Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.

No definition available.

Name:	dei_AmendmentFlag
Namespace Prefix:	dei_
Data Type:	xbrli:booleanItemType
Balance Type:	na
Period Type:	duration

- Definition

PCAOB issued Audit Firm Identifier

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 10-K
-Number 249
-Section 310

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 20-F
-Number 249
-Section 220
-Subsection f

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form 40-F
-Number 249
-Section 240
-Subsection f

DOCUMENT AND ENTITY INFORMATION - USD ($)	12 Months Ended
DOCUMENT AND ENTITY INFORMATION - USD ($)	May 31, 2024	Jun. 13, 2024	Nov. 30, 2023
Document Information [Line Items]
Document Type	10-K
Amendment Flag	false
Document Period End Date	May 31, 2024
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2024
Entity Registrant Name	Oracle Corporation
Entity Central Index Key	0001341439
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Current Fiscal Year End Date	--05-31
Entity Filer Category	Large Accelerated Filer
Entity Well-known Seasoned Issuer	Yes
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding (in shares)		2,755,860,000
Entity Public Float (in dollars)			$ 186,225,386,000
Entity File Number	001-35992
Entity Tax Identification Number	54-2185193
Entity Address, Address Line One	2300 Oracle Way
Entity Address, City or Town	Austin
Entity Address, State or Province	TX
Entity Address, Postal Zip Code	78741
City Area Code	737
Local Phone Number	867-1000
Entity Interactive Data Current	Yes
ICFR Auditor Attestation Flag	true
Document Financial Statement Error Correction [Flag]	false
Entity Incorporation, State or Country Code	DE
Document Annual Report	true
Document Transition Report	false
Auditor Firm ID	42
Auditor Name	Ernst & Young LLP
Auditor Location	San Jose, California
Documents Incorporated by Reference	Portions of the registrant's definitive proxy statement relating to its 2024 annual meeting of stockholders are incorporated by reference into Part III of this Annual Report on Form 10-K where indicated. Such proxy statement will be filed with the U.S. Securities and Exchange Commission within 120 days of the registrant’s fiscal year ended May 31, 2024.
Common Stock [Member]
Document Information [Line Items]
Title of 12(b) Security	Common Stock, par value $0.01 per share
Trading Symbol	ORCL
Security Exchange Name	NYSE
3.125% senior notes due July 2025 [Member]
Document Information [Line Items]
Title of 12(b) Security	3.125% senior notes due July 2025
Security Exchange Name	NYSE
No Trading Symbol Flag	true