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7. Earnings per Share: Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2020
Stock options 0 2,669,034 0
Stock purchase warrants 0 1,029,486 0
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 16,722,249 11,941,641 16,393,083
Stock options      
Stock options 5,525,000 1,943,466 4,612,500
Purchase warrants      
Stock purchase warrants 5,697,249 4,859,286 6,641,694
Convertible debt      
Convertible debt 5,500,000 5,138,889 5,138,889