Amount of tangible assets (assets excluding intangible assets) acquired at the acquisition date.

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Amount of assets acquired at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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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 3 - Acquisitions - Purchase Price Allocation for Hillcrest Labs Acquisition (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jul. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Goodwill	$ 51,070		$ 46,612	$ 46,612
Acquisition of Hillcrest Labs [Member]
Tangible assets (including inventory, property and equipment and other)		$ 681
Goodwill		4,458
Total assets		11,204
Acquisition of Hillcrest Labs [Member] \| Developed Technology Rights [Member]
Intangible assets		2,475
Acquisition of Hillcrest Labs [Member] \| Customer Relationships [Member]
Intangible assets		3,518
Acquisition of Hillcrest Labs [Member] \| Customer Backlog [Member]
Intangible assets		$ 72