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CAPITAL STOCK - Share Repurchase Progam (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended 77 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2021
Oct. 29, 2021
Feb. 08, 2018
Jul. 29, 2015
Share Repurchase Program [Line Items]            
Stock Repurchased and Retired During Period, Shares 20,000 470,000        
Stock Repurchased and Retired During Period, Value $ (68) $ (3,024)        
Share Repurchase Program [Member] | Common Stock [Member]            
Share Repurchase Program [Line Items]            
Stock Repurchased and Retired During Period, Shares 19,891 469,975 5,685,511      
Stock Repurchased and Retired During Period, Value $ 100 $ 3,000 $ 40,400      
Weighted Average Share Repurchase Price $ 3.42 $ 6.43 $ 7.10      
Share Repurchase Program [Member] | Maximum [Member] | Common Stock [Member]            
Share Repurchase Program [Line Items]            
Share Repurchase           2,000,000
Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased     17,699,305     783,757
2021 Program Increase [Member] | Maximum [Member] | Common Stock [Member]            
Share Repurchase Program [Line Items]            
Share Repurchase       16,861,994    
Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased       17,699,305    
2018 Program Increase [Member] | Maximum [Member] | Common Stock [Member]            
Share Repurchase Program [Line Items]            
Share Repurchase         4,522,822  
Stock Repurchase Program Remaining Number Of Shares Authorized To Be Repurchased         5,306,579