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Allowance for Doubtful Accounts (Details) - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Allowance for Doubtful Accounts (Details)    
Allowance for doubtful accounts on trade receivables $ 50,000 $ 50,000
Provision for doubtful accounts 0 0
Uncollectible accounts written off 0 0
Accounts receivable, gross $ 50,000 $ 50,000