Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v2.3.0.15
Document And Entity Information
9 Months Ended
Sep. 30, 2011
Nov. 02, 2011
Document And Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2011
Document Fiscal Year Focus 2011  
Document Fiscal Period Focus Q3  
Entity Registrant Name W&T OFFSHORE INC  
Entity Central Index Key 0001288403  
Current Fiscal Year End Date --12-31  
Entity Filer Category Accelerated Filer  
Entity Common Stock, Shares Outstanding   74,461,440