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Note 3 - Revenue (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Disaggregation of Revenue [Table Text Block]

		Product Category
		Three Months Ended September 30,								Nine Months Ended September 30,
		2021				2020				2021				2020
Pumps and pump systems		$	86,770			$	77,035			$	241,038			$	230,581
Repair parts for pumps and pump systems and other			15,340				11,947				43,114				35,886
Total net sales		$	102,110			$	88,982			$	284,152			$	266,467

		Geographic Location
		Three Months Ended September 30,								Nine Months Ended September 30,
		2021				2020				2021				2020
United States		$	68,726			$	63,292			$	195,823			$	188,312
Foreign countries			33,384				25,690				88,329				78,155
Total net sales		$	102,110			$	88,982			$	284,152			$	266,467

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

		September 30, 2021				December 31, 2020
Contract assets		$	-			$	-
Contract liabilities		$	9,508			$	8,004

X

- Definition

Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045

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- 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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045

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No definition available.

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