Discontinued Operations Company recognized loss on exit (Details) (Regenerative Medicine - China segment [Member], USD $)	1 Months Ended		6 Months Ended	1 Months Ended
	Mar. 31, 2012	Mar. 31, 2012 Gain (Loss) on Dispostion of Cash and Cash Equivalents [Member]	Jun. 30, 2012 Gain (Loss) on Disposition of Prepaid Expenses and Other Current Assets [Member]	Mar. 31, 2012 Gain (Loss) on Disposition of Property, Plant and Equipment, Net [Member]	Mar. 31, 2012 Gain (Loss) on Disposition of Other Assets [Member]	Mar. 31, 2012 Gain (Loss) on Disposition of Accounts Payable [Member]	Mar. 31, 2012 Gain (Loss) on Disposition of Accrued Liabilities [Member]	Mar. 31, 2012 Gain (Loss) on Disposition of Accumulated Comprehensive Income [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss on exit of segment	$ 1,138,000	$ 195,100	$ 14,900	$ 1,023,700	$ 330,500	$ (177,100)	$ (79,200)	$ (169,900)