v3.25.4
Cover - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Mar. 10, 2026
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 001-42211  
Entity Registrant Name Voyager Acquisition Corp./Cayman Islands  
Entity Central Index Key 0002006815  
Entity Tax Identification Number 00-0000000  
Entity Incorporation, State or Country Code E9  
Entity Address, Address Line One 131 Concord Street  
Entity Address, City or Town Brooklyn  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 11201  
City Area Code (347)  
Local Phone Number 720-2907  
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 $ 270,000  
ICFR Auditor Attestation Flag false  
Document Financial Statement Error Correction [Flag] false  
Non-Rule 10b5-1 Arrangement Terminated [Flag] false  
Rule 10b5-1 Arrangement Terminated [Flag] false  
Non-Rule 10b5-1 Arrangement Adopted [Flag] false  
Rule 10b5-1 Arrangement Adopted [Flag] false  
Auditor Name WithumSmith+Brown, PC  
Auditor Location New York  
Auditor Firm ID 100  
Units, each consisting of one Class A ordinary share and one-half of one warrant    
Title of 12(b) Security Units, each consisting of one Class A ordinary share and one-half of one warrant  
Trading Symbol VACHU  
Security Exchange Name NASDAQ  
Class A ordinary shares, par value $0.0001 per share    
Title of 12(b) Security Class A ordinary shares, par value $0.0001 per share  
Trading Symbol VACH  
Security Exchange Name NASDAQ  
Warrants, each whole warrant entitling the holder thereof to purchase one Class A ordinary share at a price of $11.50 per share, exercisable 30 days after the completion of our initial business combination and will expire five years after the completion of our initial business combination or earlier upon redemption or our liquidation    
Title of 12(b) Security Warrants, each whole warrant entitling the holder thereof to purchase one Class A ordinary share at a price of $11.50 per share  
Trading Symbol VACHW  
Security Exchange Name NASDAQ  
Class A Ordinary Shares [Member]    
Entity Common Stock, Shares Outstanding   25,300,000
Class B Ordinary Shares [Member]    
Entity Common Stock, Shares Outstanding   6,325,000