Note 13 - Stock-based Compensation - Stock-based Compensation (Details) - The 2006, 2016 and 2021 [Member] - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Stock-based Compensation	$ 59,508	$ 33,767	$ 13,893
Cost of Sales [Member]
Stock-based Compensation	3,477	592	415
Selling and Marketing Expense [Member]
Stock-based Compensation	15,906	19,973	8,166
General and Administrative Expense [Member]
Stock-based Compensation	24,063	12,916	5,034
Research and Development Expense [Member]
Stock-based Compensation	$ 16,062	$ 286	$ 278

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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