Acquisition (Details 2) (USD $)					0 Months Ended	12 Months Ended		0 Months Ended		0 Months Ended		0 Months Ended		0 Months Ended	12 Months Ended	0 Months Ended		0 Months Ended		0 Months Ended		0 Months Ended	12 Months Ended	0 Months Ended		0 Months Ended		0 Months Ended
	Dec. 31, 2012 Trade name	Dec. 31, 2011 Trade name	Dec. 31, 2012 Technology	Dec. 31, 2011 Technology	Dec. 24, 2012 Newbay	Dec. 31, 2012 Newbay	Dec. 31, 2011 Newbay	Dec. 24, 2012 Newbay Trade name	Dec. 31, 2012 Newbay Trade name	Dec. 24, 2012 Newbay Technology	Dec. 31, 2012 Newbay Technology	Dec. 24, 2012 Newbay Customer relationships	Dec. 31, 2012 Newbay Customer relationships	Nov. 30, 2012 Spatial Systems Nominees PTY LTD ("Spatial")	Dec. 31, 2012 Spatial Systems Nominees PTY LTD ("Spatial")	Nov. 30, 2012 Spatial Systems Nominees PTY LTD ("Spatial") Trade name	Dec. 31, 2012 Spatial Systems Nominees PTY LTD ("Spatial") Trade name	Nov. 30, 2012 Spatial Systems Nominees PTY LTD ("Spatial") Technology	Dec. 31, 2012 Spatial Systems Nominees PTY LTD ("Spatial") Technology	Nov. 30, 2012 Spatial Systems Nominees PTY LTD ("Spatial") Customer relationships	Dec. 31, 2012 Spatial Systems Nominees PTY LTD ("Spatial") Customer relationships	May 07, 2012 Speech Cycle	Dec. 31, 2012 Speech Cycle	May 07, 2012 Speech Cycle Trade name	Dec. 31, 2012 Speech Cycle Trade name	May 07, 2012 Speech Cycle Technology	Dec. 31, 2012 Speech Cycle Technology	May 07, 2012 Speech Cycle Customer relationships	Dec. 31, 2012 Speech Cycle Customer relationships	Dec. 30, 2011 Miyowa
Summary of estimated fair values of assets and liabilities assumed at the acquisition date
Cash and cash equivalents					$ 2,444,000									$ 2,395,000								$ 548,000								$ 2,221,000
Accounts receivable					5,748,000									6,994,000								1,865,000								2,781,000
Prepaid expenses and other assets					3,838,000									229,000								91,000								4,477,000
Intangible assets					27,989,000									11,197,000								15,790,000								32,414,000
Property and equipment					4,543,000									584,000																194,000
Deferred tax assets, net																														8,000
Other assets, non-current					1,089,000									70,000								7,000								113,000
Total identifiable assets acquired					45,651,000									21,469,000								18,301,000								42,208,000
Accounts payable and accrued liabilities					(13,575,000)									(4,900,000)								(1,896,000)								(3,964,000)
Deferred tax liability					(362,000)									(2,071,000)								(1,044,000)								(6,160,000)
Capital lease					(2,348,000)
Deferred revenue					(563,000)									(1,477,000)																(182,000)
Other liabilities, non-current														(389,000)																(29,000)
Total liabilities assumed					(16,848,000)									(8,837,000)								(2,940,000)								(10,335,000)
Net identifiable assets acquired					28,803,000									12,632,000								15,361,000								31,873,000
Goodwill					23,750,000									24,350,000								12,729,000								26,651,000
Net assets acquired					52,553,000									36,982,000								28,090,000								58,524,000
Estimated useful life								2 years		7 years		10 years				2 years		6 years		8 years				2 years		7 years		10 years
Weighted-average amortization period					8 years									7 years								8 years
Amortization expense related to the acquired intangible assets															139,000								1,300,000
Intangible assets:
Gross amount	1,487,000	591,000	65,280,000	30,858,000					238,000		21,012,000		6,739,000				568,000		4,409,000		6,220,000				90,000		9,000,000		6,700,000
Accumulated amortization	(237,000)	(90,000)	(7,515,000)	(2,835,000)													(24,000)		(44,000)		(71,000)				(30,000)		(846,000)		(447,000)
Net amount						27,989,000			238,000		21,012,000		6,739,000		11,058,000		544,000		4,365,000		6,149,000		14,467,000		60,000		8,154,000		6,253,000
Deferred revenue recorded to reflect the estimate of fair value of service obligations assumed						563,000
Cash consideration estimated surplus working capital																						1,000,000
Pro forma
Net sales						310,725,000	261,867,000
Net earnings						23,653,000	5,372,000
Allocation of Consideration Transferred
Cash consideration					55,500,000									30,000,000								26,000,000								50,100,000
Working Capital Surplus														996,000								1,000,000
Value of Synchronoss common stock issued														1,386,000
Estimated fair value of the Earn-out payments														4,600,000								1,090,000
Closing Adjustment					(2,947,000)
Total purchase price					$ 52,553,000									$ 36,982,000								$ 28,090,000