XML 11 R1.htm IDEA: XBRL DOCUMENT v3.22.2.2
Document And Entity Information
9 Months Ended
Sep. 30, 2022
Document Information Line Items  
Entity Registrant Name SEABRIDGE GOLD INC.
Document Type 6-K
Current Fiscal Year End Date --12-31
Amendment Flag false
Entity Central Index Key 0001231346
Document Period End Date Sep. 30, 2022
Document Fiscal Year Focus 2022
Document Fiscal Period Focus Q3
Entity File Number 1-32135