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Note 13 - Segment Reporting - Summary of Amortizable Intangible Assets by Geographic Region (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
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Amortizable intangible assets | $ 37,792 | $ 45,344
CANADA |  |
Amortizable intangible assets | 2,635 | 5,207
UNITED STATES |  |
Amortizable intangible assets | $ 35,157 | $ 40,137

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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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Namespace Prefix: | us-gaap_
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Period Type: | instant

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- Details
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Balance Type: |
Period Type: |

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- Details
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