XML 32 R21.htm IDEA: XBRL DOCUMENT v3.21.2
LEASE REVENUES (Details) - USD ($)
6 Months Ended
Jun. 30, 2021
Dec. 31, 2020
LEASE REVENUES (Details) [Line Items]    
Operating Lease, Lease Income $ 16,000  
Property, Plant, and Equipment, Lessor Asset under Operating Lease, before Accumulated Depreciation $ 3,749 $ 10,959
Minimum [Member]    
LEASE REVENUES (Details) [Line Items]    
Lessor, Operating Lease, Term of Contract 12 years  
Maximum [Member]    
LEASE REVENUES (Details) [Line Items]    
Lessor, Operating Lease, Term of Contract 36 years