SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - SALE OF PRODUCT LINE (Details) (USD $)	0 Months Ended	3 Months Ended	12 Months Ended
	Oct. 11, 2013	Dec. 31, 2013	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Accounting Policies [Abstract]
Proceeds from sale of product line	$ 11,800,000		$ 11,832,000	$ 0	$ 0
Carrying value of assets sold	2,500,000
Gain on sale of product line		$ 9,300,000	$ 9,295,000	$ 0	$ 0