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Note 14 - Revenue (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

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

		Year Ended December 31,
		2021				2020				2019
Net sales by geographic region:
United States		$	313,729			$	254,956			$	252,797
Canada			19,584				30,951				26,520
Total		$	333,313			$	285,907			$	279,317

Disaggregation of Revenue [Table Text Block]

		Year Ended December 31,
		2021				2020				2019
Over time (Engineered Steel Pressure Pipe)		$	259,823			$	241,690			$	279,317
Point in time (Precast Infrastructure and Engineered Systems)			73,490				44,217				-
Net sales		$	333,313			$	285,907			$	279,317

X

- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
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- 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
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