SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Restructuring charges	$ 1,280,000	$ 0	$ 4,098,000	$ 0
Restructuring charges, expected costs remaining	$ 2,000,000		$ 2,000,000
Antidilutive weighted-average common stock equivalents			0