v3.25.2
Cover - USD ($)
$ in Millions
 12 Months Ended
Mar. 31, 2025
Jun. 16, 2025
Sep. 30, 2024
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Document Financial Statement Error Correction [Flag] false    
Entity Interactive Data Current Yes    
ICFR Auditor Attestation Flag false    
Amendment Flag false    
Document Period End Date Mar. 31, 2025    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Documents Incorporated by Reference [Text Block] None    
Entity Information [Line Items]      
Entity Registrant Name GOLDENSTONE ACQUISITION LIMITED    
Entity Central Index Key 0001858007    
Entity File Number 001-41328    
Entity Tax Identification Number 85-3373323    
Entity Incorporation, State or Country Code DE    
Current Fiscal Year End Date --03-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Shell Company true    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
Entity Public Float     $ 17.9
Entity Incorporation, Date of Incorporation Sep. 09, 2020    
Entity Contact Personnel [Line Items]      
Entity Address, Address Line One 4360 E. New York Street    
Entity Address, City or Town Aurora    
Entity Address, State or Province IL    
Entity Address, Postal Zip Code 60504    
Entity Phone Fax Numbers [Line Items]      
City Area Code (330)    
Local Phone Number 352-7788    
Entity Listings [Line Items]      
Title of 12(b) Security None    
No Trading Symbol Flag true    
Security Exchange Name NONE    
Entity Common Stock, Shares Outstanding   3,442,121