Note 10 - Significant Customers |
9 Months Ended |
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Sep. 30, 2021 | |
Notes to Financial Statements | |
Concentration Risk Disclosure [Text Block] |
10. Significant Customers
The Company had no customers that represented over 10% of revenue during either of the nine-month periods ended September 30, 2021 or 2020. The Company had customer that represented 11% of the total accounts receivable balance as of September 30, 2021. The Company had no customers that represented greater than 10% of the total accounts receivable balance as of December 31, 2020.
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