CONSOLIDATED STATEMENTS OF EQUITY (USD $)	Total	Series B Convertible Preferred Stock	Common Stock	Additional Paid in Capital	Accumulated Other Comprehensive Income	Accumulated Deficit	Total NeoStem, Inc. Shareholders' Equity	Non-Controlling Interest in Subsidiary
Beginning Balance at Dec. 31, 2011	$ 80,132,518	$ 100	$ 109,330	$ 200,858,638	$ 4,152,343	$ (143,094,854)	$ 62,025,557	$ 18,106,961
Beginning Balance (in shares) at Dec. 31, 2011		10,000	109,329,587
Net loss	(9,206,868)					(9,348,133)	(9,348,133)	141,265
Foreign currency translation	161,847				3,843		3,843	158,004
Share-based compensation (in shares)			861,004
Share-based compensation	2,476,666		861	2,475,805			2,476,666
Proceeds from issuance of common stock (in shares)			18,465,404
Proceeds from issuance of common stock	7,691,059		18,465	7,672,594			7,691,059
Repayment of Series E Preferred Principal and Dividends (in shares)			1,231,153
Repayment of Series E Preferred Principal and Dividends	522,112		1,231	628,725		(107,844)	522,112
Ending Balance at Mar. 31, 2012	$ 81,777,334	$ 100	$ 129,887	$ 211,635,762	$ 4,156,186	$ (152,550,831)	$ 63,371,104	$ 18,406,230
Ending Balance (in shares) at Mar. 31, 2012		10,000	129,887,148