEs were $760 million and $620 million, respectively, as of September 30, 2025.

Noncontrolling Interests

Noncontrolling interests represent the portion of net earnings, comprehensive income, and net assets that is not attributable to Cardinal Health, Inc. Noncontrolling interests as of September 30, 2025 primarily represents third-party equity interests in Integrated Oncology Network ("ION"). See Note 2 for additional information on the acquisition of ION.

Recently Issued Financial Accounting Standards And Disclosure Rules Not Yet Adopted

We assess the adoption impacts of recently issued accounting standards by the FASB on our consolidated financial statements as well as material updates to previous assessments, if any, from the 2025 Form 10-K.

Income Tax Disclosure

In December 2023, the FASB issued ASU 2023-09 Income Taxes (Topic 740): Improvements to Income Tax Disclosures, which enhances income tax disclosures primarily related to the rate reconciliation and income taxes paid information. This guidance also includes certain other amendments to improve the effectiveness of income tax disclosures. This guidance will be effective for us in the 2026 Form 10-K and should be applied on a prospective basis, with retrospective application permitted. We are currently evaluating the impact of adoption of this guidance on our disclosures.

Disaggregation of Income Statement Expenses

In November 2024, the FASB issued ASU 2024-03 Income Statement - Reporting Comprehensive Income - Expense Disaggregation Disclosures (Subtopic 220-40), which requires disaggregated disclosures of certain categories of expenses which