Note 2 - Acquisition (Details Textual) - USD ($)		3 Months Ended	6 Months Ended
Jan. 04, 2021	Jun. 30, 2021	Jun. 30, 2021
Payments to Acquire Businesses, Gross			$ 3,000,000
Selling, General and Administrative Expenses [Member]
Business Combination, Acquisition Related Costs		$ 8,000	$ 119,000
PatientWisdom, Inc. [Member]
Payments to Acquire Businesses, Gross	$ 3,000,000.0
Business Combination, Consideration Transferred, Total	5,000,000.0
Business Combination, Consideration Transferred, Liabilities Incurred	$ 2,000,000.0
Finite-Lived Intangible Asset, Useful Life (Year)	5 years

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

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- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

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