Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2019	Jul. 26, 2019
Document and Entity Information
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Entity Incorporation, State or Country Code	L3
Title of 12(b) Security	Ordinary Shares, nominal value NIS 0.0175 per share
Entity Registrant Name	MELLANOX TECHNOLOGIES, LTD.
Trading Symbol	MLNX
Entity Central Index Key	0001356104
Entity File Number	001-33299
Entity Address, Address Line One	Beit Mellanox
Entity Address, City or Town	Yokneam
Entity Address, Country	IL
Entity Address, Postal Zip Code	20692
City Area Code	972-4
Local Phone Number	909-7200
Entity Interactive Data Current	Yes
Document Period End Date	Jun. 30, 2019
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		54,799,274
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Shell Company	false
Entity Current Reporting Status	Yes
Entity Tax Identification Number	98-0233400
Security Exchange Name	NASDAQ