Quarterly report pursuant to Section 13 or 15(d)

Compensation (Narrative) (Details)

v3.7.0.1
Compensation (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended
Apr. 30, 2017
Mar. 31, 2017
Mar. 31, 2016
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Proceeds from the issuances of common stock   $ 38  
Stock options, authorized   3,121,839  
Stock-based compensation   $ 154 $ 420
Tax benefits related to stock based compensation   $ 0  
Stock options granted, exercisable life   5 years  
Shares Paid for Tax Withholding for Share Based Compensation   0 31,808
Stock options remainder vesting period   2 years  
Subsequent Event [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Number of shares available from options granted 1,084,491    
Options granted, exercise price $ 0.99    
Stock Option [Member] | Subsequent Event [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Stock, vesting period 3 years    
Restricted Stock [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Stock, vesting period   3 years  
Awards granted    
Restricted Stock [Member] | Subsequent Event [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Number of shares available from options granted 183,919    
Stock Appreciation Rights (SARs) [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Share-Based Compensation Arrangement By Share-Based Payment Award Life   5 years  
Share-Based Compensation Arrangemet By Share-Based Payment Award Spread   300.00%  
Share-Based Compensation Arrangement By Share-Based Payment Award Grant Date Share Price   $ 1.04  
Stock, vesting period   3 years  
Awards granted   815,355
Stock Appreciation Rights (SARs) [Member] | Subsequent Event [Member]      
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Number of shares available from options granted 1,049,528    
Options granted, exercise price $ 1.20    
Stock Appreciation Rights (SARs) [Member] | First Vesting Milestone [Member] | Subsequent Event [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] | Subsequent Event [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] | Subsequent Event [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]      
Stock, vesting period   5 years