Annual report pursuant to Section 13 and 15(d)

Schedule of pay check protection plan loan balances (Details) (Parenthetical)

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Schedule of pay check protection plan loan balances (Details) (Parenthetical) - Paycheck Protection Program [Member]
12 Months Ended
Dec. 31, 2021
USD ($)
Debt Instrument [Line Items]  
Interest rate per annum 1.00%
Debt instrument, periodic payment $ 560