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Stockholders Equity - Narrative (Details)
$ / shares in Units, $ in Millions
 1 Months Ended 12 Months Ended
Aug. 13, 2020
shares
Jan. 31, 2018
shares
Dec. 31, 2017
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2018
shares
Aug. 12, 2020
shares
Feb. 03, 2020
USD ($)
Dec. 31, 2019
$ / shares
shares
Class of Stock [Line Items]                
Stock repurchase program, authorized aggregate amount | $             $ 5.0  
Repurchase of common stock, shares       377,484        
Stock Repurchased During Period, Value, Before Commissions | $       $ 4.5        
Stock Repurchased During Period, Price Per Share | $ / shares       $ 11.90        
Payments for Commissions | $       $ 0.1        
Reverse stock split ratio 0.07              
Additional shares issued on reverse stock split rounding       4,692        
Common Stock Shares Outstanding Before Stock Split           130,013,696    
Common stock, shares, outstanding 8,672,272     8,687,750       8,990,816
Common Stock Shares Authorized Before Stock Split           200,000,000    
Common stock, shares authorized       13,333,333       13,333,333
Common stock, par value per share | $ / shares       $ 0.01       $ 0.01
Securities Class Action                
Class of Stock [Line Items]                
Common stock to be issued in connection with mediated settlement of litigation         166,667      
Issuance of common stock (in shares)   125,000 41,667