Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Revenues	$ 58,080	$ 57,146
Total revenues	58,080	57,146
Cost of revenues	52,582	54,728
Gross profit	5,498	2,418
Operating expenses
Sales and marketing expenses	540	1,970
General and administrative expenses	5,777	5,486
Research and development expenses	869	933
Impairment on intangible assets		3,330
Impairment on goodwill		5,211
Total operating expenses	7,186	16,930
Loss from operations	(1,688)	(14,512)
Other income/(expenses)
Change in fair value of warrant liabilities	499	1,669
Impairment on long-term investments		(453)
Interest expense, net	(35)	(37)
Other income/(expenses)	3	(30)
Total other income	467	1,149
Loss before income tax expense and noncontrolling interests	(1,221)	(13,363)
Income tax expense	(49)	(764)
Net loss	(1,270)	(14,127)
Net loss attributable to noncontrolling interests	9	102
Net loss attributable to ChinaNet Online Holdings, Inc.	(1,261)	(14,025)
Net loss	(1,270)	(14,127)
Foreign currency translation gain/(loss)	49	(135)
Comprehensive loss	(1,221)	(14,262)
Comprehensive loss attributable to noncontrolling interests	8	96
Comprehensive loss attributable to ChinaNet Online Holdings, Inc.	$ (1,213)	$ (14,166)
Loss per common share
Basic and diluted (in dollars per share)	$ (0.07)	$ (0.88)
Weighted average number of common shares outstanding:
Weighted average number of common shares outstanding – Basic and diluted (in shares)	17,130,335	15,863,894
Unrelated Parties [Member]
Revenues	$ 57,181	$ 57,146
Total revenues	57,181	57,146
Related Parties [Member]
Revenues	899
Total revenues	$ 899