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Cover - USD ($)
 12 Months Ended
Dec. 31, 2025
Mar. 23, 2026
Jun. 30, 2025
Document Type 10-K    
Amendment Flag false    
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 001-42582    
Entity Registrant Name Soulpower Acquisition Corp.    
Entity Central Index Key 0002025608    
Entity Tax Identification Number 98-1801568    
Entity Incorporation, State or Country Code E9    
Entity Address, Address Line One 250 West 55th Street    
Entity Address, Address Line Two 17th Floor    
Entity Address, City or Town New York    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 10019    
City Area Code (201)    
Local Phone Number 282-6717    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Elected Not To Use the Extended Transition Period false    
Entity Shell Company true    
Entity Public Float     $ 246,984,000
Entity Common Stock, Shares Outstanding   25,620,000  
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Entity Listing, Par Value Per Share $ 0.0001    
Auditor Name WithumSmith+Brown, PC    
Auditor Location New York, New York    
Auditor Firm ID 100    
Units, each consisting of one Class A Ordinary Share and one Right [Member]      
Title of 12(b) Security Units, each consisting of one Class A Ordinary Share and one Right    
Trading Symbol SOULU    
Security Exchange Name NYSE    
Ordinary shares, par value $0.0001 per share [Member]      
Title of 12(b) Security Ordinary shares, par value $0.0001 per share    
Trading Symbol SOUL    
Security Exchange Name NYSE    
Rights, each right entitling the holder to acquire one-tenth (1/10) of one Class A Ordinary Share upon the consummation of the initial business combination [Member]      
Title of 12(b) Security Rights, each right entitling the holder to acquire one-tenth (1/10) of one Class A Ordinary Share    
Trading Symbol SOULR    
Security Exchange Name NYSE