Merger with XenneX, Inc (Details) (Merger with XenneX, Inc. [Member], USD $)	12 Months Ended
Dec. 31, 2013	May 18, 2012
Business Acquisition [Line Items]
Liabilities assumed		$ 572,826
Intangible assets, useful life	10 years
Components of the purchase price [Abstract]
Total purchase price		4,304,099
Assets acquired and liabilities assumed [Abstract]
Cash		292,387
Other current assets		311,118
Intangible assets		4,273,420
Current liabilities		(294,572)
Cash distributable to sellers		(278,254)
Net assets acquired		4,304,099
Fair value of shares issued (in dollar per share)		$ 4.02
LifeMap Sciences, Inc. [Member]
Business Acquisition [Line Items]
Equity interests issued (in shares)	1,429,380
Subsequent Event, Percentage of Common Shares Outstanding Issued in Transaction (in hundredths)	13.70%
Components of the purchase price [Abstract]
Common shares		2,501,415
Assets acquired and liabilities assumed [Abstract]
Fair value of shares issued (in dollar per share)		$ 1.75
BioTime, Inc. [Member]
Business Acquisition [Line Items]
Equity interests issued (in shares)	448,429
Components of the purchase price [Abstract]
Common shares		$ 1,802,684

Percentage of acquirer's common shares outstanding issued to acquire entity.

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The acquisition-date fair value of the equity interests of the acquirer, including the number of instruments or interests issued or issuable in consideration for the business combination.

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The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

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Number of shares of equity interests issued or issuable to acquire entity.

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

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The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

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The amount of cash and cash equivalents acquired in a business combination.

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The amount of acquisition cost of a business combination allocated to prepaid expenses and other current assets. Does not include amounts allocated to cash and cash equivalents, marketable securities, receivables, inventory, and assets not to be used.

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The amount of acquisition cost of a business combination allocated to current liabilities of the acquired entity.

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The amount of acquisition cost of a business combination allocated to other current liabilities of the acquired entity. Does not include amounts allocated to the current portion of long-term debt, accounts payable and accrued expenses.

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The amount of acquisition cost of a business combination allocated to liabilities assumed.

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For an acquired entity, price of a single share of a number of saleable stocks of a company.

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