Fair Value Measurement (Tables)

3 Months Ended

Mar. 31, 2023

Fair Value Measurements [Abstract]

Schedule of recurring fair value measurements

			Fair value measurement at reporting date using
			Quoted prices in
			active markets		Significant other		Significant
			for identical		observable		unobservable
	Balance		assets (Level 1)		inputs (Level 2)		inputs (Level 3)
As of March 31, 2023:
Recurring fair value measurements (in thousands):
Assets:
Equity investment in Ostendo	$	1,397	$	-	$	-	$	1,397
Derivative liabilities:
Conversion feature derivative liability	$	1,405	$	-	$	-	$	1,405
Share derivative liability		437		-		-		437
Total derivative liabilities		1,842		-		-		1,842
Total recurring fair value measurements	$	1,842	$	-	$	-	$	1,842
As of December 31, 2022: (in thousands)
Recurring fair value measurements
Assets:
Equity investment in Ostendo	$	1,397	$	-	$	-	$	1,397
Derivative liabilities:
Conversion feature derivative liability	$	3,472	$	-	$	-	$	3,472
Common stock derivative liability		273		-		-		273
Total derivative liabilities		3,745		-		-		3,745
Total recurring fair value measurements	$	3,745	$	-	$	-	$	3,745