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Cover
Jan. 18, 2022
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jan. 18, 2022
Entity File Number 001-35455
Entity Registrant Name SSR Mining Inc.
Entity Central Index Key 0000921638
Entity Tax Identification Number 98-0211014
Entity Incorporation, State or Country Code A1
Entity Address, Address Line One 1055 Dunsmuir Street
Entity Address, Address Line Two Suite 800
Entity Address, Address Line Three PO Box 49088
Entity Address, City or Town Vancouver
Entity Address, State or Province BC
Entity Address, Country CA
Entity Address, Postal Zip Code V7X 1G4
City Area Code 604
Local Phone Number 689-3846
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Shares without par value
Trading Symbol SSRM
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Elected Not To Use the Extended Transition Period false