Cover - USD ($)	12 Months Ended
	Jun. 30, 2025	Sep. 23, 2025
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Jun. 30, 2025
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2025
Current Fiscal Year End Date	--06-30
Entity File Number	000-52837
Entity Registrant Name	GOLDEN STAR RESOURCE CORP.
Entity Central Index Key	0001375348
Entity Tax Identification Number	00-0000000
Entity Incorporation, State or Country Code	NV
Entity Address, Address Line One	#300 – 500 North Rainbow Blvd
Entity Address, City or Town	Las Vegas
Entity Address, State or Province	NV
Entity Address, Postal Zip Code	89107
City Area Code	(210)
Local Phone Number	862-3372
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	false
Entity Shell Company	false
Entity Public Float	$ 804,961
Entity Common Stock, Shares Outstanding		7,070,000
Document Financial Statement Error Correction [Flag]	false
Auditor Name	MICHAEL GILLESPIE & ASSOCIATES, PLLC
Auditor Firm ID	6104
Auditor Location	Vancouver, Washington