Organization and Business Overview (Details) shares in Thousands		3 Months Ended
Feb. 17, 2017 shares	Mar. 31, 2017 Technology Program Subsidiary Sector
Organization and Business Overview [Abstract]
Number of platform technologies \| Technology		2
Number of clinical stage programs \| Program		3
Number of subsidiaries \| Subsidiary		2
Number of primary sectors \| Sector		3
OncoCyte [Member]
Schedule of Equity Method Investments [Line Items]
Warrants exercised (in shares) \| shares	625
Equity method ownership percentage	50.00%

Refers to number of common stock and warrants issued rights to purchase common shares and warrants.

No definition available.

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- Definition

Refers to the number of clinical stage programs on proprietary cell therapy platforms.

+ References

No definition available.

+ Details

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- Definition

Refers to number of proprietary platform technologies having by the entity and subsidiaries.

+ References

No definition available.

+ Details

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- Definition

Refers to the number of primary sectors that targeted by the current clinical programs of the entity.

+ References

No definition available.

+ Details

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- Definition

Refers to number of subsidiaries owned by the parent company.

+ References

No definition available.

+ Details

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

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- References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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