v3.26.1
Cover
Mar. 25, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Mar. 25, 2026
Current Fiscal Year End Date --01-31
Entity File Number 333-291171
Entity Registrant Name GREENLAND ENERGY COMPANY
Entity Central Index Key 0002093507
Entity Tax Identification Number 39-4828593
Entity Incorporation, State or Country Code TX
Entity Address, Address Line One 3400 East Bayaud Avenue
Entity Address, Address Line Two Suite 400
Entity Address, City or Town Denver
Entity Address, State or Province CO
Entity Address, Postal Zip Code 80209
City Area Code 918
Local Phone Number 361-7000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.0001 par value per share
Trading Symbol GLND
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false