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Convertible Debentures and Notes Payable (Details 2) (USD $)	Dec. 31, 2012
Debt Disclosure [Abstract]
Year ending December 31, 2013	$ 100,000
Thereafter
Total maturities of notes payable obligations	$ 100,000

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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