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Note 3 - Acquisitions - Consideration (Details) - USD ($) $ in Thousands | Nov. 12, 2019 | Aug. 08, 2019 | Apr. 01, 2019
--- | --- | --- | ---
Astero [Member] |  |  |
Cash consideration |  |  | $ 12,521
Contingent consideration |  |  | 1,491
Working capital adjustment |  |  | (71)
Total consideration transferred |  |  | $ 13,941
SAVSU [Member] |  |  |
Stock consideration |  | $ 19,932 |
CBS Acquisition [Member] |  |  |
Cash consideration | $ 11,000 |  |
Contingent consideration | 856 |  |
Total consideration transferred | 15,856 |  |
Stock consideration | $ 4,000 |  |

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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 Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477 + Details
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