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STOCK-BASED COMPENSATION (Tables)
 9 Months Ended
Sep. 30, 2014
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Information with respect to options granted under all the Company’s stock option plans for the nine months ended September 30, 2014 was as follows:
 
Time-Based Shares
Performance-Based Shares
Total Shares
Weighted-
Average
Exercise
Price
Weighted-
Average
Remaining
Contractual
Term (years)
Aggregate
Intrinsic
Value
(in thousands)
Options outstanding at January 1, 2014
3,237,915

1,488,500

4,726,415

$14.18
 
 
Granted
2,087,350

—

2,087,350

$7.53
 
 
Exercised
—

—

—

$—
 
 
Forfeited or canceled
(1,023,742
)
(159,250
)
(1,182,992
)
$16.49
 
 
Options outstanding at September 30, 2014
4,301,523

1,329,250

5,630,773

$11.23
4.91
$8,406
Options vested at September 30, 2014 or expected to vest
 
 
5,256,455

$11.44
4.83
$7,595
Options exercisable at September 30, 2014
 
 
2,452,167

$14.77
3.71
$1,727
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
Information with respect to the Company’s non-vested restricted stock units for the nine months ended September 30, 2014 was as follows:
 
Non-Vested Restricted Stock Units
 
Time-Based Shares
Performance-Based Shares
Total Shares
Weighted-
Average
Grant-Date
Fair Value
Weighted-
Average
Remaining
Contractual
Term (years)
Aggregate
Intrinsic
Value
(in thousands)
Non-vested at January 1, 2014
205,233

117,500

322,733

$11.30
 
 
Granted
—

—

—

$—
 
 
Vested
(76,171
)
(43,750
)
(119,921
)
$9.74
 
 
Forfeited
(5,156
)
(42,500
)
(47,656
)
$15.26
 
 
Non-vested at September 30, 2014
123,906

31,250

155,156

$11.29
2.44
$1,566
Expected to vest
 
 
109,757

$8.76
1.11
$1,107
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Stock-based compensation was included in the following captions in the Company’s consolidated statements of operations for the three and nine months ended September 30, 2014 and 2013 (in thousands):
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2014
 
2013
 
2014
 
2013
Cost of products revenues
$
62

 
$
91

 
$
203

 
$
285

Cost of services revenues
16

 
94

 
191

 
338

Research and development expenses
96

 
137

 
336

 
455

Marketing and selling expenses
252

 
401

 
1,186

 
1,455

General and administrative expenses
(1,106
)
 
808

 
802

 
3,183

 
$
(680
)
 
$
1,531

 
$
2,718

 
$
5,716