Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Qualstar
Due from related party
Due from related party, opening balance	$ 6	$ 85
Billed (or accrued) to related party by Interlink	225	185
Paid by related party to Interlink	(210)	(251)
Due from related party, closing balance	21	19
Due to related party
Due to related party, opening balance		8
Billed (or accrued) to Interlink by related party	25	22
Paid by Interlink to related party	(25)	(22)
Due to related party, closing balance		8
BKF Capital
Due from related party
Due from related party, opening balance	2	12
Billed (or accrued) to related party by Interlink	23	39
Paid by related party to Interlink	(8)	(48)
Due from related party, closing balance	17	3
Due to related party
Billed (or accrued) to Interlink by related party	50	30
Paid by Interlink to related party	$ (50)	$ (30)

Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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-Publisher FASB
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Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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The increase (decrease) during the reporting period in the obligations due for goods and services provided by the following types of related parties: a parent company and its subsidiaries, subsidiaries of a common parent, an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.

+ References

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The increase (decrease) during the reporting period in the amount due to the reporting entity for good and services provided to the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management, an entity and its principal owners, management, member of their immediate families, affiliates, or other parties with the ability to exert significant influence.

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- Definition

Payments of cash to suppliers for goods and services during the current period.

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- Definition

Cash received for fees during the current period. This element excludes cash proceeds from license fees.

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