Litigation (Details Narrative) (USD $)	0 Months Ended	3 Months Ended	12 Months Ended			27 Months Ended	0 Months Ended	1 Months Ended
	Jun. 27, 2014	Jun. 30, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2014	Oct. 24, 2013	Oct. 31, 2012	Jul. 31, 2013	Sep. 30, 2014
Loss Contingencies [Line Items]
Litigation settlement, shares transferred to Company	3,132,141
Gain on Estate litigation settlement		$ 5,293,319	$ 5,293,319	$ 0	$ 0
Shares acquired and held in treasury			4,298,533	0
Value of shares acquired			4,685,401
Investigation, litigation and settlement related (benefit) expenses			(5,417,925)	373,619	(326,408)
Stockholder Litigation
Loss Contingencies [Line Items]
Company’s Directors and Officers (“D&O”) Insurance Agreement			Company entered into an agreement with the carrier of the first $5.0 million layer of the Company’s D&O insurance. Pursuant to this agreement, the Company accepted a payment of $3.9 million from the first layer insurance carrier in 2012 in satisfaction of the carrier’s obligations to the Company under the first layer D&O insurance policy.
Legal fees						7,300,000
Insurance recoveries, amount						5,600,000
The Estate of ReiJane Huai
Loss Contingencies [Line Items]
Voting stock the Company believes to be owned by the Estate (more than 10%)							10.00%
Litigation settlement, shares transferred to Company	3,132,141
Gain on Estate litigation settlement			5,293,319
Litigation settlement, proposed sale of shares in private transaction, number of shares			600,000			600,000				600,000
Directors and officers liability insurance, layer 1 | Stockholder Litigation
Loss Contingencies [Line Items]
Insurance arrangement								5,000,000
Insurance recovery								3,900,000
Litigation settlement costs the company is responsible for								1,100,000
Accrual for the settlement of the class action and derivative lawsuits					1,100,000
Directors and officers liability insurance, layer 2 | Stockholder Litigation
Loss Contingencies [Line Items]
Insurance arrangement									5,000,000
Percentage of losses insurer agreed to pay (maximum)									75.00%
Insurance coverage floor									$ 5,250,000