Note 3 - Acquisition - Fair Value of Intangible Assets Acquired (Details) $ in Thousands	Dec. 14, 2020 USD ($)
Finite-lived Intangibles	$ 512
Computer Software, Intangible Asset [Member]
Finite-lived Intangibles, useful life (Year)	5 years
Finite-lived Intangibles	$ 460
Customer Contracts [Member]
Finite-lived Intangibles, useful life (Year)	1 year
Finite-lived Intangibles	$ 40
Trade Names [Member]
Finite-lived Intangibles, useful life (Year)	1 year
Finite-lived Intangibles	$ 2
Noncompete Agreements [Member]
Finite-lived Intangibles, useful life (Year)	2 years
Finite-lived Intangibles	$ 10

The amount of identifiable intangible assets recognized as of the acquisition date.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=123455525&loc=d3e2207-128464

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant