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Commitments and Contingencies (Details)	6 Months Ended		1 Months Ended	6 Months Ended		1 Months Ended			6 Months Ended		1 Months Ended	6 Months Ended
	Jun. 30, 2012 USD ($)	Dec. 31, 2011 USD ($)	Sep. 30, 2010 Caliper Life Sciences [Member] USD ($) sqft	Jun. 30, 2012 Caliper Life Sciences [Member] USD ($)	Dec. 31, 2011 Caliper Life Sciences [Member] USD ($)	Dec. 31, 2011 BMR-Gateway Boulevard LLC [Member] USD ($)	Dec. 31, 2010 BMR-Gateway Boulevard LLC [Member] USD ($) sqft	Jun. 30, 2012 BMR-Gateway Boulevard LLC [Member] USD ($) sqft	Jun. 30, 2012 Scientific and Administrative Facility [Member] USD ($)	Dec. 31, 2011 Scientific and Administrative Facility [Member] USD ($)	Jan. 31, 2011 Stem Cell Sciences UK [Member] GBP (£) sqft	Jun. 30, 2012 Stem Cell Sciences UK [Member] USD ($)
Commitments and Contingencies (Textual) [Abstract]
Area of facility			13,200				43,000
Term of lease			2 years			11 years 6 months			15 years
Rent over term of lease			$ 1,081,000				$ 17,869,000
Deferred rent	651	2,603		1,600	2,600	1,301,000		1,350,000	350,000	452,000
Additional area of facility								30,000
Area of leased space											5,000
Area of lease reduced											1,900
Rental payments											61,000
Annual payments												50,000
Useful life	15 years											14 years
Litigation costs												700,000
Royalty payments												650,000
Operating lease payments									1,172,000
Cash outlay net of subtenant rent									1,423,000
Lease term expires				Sep. 30, 2013					Jun. 30, 2013
Receipt of sub-tenant income									439,000
Commitments and Contingencies (Additional Textual) [Abstract]
Proceeds from the issuance of industrial revenue bonds	5,000,000
Period of maturity	Aug. 01, 2014
Interest rate for remaining bond series	9.50%
Outstanding principal	430,000	523,000
Operating expenses	$ 690,000

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