ACCOUNT RECEIVABLE, NET - Components of Accounts Receivable (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Receivables [Abstract]
Billed receivables	$ 14,731	$ 14,925
Unbilled receivables	6,606	5,163
Accounts Receivable, Gross	21,337	20,088
Allowance for expected credit losses	(367)	(378)	$ (102)	$ (51)
Accounts Receivable, Net	$ 20,970	$ 19,710

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business.

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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.

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Amount of allowance for credit loss on accounts receivable.

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Amounts due for billed services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the Company and, at a minimum, one other party. An example would be amounts billed to customers under contracts or programs but not paid as of the balance sheet date.

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Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.

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