GOODWILL (Details 2) (USD $)	Mar. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Goodwill [Line Items]
Goodwill	$ 56,346,000	$ 57,417,000
North America
Goodwill [Line Items]
Goodwill	30,996,000	31,078,000
Accumulated impairment loss	0	0
Europe
Goodwill [Line Items]
Goodwill	25,350,000	26,339,000
Accumulated impairment loss	0	0
Russia
Goodwill [Line Items]
Goodwill	0	0
Accumulated impairment loss	2,241,000		2,241,000
Other
Goodwill [Line Items]
Goodwill	0	0
Accumulated impairment loss	$ 1,697,000	$ 1,697,000