Note 3 - Business Combinations - Acquisitions (Details) - USD ($) $ in Thousands	Jun. 01, 2019	Nov. 24, 2018	Dec. 21, 2017
Goodwill	$ 16,043	$ 16,043
Acquisition of Lane Venture [Member]
Accounts receivable, net of reserve			$ 1,507
Inventory, net of reserve			3,718
Prepaid expenses and other current assets			37
Intangible assets			7,360
Total identifiable assets acquired			12,622
Accounts payable			(357)
Other accrued liabilities			(852)
Total liabilities assumed			(1,209)
Net identifiable assets acquired			11,413
Goodwill			4,143
Total net assets acquired			$ 15,556

Amount of assets acquired at the acquisition date.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date.

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Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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The amount of inventory recognized as of the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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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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