Annual report pursuant to Section 13 and 15(d)

Concentrations (Details)

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Concentrations (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Credit Concentration Risk [Member] | Selling, General and Administrative Expenses | Accounts Receivable    
Concentration Risk [Line Items]    
Concentration percentage 14.30% 14.30%