v3.26.1
Cover
Jul. 20, 2026
Document Information Line Items  
Entity Registrant Name Southern Cross Acquisition I Corp.
Entity Central Index Key 0002116230
Document Type 8-K
Amendment Flag false
Current Fiscal Year End Date --12-31
Entity Emerging Growth Company true
Document Period End Date Jul. 20, 2026
Entity Ex Transition Period false
Entity File Number 001-43402
Entity Incorporation State Country Code E9
Entity Address Address Line 1 1412 Broadway
Entity Address Address Line 2 21st Floor Suite 21V
Entity Address City Or Town New York
Entity Address State Or Province NY
Entity Address Postal Zip Code 10018
City Area Code 646
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Local Phone Number 257-5537
Units Consisting Of One Ordinary Share [Member]  
Document Information Line Items  
Security 12b Title Units, consisting of one ordinary share, $0.0001 par value
Trading Symbol NCOOU
Security Exchange Name NASDAQ
Ordinary Shares [Member]  
Document Information Line Items  
Security 12b Title Ordinary shares, par value $0.0001 per share
Trading Symbol NCO
Security Exchange Name NASDAQ
Redeemable Warrants [Member]  
Document Information Line Items  
Security 12b Title Redeemable Warrants, each whole warrant exercisable for one ordinary share at an exercise price of $11.50
Trading Symbol NCOOW
Security Exchange Name NASDAQ
Rights [Member]  
Document Information Line Items  
Security 12b Title Rights, each right entitling the holder to receive one-fourth of one ordinary share
Trading Symbol NCOOR
Security Exchange Name NASDAQ