v3.25.4
Cover - USD ($)
12 Months Ended
Dec. 31, 2025
Feb. 26, 2026
Jun. 30, 2025
Cover [Abstract]      
Document Type 10-K/A    
Amendment Flag true    
Amendment Description This Annual Report on Form 10-K/A constitutes Amendment No. 1 (the “Amendment”) to the Annual Report of the abrdn Platinum ETF Trust (the “Registrant”) on Form 10-K for the year ended December 31, 2025, which was originally filed with the Securities and Exchange Commission on March 2, 2026 (the “Original Filing”).  This Amendment is being filed solely to include KPMG’s Report regarding its opinion on the Internal Controls over Financial Reporting, which was inadvertently omitted in the Original Filing. Pursuant to Rule 12b-15 under the Securities Exchange Act of 1934, as a result of this Amendment, the Certifications, filed and furnished, respectively, as exhibits to the Original Filing, have been re-executed and re-filed as of the date of this Form 10-K/A and are included as Exhibits 31.1, 31.2, 32.1 and 32.2 hereto. Therefore, Part IV, Item 15 of the Original Filing has been amended to reflect the new Certifications described above. No other change is made to the Original Filing. This Amendment does not purport to provide an update or a discussion of any other developments subsequent to the Original Filing. Accordingly, this Amendment should be read in conjunction with the Original Filing.    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2025    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2025    
Current Fiscal Year End Date --12-31    
Entity File Number 001-34590    
Entity Registrant Name abrdn Platinum ETF Trust    
Entity Central Index Key 0001460235    
Entity Tax Identification Number 26-4732885    
Entity Incorporation, State or Country Code NY    
Entity Address, Address Line One 1900 Market Street    
Entity Address, Address Line Two Suite 200    
Entity Address, City or Town Philadelphia    
Entity Address, State or Province PA    
Entity Address, Postal Zip Code 19103    
City Area Code (844)    
Local Phone Number 383-7289    
Title of 12(b) Security abrdn Physical Platinum Shares ETF    
Trading Symbol PPLT    
Security Exchange Name NYSEArca    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 1,615,740,500
Entity Common Stock, Shares Outstanding   15,750,000  
Documents Incorporated by Reference [Text Block] None    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Auditor Name KPMG LLP    
Auditor Location Philadelphia, Pennsylvania    
Auditor Firm ID 185