Note 3 - Concentration of Credit Risk	6 Months Ended
Jun. 30, 2022
Notes to Financial Statements
Concentration Risk Disclosure [Text Block]	NOTE 3: CONCENTRATION OF CREDIT RISK Cash and cash equivalents The Company had cash and cash equivalents of $12.2 million and $16.7 million at June 30, 2022 and December 31, 2021, respectively. The Company invests excess cash in U.S. treasury bills, certificates of deposit or deposit accounts, all with maturities of less than three months. Cash equivalents were $7.0 million at both June 30, 2022 and December 31, 2021. The Company places most of its temporary cash investments with financial institutions, which from time to time may exceed the Federal Deposit Insurance Corporation limit. The amount at risk at June 30, 2022 and December 31, 2021 was $4.1 million and $8.6 million, respectively. Sales concentration Revenue from a single customer in any one period can exceed 10% of our total revenues. During the three months ended June 30, 2022, two customers exceeded 10% of revenues, representing 24.3% and 14.8% of revenues, and during the six months ended June 30, 2022 two customers exceeded 10%, representing 16.2% and 12.2% of revenues. During the three months ended June 30, 2021, three customers exceeded 10% of revenues, representing 17.3%, 12.9% and 11.2% of revenues, and during the six months ended June 30, 2021, one customer exceeded 10%, representing 18.0% of revenues. Accounts receivable The Company sells products and services to various companies across several industries in the ordinary course of business. The Company performs ongoing credit evaluations to assess the probability of accounts receivable collection based on a number of factors, including past transaction experience, evaluation of their credit history and review of the invoicing terms of the contract to determine the financial strength of its customers. The Company also maintains allowances for anticipated losses. At June 30, 2022, three customers exceeded 10% of the accounts receivable balance representing in the aggregate 54.1%, and at December 31, 2021 two customers exceeded 10% of the accounts receivable balance, representing in the aggregate 50.0% of the accounts receivable balance.

Note 3 - Concentration of Credit Risk

6 Months Ended

Jun. 30, 2022

Concentration Risk Disclosure [Text Block]

NOTE 3: CONCENTRATION OF CREDIT RISK

Cash and cash equivalents

The Company had cash and cash equivalents of $12.2 million and $16.7 million at June 30, 2022 and December 31, 2021, respectively. The Company invests excess cash in U.S. treasury bills, certificates of deposit or deposit accounts, all with maturities of less than three months. Cash equivalents were $7.0 million at both June 30, 2022 and December 31, 2021.

The Company places most of its temporary cash investments with financial institutions, which from time to time may exceed the Federal Deposit Insurance Corporation limit. The amount at risk at June 30, 2022 and December 31, 2021 was $4.1 million and $8.6 million, respectively.

Sales concentration

Revenue from a single customer in any one period can exceed 10% of our total revenues. During the three months ended June 30, 2022, two customers exceeded 10% of revenues, representing 24.3% and 14.8% of revenues, and during the six months ended June 30, 2022 two customers exceeded 10%, representing 16.2% and 12.2% of revenues. During the three months ended June 30, 2021, three customers exceeded 10% of revenues, representing 17.3%, 12.9% and 11.2% of revenues, and during the six months ended June 30, 2021, one customer exceeded 10%, representing 18.0% of revenues.

Accounts receivable

The Company sells products and services to various companies across several industries in the ordinary course of business. The Company performs ongoing credit evaluations to assess the probability of accounts receivable collection based on a number of factors, including past transaction experience, evaluation of their credit history and review of the invoicing terms of the contract to determine the financial strength of its customers. The Company also maintains allowances for anticipated losses. At June 30, 2022, three customers exceeded 10% of the accounts receivable balance representing in the aggregate 54.1%, and at December 31, 2021 two customers exceeded 10% of the accounts receivable balance, representing in the aggregate 50.0% of the accounts receivable balance.