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Revenue Recognition (Details) (USD $)	3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011	Jun. 30, 2012 Olympus and Olympus-Cytori [Member]	Jun. 30, 2011 Olympus and Olympus-Cytori [Member]	Jun. 30, 2012 Olympus and Olympus-Cytori [Member]	Jun. 30, 2011 Olympus and Olympus-Cytori [Member]	Dec. 31, 2006 Olympus and Olympus-Cytori [Member]	Jun. 30, 2012 Senko [Member]	Jun. 30, 2011 Senko [Member]	Jun. 30, 2012 Senko [Member]	Jun. 30, 2011 Senko [Member]	Jun. 30, 2012 Revenue Recognized [Member]	Jun. 30, 2011 Revenue Recognized [Member]	Jun. 30, 2012 Geographic Concentration Risk [Member]	Jun. 30, 2011 Geographic Concentration Risk [Member]	Jun. 30, 2012 Credit Concentration Risk [Member]	Jun. 30, 2011 Credit Concentration Risk [Member]
Concentration of Significant Customers [Line Items]
Number of customers															1	1			3	1
Concentration risk percentage (in hundredths)															21.00%	29.00%	53.00%	71.00%	52.00%	40.00%
Research and Development Arrangements [Line Items]
Deferred revenues, related party	$ 1,107,000		$ 1,107,000		$ 3,520,000					$ 28,311,000
Deferred revenue, related party, revenue recognized						2,413,000	0	2,413,000	1,231,000
Cumulative deferred revenue recognized to date						27,204,000		27,204,000
Research grant and other	$ 16,000	$ 11,000	$ 19,000	$ 15,000							$ 0	$ 0	$ 0	$ 0

X

- Definition

Amount of previously reported deferred or unearned revenue that has been recognized since the original deferral.

+ References

No definition available.

+ Details

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X

- Definition

Related parties deferred revenue amount as of balance sheet date. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

+ References

No definition available.

+ Details

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X

- Definition

Represents the number of customers included in each grouping.

+ References

No definition available.

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X

- Definition

Revenue earned during the period from non-product related activities and revenue earned during the period from non-repayable sum of money awarded to an entity to carry out a specific purpose as provided in grant agreements.

+ References

No definition available.

+ Details

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X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13537-108611



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13531-108611

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- Definition

Amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 13.A.4(a).Q1)

-URI http://asc.fasb.org/extlink&oid=6600647&loc=d3e214044-122780



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 13

-Section A

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