Basis of Presentation	6 Months Ended
Jun. 30, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation	1. Basis of Presentation In the opinion of management, the accompanying unaudited Condensed Consolidated Financial Statements contain all adjustments (which include normal recurring adjustments, unless otherwise noted) necessary to present fairly the financial position, results of operations and cash flows for the periods presented. Certain information and footnote disclosures normally included in financial statements prepared in accordance with generally accepted accounting principles in the United States (U.S. GAAP) have been condensed or omitted pursuant to the rules and regulations of the U.S. Securities and Exchange Commission (SEC). These Condensed Consolidated Financial Statements should be read in conjunction with the audited financial statements and notes thereto included in the Annual Report on Form 10-K of Oshkosh Corporation (the Company) for the year ended December 31, 2024. The interim results are not necessarily indicative of results for any other interim period or for 2025. Certain reclassifications have been made to the prior period financial statements to conform to the presentation as of and for the three and six months ended June 30, 2025. In June 2025, the Company renamed the Defense segment to the Transport segment to better reflect the full scope of the segment's operations serving defense and commercial markets. In July 2024, the Company moved the reporting responsibility for Pratt & Miller Engineering & Fabrication, LLC (Pratt Miller) from its Transport segment to the Chief Technology and Strategic Sourcing Officer to better utilize Pratt Miller’s expertise across the entire Oshkosh Corporation enterprise. Pratt Miller results are now reported within "Corporate and other." All historical information has been recast to reflect this change.

Basis of Presentation

6 Months Ended

Jun. 30, 2025

Organization, Consolidation and Presentation of Financial Statements [Abstract]

1. Basis of Presentation

In the opinion of management, the accompanying unaudited Condensed Consolidated Financial Statements contain all adjustments (which include normal recurring adjustments, unless otherwise noted) necessary to present fairly the financial position, results of operations and cash flows for the periods presented. Certain information and footnote disclosures normally included in financial statements prepared in accordance with generally accepted accounting principles in the United States (U.S. GAAP) have been condensed or omitted pursuant to the rules and regulations of the U.S. Securities and Exchange Commission (SEC). These Condensed Consolidated Financial Statements should be read in conjunction with the audited financial statements and notes thereto included in the Annual Report on Form 10-K of Oshkosh Corporation (the Company) for the year ended December 31, 2024. The interim results are not necessarily indicative of results for any other interim period or for 2025. Certain reclassifications have been made to the prior period financial statements to conform to the presentation as of and for the three and six months ended June 30, 2025.

In June 2025, the Company renamed the Defense segment to the Transport segment to better reflect the full scope of the segment's operations serving defense and commercial markets.

In July 2024, the Company moved the reporting responsibility for Pratt & Miller Engineering & Fabrication, LLC (Pratt Miller) from its Transport segment to the Chief Technology and Strategic Sourcing Officer to better utilize Pratt Miller’s expertise across the entire Oshkosh Corporation enterprise. Pratt Miller results are now reported within "Corporate and other." All historical information has been recast to reflect this change.