Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Narrative) (Details)

v3.8.0.1
Stock-Based Compensation (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock options, authorized 1,314,667  
Stock-based compensation $ 314 $ 154
Tax benefits related to stock based compensation $ 0  
Stock options granted, exercisable life 5 years  
Number of Shares Underlying Options, Granted 494,941  
Weighted Average Exercise Price Per Share, Granted $ 0.86  
Cash proceeds from stock options exercised $ 0 $ 38
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 323,474  
Weighted Average Grant Price, Awards granted $ 0.86  
Number of shares added to treasury due to tax withholdings on vested shares 0 0
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