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Note 4 - Revenue From Contracts With Customers (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Disaggregation of Revenue [Table Text Block]

		Three Months Ended								Nine Months Ended
Category		Sept. 30, 2019				Sept. 30, 2018				Sept. 30, 2019				Sept. 30, 2018
Aerospace		$	1,138			$	429			$	2,353			$	6,508
Industrial			1,483				755				4,870				5,963
Research			757				503				2,596				2,378
Point in time			2,327				2,341				4,281				4,768
Net Revenue		$	5,705			$	4,028			$	14,100			$	19,617

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

		Three Months Ended				Three Months Ended
(In thousands)		Sept. 30, 2019				Sept. 30, 2018
(Decrease) increase in revenue from net changes in transaction prices		$	(3	)		$	71
Increase (decrease) in revenue from net changes in input cost estimates		$	334			$	(1,170	)
Net increase (decrease) in revenue from net Changes in estimates		$	331			$	(1,099	)
Number of projects			27				15
Net change in estimate as a percentage of aggregate revenue for associated projects			3.8	%			(2.4%	)

		Nine Months Ended				Nine Months Ended
(In thousands)		Sept. 30, 2019				Sept. 30, 2018
Increase in revenue from net changes in transaction prices		$	1			$	146
(Decrease) in revenue from net changes in input cost estimates		$	(224	)		$	(1,740	)
Net (decrease) in revenue from net Changes in estimates		$	(223	)		$	(1,594	)
Number of projects			18				15
Net change in estimate as a percentage of aggregate revenue for associated projects			(3.6%	)			(3.4%	)

X

- Definition

Tabular disclosure of contract balances and changes in contract balances.

+ 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=118956577&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=118956577&loc=SL49130545-203045

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No definition available.

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