v3.19.3
Document and Entity Information - shares
9 Months Ended
Sep. 30, 2019
Nov. 01, 2019
Document and Entity Information [Abstract]    
Document Type 10-Q  
Document Period End Date Sep. 30, 2019  
Entity Registrant Name GLOBUS MEDICAL, INC.  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   99,409,253
Entity Shell Company false  
Entity Small Business false  
Entity Emerging Growth Company false  
Title of 12(b) Security Class A Common Stock, par value $.001 per share  
Trading Symbol GMED  
Security Exchange Name NYSE  
Entity File Number 001-35621  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 04-3744954  
Entity Address, Address Line One 2560 General Armistead Avenue  
Entity Address, City or Town Audubon  
Entity Address, State or Province PA  
Entity Address, Postal Zip Code 19403  
City Area Code 610  
Local Phone Number 930-1800  
Document Quarterly Report true  
Document Transition Report false  
Amendment Flag false  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Entity Central Index Key 0001237831  
Current Fiscal Year End Date --12-31