Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity and Capital Stock - addl information (Details)

v3.20.1
Shareholders' Equity and Capital Stock - addl information (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2020
USD ($)
shares
Mar. 31, 2019
USD ($)
shares
Mar. 31, 2020
$ / shares
Mar. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
$ / shares
shares
Dec. 31, 2018
shares
Sep. 25, 2018
shares
Stockholder's Equity Note [Line Items]              
Vesting period 5 years            
Common Stock Shares Issued       160,478,059 160,478,059    
Share Price | $ / shares     $ 0.56        
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Outstanding, Number       11,052,694 11,076,583    
Stock based compensation | $ $ 234 $ 188          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value | $ $ 100            
Granted, Options 0            
RSUs vested but not redeemed (in shares)       54,431      
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares       $ 1.00 $ 1.00    
Capital Stock              
Stockholder's Equity Note [Line Items]              
Common Stock Shares Issued   159,729,403   160,478,059 160,478,059 159,729,403  
Warrants              
Stockholder's Equity Note [Line Items]              
Number of securities called by each warrant             13,062,878
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares       $ 0.01      
In Money Stock Option [Member]              
Stockholder's Equity Note [Line Items]              
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options | $       $ 1,300      
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 2 years 1 month 6 days            
Restricted Stock Units (RSUs) [Member]              
Stockholder's Equity Note [Line Items]              
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options | $       $ 500      
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition 1 year 4 months 24 days            
Restricted Stock Units (RSUs) [Member] | Capital Stock              
Stockholder's Equity Note [Line Items]              
Number of securities called by each warrant       1      
First Anniversary [Member]              
Stockholder's Equity Note [Line Items]              
Share-Based Compensation Arrangement By Share-Based Payment Award, Award Vesting Percentage 33.30%            
First Anniversary [Member] | Employee Stock Option [Member]              
Stockholder's Equity Note [Line Items]              
Stock Option Vesting Period 3 years            
Second Anniversary [Member]              
Stockholder's Equity Note [Line Items]              
Share-Based Compensation Arrangement By Share-Based Payment Award, Award Vesting Percentage 33.30%            
Third Anniversary (Member)              
Stockholder's Equity Note [Line Items]              
Share-Based Compensation Arrangement By Share-Based Payment Award, Award Vesting Percentage 33.40%