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SUBSEQUENT EVENT (Details) (Subsequent event, USD $) | 0 Months Ended
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Oct. 02, 2013 item
Asset Contribution Agreement | BioTime Contributions | Asterias |
SUBSEQUENT EVENT |
Amount of debt forgiven | $ 5,000,000
Shares issued | 8,902,077
Term of warrants issued | 5 years
Number of warrants issued | 8,000,000
Exercise price of warrants issued | $ 5.00
Number of subsidiaries for which minority interests were contributed | 2
Asset Contribution Agreement | Asterias contributions | BioTime |
SUBSEQUENT EVENT |
Shares issued | 21,773,340
Percentage ownership in Asterias | 71.60%
Term of warrants issued | 3 years
Number of warrants issued | 3,150,000
Exercise price of warrants issued | $ 5.00
Asset Contribution Agreement | Asterias contributions | Geron |
SUBSEQUENT EVENT |
Number of rulings in favor of ViaCyte, Inc. for which the entity was substituted as a party in an appeal | 2
Shares issued | 6,537,779
Percentage ownership in Asterias | 21.40%

X
- Definition Represents the number of BioTime subsidiaries in which minority stakes were included as part of the consideration given by BioTime for the acquisition. + References No definition available. + Details
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- Definition Percentage of investee's stock owned immediately after all stock transactions. + References No definition available. + Details
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- Definition Represents the principal amount of debt forgiven by BioTime for Asterias. + References No definition available. + Details
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- Definition Represents the number of rulings in favor of ViaCyte, Inc. for which Asterias was substituted for Geron as a party in an appeal. + References No definition available. + Details
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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Subparagraph 4 -Article 4 + Details
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- Definition The number of shares issued as [noncash or part noncash] consideration for a business or asset acquired. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition The number of warrants issued as [noncash or part noncash] consideration for a business or asset acquired. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions. + References No definition available. + Details
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