Cover - shares	6 Months Ended
	Jun. 30, 2022	Aug. 08, 2022
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Jun. 30, 2022
Document Transition Report	false
Entity File Number	001-40574
Entity Registrant Name	SYNCHRONOSS TECHNOLOGIES, INC
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	06-1594540
Entity Address, Address Line One	200 Crossing Boulevard
Entity Address, Address Line Two	3rd Floor
Entity Address, City or Town	Bridgewater
Entity Address, State or Province	NJ
Entity Address, Postal Zip Code	08807
City Area Code	866
Local Phone Number	620-3940
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding (in shares)		91,181,635
Entity Central Index Key	0001131554
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q2
Common Stock
Document Information [Line Items]
Title of 12(b) Security	Common Stock, $.0001 par value
Trading Symbol	SNCR
Security Exchange Name	NASDAQ
8.375% Senior Notes due 2026
Document Information [Line Items]
Title of 12(b) Security	8.375% Senior Notes due 2026
Trading Symbol	SNCRL
Security Exchange Name	NASDAQ