SUBSEQUENT EVENTS (Details) (USD $)	12 Months Ended		0 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Jan. 15, 2015
Subsequent events
Payment to acquire rights of pharmaceuticals products and certain related assets	$ 52,725,000	$ 26,435,000
Subsequent event | Janssen Pharmaceuticals, Inc.
Subsequent events
Payment to acquire rights of pharmaceuticals products and certain related assets			1,050,000,000
Cash deposit to JPMorgan Chase Bank,N.A.,(Escrow Agent)			500,000,000
Subsequent event | Forecast | Janssen Pharmaceuticals, Inc.
Subsequent events
Business acquisition reverse termination fee			$ 73,500,000