Quarterly report pursuant to Section 13 or 15(d)

ORGANIZATION - COVID-19 (Details)

v3.21.1
ORGANIZATION - COVID-19 (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended
Mar. 29, 2021
Mar. 31, 2021
Mar. 31, 2021
Feb. 12, 2021
Dec. 31, 2020
Mar. 31, 2020
Dec. 31, 2019
Cash, Equivalents, and restricted cash   $ 277,928 $ 277,928   $ 37,698 $ 24,317 $ 29,851
Restricted cash   179,923 179,923        
Revolving Credit Facility              
Agreement of revolving credit facility   $ 15,000 $ 15,000        
Term of unsecured note   5 years 5 years        
Over-Allotment Option              
Underwritten public offering 6,917,250 6,917,250          
Gross proceeds $ 43,000 $ 46,000          
Cripple Creek Project              
Restricted cash account   $ 180,000 $ 180,000        
Senior Secured Notes Due 2028 | Senior Secured Notes              
Amount of debt       $ 310,000      
Interest rate       8.25%