Background (Policies)	9 Months Ended
Feb. 22, 2026
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of accounting	The accompanying Consolidated Financial Statements of General Mills, Inc. (we, us, our, General Mills, or the Company) have been prepared in accordance with accounting principles generally accepted in the United States (GAAP) for interim financial information and with the rules and regulations for reporting on Form 10-Q.

Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483426/235-10-50-4

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