Lines of credit (Details1) - USD ($) |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2022 |
Dec. 31, 2021 |
|
| Line of Credit Facility [Line Items] | ||
| Borrowing Limit | $ 14,300,000 | $ 14,300,000 |
| Principal Borrowed | 12,988,100 | 12,688,405 |
| Accrued Interest | 1,624,974 | 1,320,428 |
| Total Outstanding | $ 14,613,074 | $ 14,008,833 |
| Chairman And C E O [Member] | ||
| Line of Credit Facility [Line Items] | ||
| Interest Rate | 1% per Month | 1% per Month |
| Borrowing Limit | $ 10,300,000 | $ 10,300,000 |
| Repayment Terms | Due on Demand | Due on Demand |
| Principal Borrowed | $ 10,283,100 | $ 10,220,700 |
| Accrued Interest | 1,481,047 | 1,208,582 |
| Total Outstanding | $ 11,764,147 | $ 11,429,282 |
| Security | General Security over Assets | General Security over Assets |
| Purpose | General Corporate Requirements | General Corporate Requirements |
| Wife Of Chairman [Member] | ||
| Line of Credit Facility [Line Items] | ||
| Interest Rate | 1% per Month | 1% per Month |
| Borrowing Limit | $ 4,000,000 | $ 4,000,000 |
| Repayment Terms | Due on Demand | Due on Demand |
| Principal Borrowed | $ 2,705,000 | $ 2,467,705 |
| Accrued Interest | 143,927 | 111,846 |
| Total Outstanding | $ 2,848,927 | $ 2,579,551 |
| Security | General Security over Assets | General Security over Assets |
| Purpose | General Corporate Requirements | General Corporate Requirements |