XML 35 R21.htm IDEA: XBRL DOCUMENT v3.21.2

Revenue (Tables)

3 Months Ended

Sep. 30, 2021

Revenue

Disaggregation of revenue

		Three Months Ended September 30,
		2021				2020
PMO		$	3,812,950			$	4,293,603
Infrared Products			4,887,918				4,724,504
Specialty Products			402,475				490,865
Total revenue		$	9,103,343			$	9,508,972

X

- References

No definition available.

+ Details

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

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

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=121604090&loc=SL49130545-203045

+ Details

Name:	us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration