STOCKHOLDERS' EQUITY (Activity under the entity's 2005 Stock Plan) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise of stock options (in shares)	0	0	0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number	3,058
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price	$ 4.57
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	3,038
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 4.58
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Balance at the beginning of the period, Grants (in shares)	21,245	6,148	16,523
Balance at the beginning of the period, Outstanding (in shares)	3,635	6,675	8,217
Balance at the beginning of the period, Weighted-average Exercise Price (in dollars per share)	$ 4.50	4.33	4.26
Options cancelled/expired/forfeited, Outstanding (in shares)	(4)	(76)	(303)
Options cancelled/expired/forfeited, Weighted Average Exercise Price	$ 5.63	4.95	4.05
Exercise of stock options (in shares)	(572)	(2,964)	(1,239)
Options exercised, Weighted Average Exercise Price	$ 4.09	4.12	3.76
Balance at the end of the period, Grants (in shares)	13,611	21,245	6,148
Balance at the end of the period, Outstanding (in shares)	3,059	3,635	6,675
Balance at the ending of the period, Weighted-average Exercise Price (in dollars per share)	$ 4.57	4.50	4.33
Restricted Stock Units R S U Non Performance Based [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock units issued (in shares)	(6,675)	(7,922)	(8,507)
Plan Adjustments (in shares)	(3,805)	(4,563)	(5,189)
Performance-based Restricted Stock Unites (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock units issued (in shares)			(338)
Plan Adjustments (in shares)	1,029	1,388	(206)
Stock units cancelled in the period (in shares)	(2,673)	2,084	(330)
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock units issued (in shares)	(6,675)	(7,922)	(8,507)
Plan Adjustments (in shares)	(1,523)	(597)	1,248
Stock units cancelled in the period (in shares)	1,696	(1,048)	(1,783)
Additional shares approved for issuance (in shares)		25,000
Performance-based Restricted Stock Units (RSUs) Cancelled [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Plan Adjustments (in shares)	1,631	257	201
Stock units cancelled in the period (in shares)	(2,682)	(422)
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Plan Adjustments (in shares)	4	76	303
Range of Exercise Price $1.68-$10.01 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)				$ 1.68
Options Outstanding, Exercise Price, High End of Range (in dollars per share)				$ 10.01
Range of Exercise Price $2.11-$8.83 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)			2.11
Options Outstanding, Exercise Price, High End of Range (in dollars per share)			8.83
Range of Exercise Price $1.68-$8.89 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)			1.68
Options Outstanding, Exercise Price, High End of Range (in dollars per share)			8.89
Range of Exercise Price $1.68-$10.01 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)			1.68
Options Outstanding, Exercise Price, High End of Range (in dollars per share)			10.01
Range of Exercise Price $1.77-$7.12 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)		1.77
Options Outstanding, Exercise Price, High End of Range (in dollars per share)		7.12
Range of Exercise Price $1.68-$7.12 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)		1.68
Options Outstanding, Exercise Price, High End of Range (in dollars per share)		7.12
Range of Exercise Price $2.13-$10.01 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)		2.13
Options Outstanding, Exercise Price, High End of Range (in dollars per share)		10.01
Range of Exercise Price $4.92-$7.25 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)	$ 4.92
Options Outstanding, Exercise Price, High End of Range (in dollars per share)	$ 7.25
Range of Exercise Price $2.65-$7.25 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)	$ 2.65
Options Outstanding, Exercise Price, High End of Range (in dollars per share)	$ 7.25
Range of Exercise Price $2.13-$10.01 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)	$ 2.13
Options Outstanding, Exercise Price, High End of Range (in dollars per share)	$ 10.01
Range of Exercise Price $2.13-$10.01 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)	$ 2.13
Options Outstanding, Exercise Price, High End of Range (in dollars per share)	$ 10.01
Range of Exercise Price $2.13-$10.01 [Member] | Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options Outstanding, Exercise Price, Low End of Range (in dollars per share)	$ 2.13
Options Outstanding, Exercise Price, High End of Range (in dollars per share)	$ 10.01