v3.25.2
Cover - USD ($)
 12 Months Ended
Mar. 31, 2025
Jun. 19, 2025
Sep. 30, 2024
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Document Financial Statement Error Correction [Flag] false    
Entity Interactive Data Current Yes    
ICFR Auditor Attestation Flag false    
Amendment Flag false    
Document Period End Date Mar. 31, 2025    
Document Fiscal Year Focus 2025    
Document Fiscal Period Focus FY    
Entity Information [Line Items]      
Entity Registrant Name Grace Therapeutics, Inc.    
Entity Central Index Key 0001444192    
Entity File Number 001-35776    
Entity Tax Identification Number 98-1359336    
Entity Incorporation, State or Country Code DE    
Current Fiscal Year End Date --03-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Shell Company false    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Public Float     $ 24,040,390
Entity Contact Personnel [Line Items]      
Entity Address, Address Line One 103 Carnegie Center Suite 300    
Entity Address, City or Town Princeton    
Entity Address, State or Province NJ    
Entity Address, Postal Zip Code 08540    
Entity Phone Fax Numbers [Line Items]      
City Area Code 609    
Local Phone Number 322-1602    
Entity Listings [Line Items]      
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol GRCE    
Security Exchange Name NASDAQ    
Entity Common Stock, Shares Outstanding   13,828,562