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Note 19 - Segment Reporting - Summary of Deferred Tax Asset, Net of Valuation Allowance (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets, net	$ 9,222	$ 7,954
Foreign Tax Authority [Member]
Deferred tax assets, net	22	226
CANADA
Deferred tax assets, net	22	0
GERMANY
Deferred tax assets, net	$ 0	$ 226

X

- Definition

Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

+ Details

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Period Type:	instant

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X

- Details

Name:	srt_StatementGeographicalAxis=country_CA
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X

- Details

Name:	srt_StatementGeographicalAxis=country_DE
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