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Note 16 - Revenue (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Revenue from External Customers by Geographic Areas [Table Text Block]

		Year Ended December 31,
		2018				2017				2016
Net sales from continuing operations by geographic region:
United States		$	161,415			$	122,179			$	137,411
Canada			10,734				10,601				11,976
Total		$	172,149			$	132,780			$	149,387

X

- Definition

Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph a
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9038-108599

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Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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