Inventories (Details Narrative) - USD ($)	12 Months Ended
Jun. 30, 2022	Jun. 30, 2021
Inventory write-offs to reserves	$ 457,000	$ 157,000
Raw materials	3,019,156	3,908,630
Inventory - Tooling
Raw materials	$ 1,600,000	$ 2,000,000.0

Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(6)(a)(4))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant