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Shareholders' Equity - Stock Options Outstanding (Details) - Stock option - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Number of Options Outstanding 70,000  
Number of Options Exercisable 70,000  
Option Pricing Model Valuations $ 165,185  
Weighted Average Remaining Contractual Life (in years) 1 year 18 days  
Stock based compensation expense $ 0 $ 0
$5.03    
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Exercise Price $ 5.03  
Number of Options Outstanding 70,000  
Number of Options Exercisable 70,000  
Option Pricing Model Valuations $ 165,185  
Weighted Average Remaining Contractual Life (in years) 1 year 18 days