v3.25.4
Cover
Mar. 10, 2026
Document Information Line Items  
Entity Registrant Name Lake Superior Acquisition Corp.
Entity Central Index Key 0002043508
Document Type 8-K
Amendment Flag false
Entity Emerging Growth Company true
Document Period End Date Mar. 10, 2026
Entity Ex Transition Period false
Entity File Number 001-42896
Entity Incorporation State Country Code D8
Entity Address Address Line 1 521 Fifth Avenue
Entity Address Address Line 2 17th Floor
Entity Address City Or Town New York
Entity Address State Or Province NY
Entity Address Postal Zip Code 10175
City Area Code 646
Local Phone Number 886-8892
Written Communications true
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Units One Class A Ordinary Share And One Seventh Of One Rights [Member]  
Document Information Line Items  
Security 12b Title Units, each consisting of one Class A Ordinary Share and one-seventh of one right
Trading Symbol LKSPU
Security Exchange Name NASDAQ
Class A Ordinary Shares [Member]  
Document Information Line Items  
Security 12b Title Class A Ordinary Shares, no par value
Trading Symbol LKSP
Security Exchange Name NASDAQ
Rights [Member]  
Document Information Line Items  
Security 12b Title Rights, each whole right to acquire one Class A Ordinary Share
Trading Symbol LKSPR
Security Exchange Name NASDAQ