XML 122 R108.htm IDEA: XBRL DOCUMENT v3.22.0.1
Income Taxes - Schedule of tax effects of temporary differences and carryforwards of the TRSs included in net deferred tax assets (Details) - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]      
Net operating loss carryforwards $ 23,944,000 $ 27,196,000  
Deferred Tax Liabilities, Property, Plant and Equipment (1,013,000)    
Property, primarily differences in depreciation and amortization, the tax basis of land assets and treatment of certain other costs   2,927,000  
Other 475,000 644,000  
Net deferred tax assets 23,406,000 30,767,000  
Unrecognized tax benefits $ 0 $ 0 $ 0