Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Related Party Transactions
Due from related party, opening balance			$ 1,178
Due to related party, opening balance			273
Due from related party, closing balance	$ 2,147		2,147
Due to related party, closing balance	1,090		1,090
Qualstar
Related Party Transactions
Due from related party, opening balance	21	$ 19	6	$ 85
Due to related party, opening balance		8		8
Billed (or accrued) to related party by Interlink	209	200	434	385
Billed (or accrued) to Interlink by related party	31	22	56	44
Paid by related party to Interlink	(144)	(196)	(354)	(447)
Paid by Interlink to related party	(22)	(23)	(47)	(45)
Due from related party, closing balance	86	23	86	23
Due to related party, closing balance	9	7	9	7
BKF Capital
Related Party Transactions
Due from related party, opening balance	17	3	2	12
Billed (or accrued) to related party by Interlink	10	22	33	60
Billed (or accrued) to Interlink by related party	30	30	80	60
Paid by related party to Interlink	(22)	(19)	(30)	(66)
Paid by Interlink to related party	(30)	(30)	(80)	(60)
Due from related party, closing balance	$ 5	$ 6	$ 5	$ 6

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. 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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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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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.

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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