Goodwill and Identifiable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

The table below sets forth the changes in the carrying amount of goodwill for the period indicated:

Balance at January 1, 2011	$	706,823
Change in 2011		—
Balance at December 31, 2011	$	706,823
Goodwill related to Aldagen acquisition		616,826
Adjustment as a result of immaterial measurement period change		(195,132	)
Balance at December 31, 2012	$	1,128,517

Schedule of Intangible Assets and Goodwill [Table Text Block]

The carrying value of those intangible assets, and the associated amortization, were as follows:

	December 31, 2012			December 31, 2011
Trademarks	$	2,310,000		$	320,000
Technology		2,355,000			2,355,000
Customer relationships		708,000			708,000
In-process research and development		29,585,000			—
Total	$	34,958,000		$	3,383,000
Less accumulated amortization		(822,713	)		(466,958	)
	$	34,135,287		$	2,916,042

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Annual amortization expense based on our existing intangible assets and their estimated useful lives is expected to be approximately:

2013	366,500
2014	366,500
2015	366,500
2016	366,500
2017	366,500
Thereafter	2,718,600