Nature of Operations (Details Narrative) - USD ($) $ in Thousands	Apr. 11, 2022	Jun. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Description of stock purchase agreement	On April 11, 2022, SHI entered into a Stock Purchase Agreement (the “Stock Purchase Agreement”) with NKX Acquiror, Inc. (the “Purchaser”), pursuant to which the Company sold on such date all of the issued and outstanding shares of capital stock of its wholly-owned subsidiary, MTI Instruments for approximately $9.25 million in cash, subject to certain adjustments as set forth in the Stock Purchase Agreement (the “Sale”). The consideration paid by the Purchaser to the Company was based on an aggregate enterprise value of approximately $10.75 million. The Company recognized a gain on sale of approximately $7.6 million.
Received In Cash		$ 9,000
Working Capital		$ 200