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Stock Compensation (Tables)
 12 Months Ended
Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Summary of the components of stock-based compensation expense in the condensed consolidated statements of operations
The following table summarizes the components of stock-based compensation expense in the consolidated statements of income (loss) for the twelve months ended December 31, 2017:
 
(in thousands)
Amount
Cost of sales
$
191

Selling, general, and administrative expenses
$
2,127

Research and development expenses
299

Total
$
2,617



The following table summarizes the components of stock-based compensation expense in the consolidated statements of income (loss) for the twelve months ended December 31, 2016:
 
(in thousands)
Amount
Cost of sales
$
—

Selling, general, and administrative expenses
$
3,423

Research and development expenses
261

Total
$
3,684
Summary of the status of time-based stock options
A summary of the status of the Company’s time-based stock options (“Options”) for the years ended December 31, 2017 and 2016 were as follows:
 
 
Number of
Shares Underlying Awards
Weighted-Average
Exercise Price
Weighted-Average
Remaining
Contractual
Term (years)
Aggregate
Intrinsic Value 
(In thousands)
Outstanding at January 1, 2016
1,106,875

$
12.00

9.58
$
—

Granted
167,598

5.37

9.76
—

Exercised
—

—

0
—

Forfeited or expired
(522,500
)
12.00

0
—

Outstanding at December 31, 2016
751,973

10.52

8.91
—

Exercisable at December 31, 2016
—

—

0
—

Vested and expected to vest at December 31, 2016
751,973

$
10.52

8.91
$
—









Outstanding at January 1, 2017
751,973

$
10.52

8.91
$
—

Granted
181,800

4.37


—

Exercised
—

—

0
—

Forfeited or expired
(6,875
)
9.78

0
—

Outstanding at December 31, 2017
926,898

$
8.72

8.18
$
—

Exercisable at December 31, 2017
445,449

3.69

7.91
—

Vested and expected to vest at December 31, 2017
926,898

$
8.72

8.18
$
—
Summary of the time-based SARs
A summary of the Company’s time-based SARs as of December 31, 2017 is as follows:

 
Number
of
Awards
Weighted-Average
Exercise Price
Weighted-Average
Remaining
Contractual
Term (years)
Aggregate
Intrinsic Value
(In thousands)
Outstanding at January 1, 2016
165,000

$
12.00

9.71
$
—

Granted
—

—

0
—

Exercised
—

—

0
—

Forfeited or expired
(6,875
)
12.00

0
—

Outstanding at December 31, 2016
158,125

12.00

8.71
—

Exercisable at December 31, 2016
—

—

0
—

Vested and expected to vest at December 31, 2016
158,125

$
12.00

8.71
$
—

 
 
 
 
 
Outstanding at January 1, 2017
158,125

$
12.00

8.71
$
—

Granted
9,350

2.39

0
—

Exercised
—

—

0
—

Forfeited or expired
(91,850
)
10.88

0
—

Outstanding at December 31, 2017
75,625

$
9.83

7.75
$
—

Exercisable at December 31, 2017
—

—

0
—

Vested and expected to vest at December 31, 2017
75,625

$
9.83

7.75
$
—
Stock options  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of fair value assumptions
 
Year Ended December 31,
2017
Year Ended December 31,
2016
Weighted average grant date fair value
$2.39
$2.51
Risk-free interest rate
2.08%
1.32%
Expected life (years)
6.00
6.00
Estimated volatility factor
57.14%
48.3%
Expected dividends
None
None
Stock appreciation rights (SAR)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of fair value assumptions
The assumptions used to value the SARs as of their issuance dates and as of December 31, 2017 are presented below:
 
 
As of
December 31,
2017
As of
December 31,
2016
Fair value of awards
$
2.21

$
0.32

Risk-free interest rate
2.22
%
1.87
%
Expected life (years)
3.95

4.73

Estimated volatility factor
54.5
%
54.5
%
Expected dividends
None

None
Restricted stock units (RSU)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of unvested performance shares
A summary of the Company’s restricted stock awards as of December 31, 2017 is as follows:
 
 
Number of
Shares
Weighted-Average
Grant Date Fair 
Value
Non-vested RSUs at January 1, 2016
596,491

$
6.34

Granted
194,570

5.32

Vested
(354,637
)
6.34

Forfeited or expired
(139,441
)
6.35

Non-vested RSUs at December 31, 2016
296,983

$
5.66

 
 
 
Non-vested RSUs at January 1, 2017
296,983

$
5.66

Granted
513,851

4.32

Vested
(63,744
)
5.46

Forfeited or expired
(302,283
)
6.26

Non-vested RSUs at December 31, 2017
444,807

$
5.35
Phantom stock options  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of unvested performance shares
A summary of the Company’s Phantom Stock Awards as of December 31, 2017 is as follows:

 
Number of
Awards
Weighted-Average
Grant Date Fair 
Value
Non-vested phantom stock awards at January 1, 2016
154,502

$
6.34

Granted
10,500

6.11

Vested
(49,655
)
6.34

Forfeited or expired
(5,538
)
6.34

Non-vested phantom stock awards at December 31, 2016
109,809

$
6.32

 
 
 
Non-vested phantom stock awards at January 1, 2017
109,809

$
6.32

Granted
90,000

4.35

Vested
—

—

Forfeited or expired
(121,009
)
6.34

Non-vested phantom stock awards at December 31, 2017
78,800

$
5.91
Director shares  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of fair value assumptions
The fair value of the Director Shares was estimated using a Monte Carlo Simulation Model that used the following assumptions:
 
Risk-free interest rate
1.96%
Expected life (years)
6.47
Estimated volatility factor
31.16%
Expected dividends
None
Restricted stock  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of nonvested shares
A summary of the Company’s time-based restricted stock awarded to the Board of Directors for the twelve months ended December 31, 2017 is as follows:

 
Number of
Shares
Weighted-Average
Grant Date Fair 
Value
Non-vested time-based restricted stocks at January 1, 2016
26,387

$
6.34

Granted
69,539

5.08

Vested
(76,802
)
5.22

Forfeited or expired
(4,600
)
6.34

Non-vested time-based restricted stock at December 31, 2016
14,524

$
6.22

 
 
 
Non-vested time-based restricted stock at January 1, 2017
14,524

$
6.22

Granted
96,853

5.42

Vested
(104,115
)
5.40

Forfeited or expired




Non-vested time-based restricted stock at December 31, 2017
7,262

$
5.48