Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2022	Aug. 01, 2022
Document and Entity Information [Abstract]
Document Quarterly Report	true
Document Transition Report	false
Document Type	10-Q
Document Period End Date	Jun. 30, 2022
Entity Registrant Name	GLOBUS MEDICAL, INC.
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
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	19403-5214
City Area Code	610
Local Phone Number	930-1800
Amendment Flag	false
Entity Common Stock, Shares Outstanding		99,515,064
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q2
Entity Central Index Key	0001237831
Current Fiscal Year End Date	--12-31