Consolidated Statements of Operations (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenues	$ 17,938,790	$ 14,668,455	$ 14,329,889
Cost of revenues	15,678,475	12,947,217	11,949,124
Research and development	29,194,262	16,917,396	10,451,070
Selling, general, and administrative	30,806,807	21,612,793	22,315,346
Operating Expenses	75,679,544	51,477,406	44,715,540
Operating loss	(57,740,754)	(36,808,951)	(30,385,651)
Other income (expense):
Other (expense) income, net	2,926,003	(1,614,858)	(4,314,228)
Interest expense	(755,697)	(281,421)	(1,576,975)
Nonoperating Income (Expense), Total	2,170,306	(1,896,279)	(5,891,203)
Loss from operations before provision for income taxes and noncontrolling interests	(55,570,448)	(38,705,230)	(36,276,854)
Income Tax Expense (Benefit)	(104,202)	780,104	(175,533)
Net loss from continuing operations	(55,466,246)	(39,485,334)	(36,101,321)
Loss on exit of segment	0	0	(30,267,990)
Net loss	(55,466,246)	(39,485,334)	(66,369,311)
Less - loss from continuing operations attributable to noncontrolling interests	(593,313)	(504,090)	(287,181)
Less - loss from discontinued operations attributable to noncontrolling interests	0	0	(12,312,646)
Net loss attributable to NeoStem, Inc.	(54,872,933)	(38,981,244)	(53,769,484)
Warrant inducements	0	0	(1,012,819)
Redeemable Preferred Stock Dividends	0	0	(528,023)
Net Income (Loss) Available to Common Stockholders, Basic	(54,872,933)	(38,981,244)	(55,310,326)
Amounts Attributable to NeoStem, Inc. common shareholders:
Loss from continuing operations	(54,872,933)	(38,981,244)	(35,814,140)
Loss from discontinued operations - net of taxes	0	0	(17,955,344)
Net Income (Loss) Available to Common Stockholders, Basic	$ (54,872,933)	$ (38,981,244)	$ (55,310,326)
Basic and diluted (loss) per share attributable to:
Continuing operations	$ (1.68)	$ (1.90)	$ (2.59)
Discontinued operations	$ 0.00	$ 0.00	$ (1.30)
NeoStem, Inc. common stockholders	$ (1.68)	$ (1.90)	$ (4.00)
Weighted average common shares outstanding	32,756,102	20,495,771	13,841,997