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Real Estate Investments (Details) - USD ($)
12 Months Ended
May 11, 2022
Apr. 29, 2022
Apr. 01, 2022
Sep. 01, 2019
Aug. 27, 2019
Sep. 21, 2017
Feb. 22, 2021
Jun. 17, 2019
Jun. 29, 2021
Real Estate Investments (Details) [Line Items]                  
Average Lease Term     In April 2022, the Company entered into an agreement with the tenant of the Fresenius Medical Care in Chicago, Illinois to extend the lease term five years to end on April 30, 2032            
Proceeds from Sale of Real Estate $ 3,720,000                
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Cost of Investment in Real Estate Sold 3,031,012                
Gains (Losses) on Sales of Other Real Estate 1,696,000                
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Investment in Real Estate Sold $ 1,006,724                
Biomat USA Plasma Center Wichita KS                  
Real Estate Investments (Details) [Line Items]                  
Average Lease Term           On September 21, 2017, the Company entered into a lease agreement with a primary term of 10 years with Biomat USA, Inc. (“Biomat”) as a replacement tenant for 28% of the square footage of the property.      
Revenue from Contract with Customer, Excluding Assessed Tax               $ 37,071  
BigTime Fun Wichita KS                  
Real Estate Investments (Details) [Line Items]                  
Average Lease Term         On August 27, 2019, the Company entered into a lease agreement with a primary term of 10 years with BigTime Fun Center, LLC as a replacement tenant for 57% of the square footage of the property.        
Revenue from Contract with Customer, Excluding Assessed Tax             $ 78,000    
Payments for Tenant Improvements         $ 64,000        
Payments for Lease Commissions       $ 32,760          
Advance Auto Middletown OH                  
Real Estate Investments (Details) [Line Items]                  
Disposal Date   Apr. 29, 2022              
Proceeds from Sale of Real Estate   $ 1,609,000              
Gain (Loss) on Disposition of Assets   451,000              
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Cost of Investment in Real Estate Sold   $ 1,600,000              
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation                 $ 441,779