STOCK-BASED COMPENSATION Stock options activity (Details) (Stock options, USD $) In Thousands, except Share data, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average service period	0 months 0 days
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized	$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Options outstanding, weighted average exercise price per share, At the Beginning of the Year	$ 9.15	$ 11.21
Expired, weighted average exercise price per share	$ 15.50	$ 8.13
Options outstanding, weighted average exercise price per share, At the End of the Period	$ 8.78	$ 11.81
Options exercisable, weighted average exercise price per share, At the End of the Period	$ 8.78	$ 13.39
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Options outstanding, Number of Options, At the Beginning of the Year	800,350	1,238,650
Expired, number of options	(43,550)	(200,200)
Options outstanding, Number of Options, At the End of the Period	756,800	1,038,450
Options exercisable, Number of Options, At the End of the Period	756,800	838,450