CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Net revenues		$ 43,458	$ 41,019	$ 86,423	$ 83,004
Costs and expenses:
Cost of revenues	[1]	10,401	11,488	20,624	22,448
Research and development		11,896	13,274	22,227	26,018
Selling, general and administrative		12,788	17,256	26,045	33,222
Restructuring charges		48	21	267	363
Depreciation and amortization		4,028	4,064	8,387	7,996
Total costs and expenses		39,161	46,103	77,550	90,047
Income (loss) from operations		4,297	(5,084)	8,873	(7,043)
Interest income		183	127	391	221
Interest expense		(3,486)	(3,461)	(7,003)	(6,915)
Other income (expense), net		1,220	(268)	5,031	(3,243)
Income (loss) from continuing operations, before taxes		2,214	(8,686)	7,292	(16,980)
Provision for income taxes		(2,708)	(532)	(3,311)	(827)
Net (loss) income from continuing operations		(494)	(9,218)	3,981	(17,807)
Discontinued operations (Note 4):
Income (loss) from discontinued operations, before taxes		0	951	0	(627)
Provision for income taxes		0	(251)	0	(1,015)
Net income (loss) from discontinued operations		0	700	0	(1,642)
Net (loss) income:		(494)	(8,518)	3,981	(19,449)
Net income attributable to redeemable non-controlling interests		5	14	0	28
Preferred stock dividend and gain on repurchase of preferred stock		567	(2,475)	(1,562)	(4,949)
Net income (loss) attributable to Synchronoss		$ 78	$ (10,979)	$ 2,419	$ (24,370)
Basic:
Net income (loss) from continuing operations (in dollars per share)		$ 0.01	$ (1.21)	$ 0.24	$ (2.35)
Net loss from discontinued operations (in dollars per share)		0	0.08	0	(0.17)
Basic (in dollars per share)		0.01	(1.13)	0.24	(2.52)
Diluted:
Net income (loss) from continuing operations (in dollars per share)		0.01	(1.21)	0.24	(2.35)
Net income (loss) from continuing operations (in dollars per share)		0	0.08	0	(0.17)
Diluted (in dollars per share)		$ 0.01	$ (1.13)	$ 0.24	$ (2.52)
Weighted-average common shares outstanding:
Basic (in shares)		10,042	9,685	9,942	9,669
Diluted (in shares)		10,424	9,685	10,265	9,669

[1] Cost of revenues excludes depreciation and amortization which are shown separately.