Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.10.0.1
Stock-Based Compensation (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Stock options, authorized 1,071,348   1,071,348  
Stock-based compensation $ 2,400 $ 600 $ 2,674 $ 783
Tax benefits related to stock based compensation     $ 0  
Stock options granted, exercisable life     5 years  
Number of Shares Underlying Options, Granted     671,000  
Weighted Average Exercise Price Per Share, Granted     $ 1.05  
Number of shares added to treasury due to tax withholdings on vested shares 35,265 0 35,265 0
Cash proceeds from stock options exercised     $ 400 $ 38
Director [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Number of Shares Underlying Options, Granted     175,644  
Weighted Average Exercise Price Per Share, Granted     $ 1.60  
Employees [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Number of Shares Underlying Options, Granted     494,941  
Weighted Average Exercise Price Per Share, Granted     $ 0.86  
Stock Option [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards, vesting period     3 years  
Restricted Stock [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards, vesting period     3 years  
Awards granted 398,000      
Weighted Average Grant Price, Awards granted     $ 1.00  
Restricted Stock [Member] | Director [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards granted     75,000  
Weighted Average Grant Price, Awards granted     $ 1.60  
Restricted Stock [Member] | Employees [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards granted     323,474  
Weighted Average Grant Price, Awards granted     $ 0.86  
Stock Appreciation Rights (SARs) [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards, vesting period     3 years  
Award granted life     5 years  
Awards granted     2,373,411  
Weighted Average Grant Price, Awards granted     $ 0.86  
Stock Appreciation Rights (SARs) [Member] | First Vesting Milestone [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share-based compensation, vesting hurdle share price     1.30  
Stock Appreciation Rights (SARs) [Member] | Second Vesting Milestone [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share-based compensation, vesting hurdle share price     1.50  
Stock Appreciation Rights (SARs) [Member] | Third Vesting Milestone [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Share-based compensation, vesting hurdle share price     $ 1.75  
Maximum [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Awards, vesting period     5 years