Document and Entity Information - USD ($)	12 Months Ended
	Nov. 30, 2019	Jan. 24, 2020	May 31, 2019
Cover [Abstract]
Entity Registrant Name	SYNNEX CORPORATION
Entity Central Index Key	0001177394
Current Fiscal Year End Date	--11-30
Entity Filer Category	Large Accelerated Filer
Document Type	10-K
Document Period End Date	Nov. 30, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	FY
Amendment Flag	false
Trading Symbol	SNX
Title of 12(b) Security	Common Stock, par value $0.001 per share
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Shell Company	false
Document Annual Report	true
Document Transition Report	false
Entity File Number	001-31892
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	94-2703333
Entity Address, Address Line One	44201 Nobel Drive
Entity Address, City or Town	Fremont
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94538
City Area Code	510
Local Phone Number	656-3333
Entity Public Float			$ 3,552,385,311
Entity Common Stock, Shares Outstanding		51,441,428
Documents Incorporated by Reference	Items 10 (as to directors and Delinquent Section 16(a) Reports (if any)), 11, 12 (as to Beneficial Ownership), 13 and 14 of Part III incorporate by reference information from the registrant’s proxy statement to be filed with the Securities and Exchange Commission in connection with the solicitation of proxies for the registrant’s 2020 Annual Meeting of Stockholders to be held on March 17, 2020.