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Note 7 - Major Customers | 12 Months Ended
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Dec. 31, 2021
Notes to Financial Statements |
Concentration Risk Disclosure [Text Block] | 7. Major Customers For the year ended December 31, 2021, the Company had two customers that accounted for approximately 57% and 19% of consolidated net sales from continuing operations. For the year ended December 31, 2020, those same two customers accounted for approximately 61% and 24% of consolidated net sales. At December 31, 2021 and December 31, 2020, the outstanding accounts receivable balance due from these customers were $2.6 million and $1.5 million, respectively.

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- Definition The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -URI http://asc.fasb.org/topic&trid=2134479 + Details
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