Nature of Business and Significant Accounting Policies (Details Textual) (USD $)	3 Months Ended		12 Months Ended		3 Months Ended			3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Dec. 31, 2011 Patents [Member]	Mar. 31, 2014 SPH Holdings Pty Ltd [Member]	Mar. 31, 2013 SPH Holdings Pty Ltd [Member]	Dec. 31, 2012 SPH Holdings Pty Ltd [Member]	Mar. 31, 2014 Biocontrol Limited [Member]	Mar. 31, 2013 Biocontrol Limited [Member]	Dec. 31, 2011 Biocontrol Limited [Member]
Significant Policies [Line Items]
Goodwill	$ 4,329,000		$ 4,329,000				$ 2,381,000			$ 1,948,000
In process research and development	12,446,000		12,446,000				5,161,000			7,285,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	148,692,651	20,000,000	77,490,242
Goodwill, Impairment Loss					0	0		0	0
Property, Plant and Equipment, Estimated Useful Lives	three to seven years
Finite-Lived Intangible Assets, Net				$ 493,000