GOODWILL AND OTHER INTANGIBLE ASSETS (Gross Carrying Amouns and Accumulated Amortization of Intangible Assets and Goodwill) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 8,623	$ 8,623
Accumulated Amortization	(8,518)	(8,485)
Net Carrying Amount	105	138
Goodwill	84,171	84,171
Other Identifiable Intangible Assets
Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	8,623	8,623
Accumulated Amortization	(8,518)	(8,485)
Net Carrying Amount	$ 105	$ 138
Other Identifiable Intangible Assets | Weighted average [Member]
Finite Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	2 years 1 month 6 days	2 years