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Note 4 - Revenue Disaggregation (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Disaggregation of Revenue [Table Text Block]

		Three Month's Ending September 30, 2021
		Over time				Point in time				Total
Aerospace		$	-			$	574			$	574
Industrial		$	1,551			$	1,205			$	2,756
Research		$	612			$	388			$	1,000
Total		$	2,163			$	2,167			$	4,330

		Three Month's Ending September 30, 2020
		Over time				Point in time				Total
Aerospace		$	181			$	1,252			$	1,433
Industrial		$	322			$	1,346			$	1,668
Research		$	582			$	310			$	892
Total		$	1,085			$	2,908			$	3,993

		Nine Month's Ending September 30, 2021
		Over time				Point in time				Total
Aerospace		$	386			$	1,677			$	2,063
Industrial		$	4,147			$	3,173			$	7,320
Research		$	1,164			$	1,183			$	2,347
Total		$	5,697			$	6,033			$	11,730

		Nine Month's Ending September 30, 2020
		Over time				Point in time				Total
Aerospace		$	1,480			$	5,136			$	6,616
Industrial		$	708			$	2,830			$	3,538
Research		$	1,671			$	1,923			$	3,594
Total		$	3,859			$	9,889			$	13,748

Schedule Of Cost And Estimated Earnings In Excess Of Billings [Table Text Block]

		2021
Costs incurred on contracts in progress		$	5,762,058
Estimated earnings			3,868,499
			9,630,557
Billings to date			(9,168,780	)
		$	461,777
Deferred revenue related to non-systems contracts			(337,954	)
			123,823
Included in accompanying balance sheets
Under the following captions:
Contract assets		$	1,628,168
Contract liabilities		$	(1,504,345	)

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- Definition

Tabular disclosure of cost and estimated earnings in excess of billings on uncompleted contracts.

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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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