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Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Accounting Policies [Abstract]

Schedule of components of inventories

Schedule of components of inventories
		As of December 31,
		2022				2021
Raw materials and supplies		$	60			$	227
Finished goods			46				66
Total inventories		$	106			$	293

Schedule of activity related to our accounts receivable

Schedule of restricted cash
		2022				2021
Cash and cash equivalents		$	2,937			$	6,037
Restricted cash			196				295
Cash, cash equivalents and restricted cash as shown in the statements of cash flows		$	3,133			$	6,332

Schedule of activity related to our accounts receivable

Schedule of activity related to our accounts receivable
(In thousands)
Balance at January 1, 2021		$	884
Additions			1,526
Deductions			(2,298	)
Balance at December 31, 2021		$	112
Additions			557
Deductions			(633	)
Balance at December 31, 2022		$	36

Schedule of anti-dilutive effect

Schedule of anti-dilutive effect
		December 31,
		2022				2021
Weighted-average anti-dilutive common shares resulting from stock awards			964				617
Weighted-average anti-dilutive common shares resulting from warrants			5,661				2,374
			6,625				2,991

Schedule of minimum operating lease payments

Schedule of minimum operating lease payments
2023			130
2024			66
Total minimum lease payments (base rent)			196
Less: imputed interest			(9	)
Total operating lease liabilities		$	187

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Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.

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