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Note 21 - Selected Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Quarterly Financial Information [Table Text Block]

		December 31				September 30				June 30				March 31
		(in thousands, except for per share data)
2020
Total revenues		$	70,784			$	74,311			$	82,122			$	83,985
Gross profit			17,428				19,941				22,966				25,150
Net income			2,068				716				157				2,834
Earnings per share:
Basic		$	0.19			$	0.07			$	0.01			$	0.27
Diluted			0.19				0.07				0.01				0.26
2019
Total revenues		$	85,946			$	88,129			$	84,117			$	78,953
Gross profit			26,045				27,574				24,507				22,651
Net income			5,778				4,205				2,616				2,799
Earnings per share:
Basic		$	0.55			$	0.40			$	0.25			$	0.26
Diluted			0.54				0.39				0.24				0.26

X

- Definition

Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 270
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121640914&loc=d3e1280-108306

+ Details

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Balance Type:	na
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X

- References

No definition available.

+ Details

Name:	us-gaap_TableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration