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12 Months Ended
Dec. 31, 2020
Cover [Abstract]  
Entity Registrant Name BAYTEX ENERGY CORP.
Entity Central Index Key 0001279495
Document Type 6-K
Document Period End Date Dec. 31, 2020
Document Fiscal Year Focus 2020
Document Fiscal Period Focus FY
Amendment Flag false
Current Fiscal Year End Date --12-31