XML 15 R1.htm IDEA: XBRL DOCUMENT v3.20.2
Cover Page - shares
 9 Months Ended
Sep. 30, 2020
Nov. 03, 2020
Entity Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2020  
Document Transition Report false  
Entity File Number 001-35504  
Entity Registrant Name FORUM ENERGY TECHNOLOGIES, INC.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 61-1488595  
Entity Address, Address Line One 10344 Sam Houston Park Drive  
Entity Address, Address Line Two Suite 300  
Entity Address, City or Town Houston  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77064  
City Area Code (281)  
Local Phone Number 949-2500  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   111,519,107
Entity Central Index Key 0001401257  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q3  
Amendment Flag false  
NEW YORK STOCK EXCHANGE, INC.    
Entity Information [Line Items]    
Title of 12(b) Security Common stock  
Trading Symbol FET  
Security Exchange Name NYSE