Enterprise-wide Disclosures (Tables)

12 Months Ended

Dec. 31, 2013

Enterprise wide Disclosures [Abstract]

Geographic Area Information

Revenues, including license fees, royalties, grant income, and other revenues by geographic area are based on the country of domicile of the licensee or grantor.

Geographic Area	Revenues for the Year ending December 31,
	2013		2012		2011
Domestic	$	2,106,161	$	2,529,669	$	3,059,810
Asia		2,328,175		1,385,658		1,374,349
Total revenues	$	4,434,336	$	3,915,327	$	4,434,159

Sources of Revenues

The following table shows the relative portions of BioTime’s royalty and license fee revenues paid by Hospira, CJ, and Summit that were recognized during the years ended December 31, 2013, 2012, and 2011, subscription and advertisement revenues, and grant income recognized during the same periods with respect to grants provided by the office of the Chief of Scientist of Israel (“OCS”), the NIH (SBIR) and CIRM:

Sources of Revenues	% of Total Revenues for Year ended December 31,
	2013			2012			2011
Hospira		6.5	%		11.0	%		14.2	%
CJ		1.7	%		2.9	%		3.5	%
Summit		20.3	%		3.7	%		3.3	%
CIRM		0.0	%		26.7	%		35.4	%
NIH		5.0	%		1.2	%		0.6	%
OCS		27.9	%		26.0	%		23.0	%
Subscription and Advertising (various customers)		38.6	%		28.5	%		20.0	%