STOCKHOLDERS' EQUITY (Details) (USD $)	6 Months Ended	12 Months Ended		6 Months Ended				3 Months Ended		6 Months Ended	12 Months Ended	6 Months Ended
	Jun. 30, 2014 Plan	Dec. 31, 2013	Dec. 31, 2011	Jun. 30, 2014 $ 4.00-$13.99 [Member]	Jun. 30, 2014 $ 14.00-$19.99 [Member]	Jun. 30, 2014 $ 20.00-$25.00 [Member]	Jun. 30, 2014 Stock Options [Member]	Jun. 30, 2014 Restricted Stock [Member]	Jun. 30, 2013 Restricted Stock [Member]	Jun. 30, 2014 Restricted Stock [Member]	Dec. 31, 2013 Restricted Stock [Member]	Jun. 30, 2014 LTIP [Member]	Jun. 30, 2013 LTIP [Member]	Jun. 30, 2014 LTIP [Member] Stock Options [Member]	Jun. 30, 2013 LTIP [Member] Stock Options [Member]	Jun. 30, 2014 LTIP [Member] Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock incentive plans	2
Vesting period of performance-based shares	3 years	4 years	4 years
Specified operating income margin period	one or more of the fiscal years	one or more of the fiscal years	one or more of the fiscal years
Net share settlement for restricted stock (in shares)														27,682	60,552
Net share settlement for stock options (in shares)												27,682	60,552
Decrease in equity due to payment of tax for employee												$ 100,000	$ 400,000
Shares [Abstract]
Nonvested restricted stock outstanding, beginning balance (in shares)										1,247,946
Granted (in shares)										229,955
Canceled (in shares)										(111,864)
Vested (in shares)										(156,694)
Nonvested restricted stock outstanding, ending balance (in shares)								1,209,343		1,209,343	1,247,946
Weighted Average Grant Date Fair Value [Abstract]
Nonvested restricted stock outstanding, beginning balance (in dollars per share)										$ 6.77
Granted (in dollars per share)										$ 3.83
Canceled (in dollars per share)										$ 9.99
Vested (in dollars per share)										$ 4.52
Nonvested restricted stock outstanding, ending balance (in dollars per share)								$ 5.81		$ 5.81	$ 6.77
Recognized restricted stock expense								700,000	1,000,000	1,700,000	2,300,000
Unrecognized restricted stock expense								5,500,000		5,500,000	6,800,000
Outstanding restricted shares, intrinsic value																5,400,000
Shares [Abstract]
Outstanding, beginning balance (in shares)	547,125
Canceled (in shares)	(61,500)
Outstanding, ending balance (in shares)	485,625	547,125
Vested or expected to vest (in shares)	476,493
Exercisable, ending balance (in shares)	439,965
Weighted Average Exercise Price Per Share [Abstract]
Outstanding, beginning balance (in dollars per share)	$ 14.73
Canceled (in dollars per share)	$ 20.88
Outstanding, ending balance (in dollars per share)	$ 13.96	$ 14.73
Vested or expected to vest (in dollars per share)	$ 14.08
Exercisable, ending balance (in dollars per share)	$ 14.60
Weighted Average Remaining Contractual Term [Abstract]
Outstanding, beginning balance	4 years 4 months 28 days	4 years 6 months 22 days
Outstanding, ending balance	4 years 4 months 28 days	4 years 6 months 22 days
Vested or expected to vest	4 years 4 months 2 days
Exercisable, ending balance	4 years 0 months 25 days
Aggregate Intrinsic Value [Abstract]
Outstanding, beginning balance	0
Canceled	0
Outstanding, ending balance	0	0
Vested or expected to vest	0
Exercisable, ending balance	0
Unrecognized pre-tax compensation expense							$ 100,000
Weighted average period of unrecognized pre-tax compensation							0 years 8 months 1 day
Range of Exercise Prices [Abstract]
Range of Exercise Prices, Minimum (in dollars per share)				$ 4.00	$ 14.00	$ 20.00
Range of Exercise Prices, Maximum (in dollars per share)				$ 13.99	$ 19.99	$ 25.00
Stock Options Outstanding [Abstract]
Shares (in shares)	485,625			244,792	182,333	58,500
Contractual Weighted Average Life	4 years 4 months 28 days			5 years 7 months 13 days	2 years 10 months 10 days	4 years 2 months 1 day
Weighted Average Price (in dollars per share)	$ 13.96			$ 9.63	$ 17.67	$ 20.48
Stock Options Exercisable [Abstract]
Shares (in shares)	439,965			199,132	182,333	58,500
Weighted Exercise Price (in dollars per share)	$ 14.60			$ 10.05	$ 17.67	$ 20.48