Annual report pursuant to Section 13 and 15(d)

Income Taxes. (Details)

v3.21.1
Income Taxes. (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Taxes. (Details) [Line Items]    
Federal net operating losses $ 77,500,000  
Capital loss, description Federal capital loss of $113,928,000 may be carried forward for 5 years and will expire in 2025. State capital loss of $110,279,000 may be carried forward for 5 years for most of the states in which the Company files returns and will expire in 2025.  
Valuation allowance $ 85,688,000 $ 84,065,000
Increase in valuation allowance 1,623,000 43,477,000
Additional net operating losses   $ 22,641,000
Disallowed depreciation 20,836,000  
Federal [Member]    
Income Taxes. (Details) [Line Items]    
Remaining net operating loss carryforwards 227,817,000  
State [Member]    
Income Taxes. (Details) [Line Items]    
Remaining net operating loss carryforwards $ 211,680,000