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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- 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.

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For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

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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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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Note A - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands	Jul. 01, 2020	Sep. 30, 2020	Dec. 31, 2019
Goodwill, Ending Balance		$ 13,069	$ 6,243
SoundChip [Member]
Business Combination, Consideration Transferred, Total	$ 15,000
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	6,000
Goodwill, Ending Balance	$ 6,826	$ 6,826
SoundChip [Member] \| Developed Technology Rights [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	6 years 6 months
SoundChip [Member] \| Customer Relationships [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	9 years 6 months
SoundChip [Member] \| General and Administrative Expense [Member]
Business Combination, Acquisition Related Costs	$ 300