v3.26.1
Cover
Jul. 23, 2026
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jul. 23, 2026
Entity Registrant Name SUNSHINE SILVER MINING & REFINING COMPANY
Entity Incorporation, State or Country Code DE
Entity File Number 001-43325
Entity Tax Identification Number 85-3794822
Entity Address, Address Line One 2209 Big Creek Rd
Entity Address, City or Town Kellogg
Entity Address, State or Province ID
Entity Address, Postal Zip Code 83837
City Area Code 208
Local Phone Number 783-1700
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security common stock, par value $0.001 per share
Trading Symbol SSMR
Security Exchange Name NYSE
Entity Emerging Growth Company true
Entity Ex Transition Period false
Amendment Flag false
Entity Central Index Key 0002091017