v3.26.1
Cover
Sep. 01, 2026
Document Information [Line Items]  
Document Type N-2
Document Registration Statement true
Post-Effective Amendment true
Post-Effective Amendment Number 2
Investment Company Act Registration true
Dividend or Interest Reinvestment Plan Only false
Delayed or Continuous Offering true
Effective Upon Filing, 462(e) false
Additional Securities Effective, 413(b) false
Effective on Set Date, 486(b) true
Effective on Date, 486(b) Sep. 01, 2026
New Effective Date for Previous Filing false
Additional Securities. 462(b) false
No Substantive Changes, 462(c) false
Exhibits Only, 462(d) false
Approximate Date of Commencement of Proposed Sale to Public As soon as practicable after the effective date of this Registration Statement.
Amendment Flag false
Entity Information [Line Items]  
Entity Registrant Name VANECK CLO OPPORTUNITIES FUND
Entity Central Index Key 0002095816
Securities Act File Number 333-292043
Investment Company Act File Number 811-24146
Entity Well-known Seasoned Issuer No
Entity Emerging Growth Company false
Entity Inv Company Type N-2
Entity Contact Personnel [Line Items]  
Entity Address, Address Line One 666 Third Avenue
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10017
Entity Phone Fax Numbers [Line Items]  
City Area Code 212
Local Phone Number 293-2000
Business Contact [Member]  
Entity Contact Personnel [Line Items]  
Contact Personnel Name Jonathan R. Simon, Esq.
Entity Address, Address Line One 666 Third Avenue, 9th Floor
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10017