Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2024

Intangible Assets

Schedule of intangible assets

	December 31,
	2024				2023
	Gross Carrying		Accumulated		Gross Carrying		Accumulated
	Amount		Amortization		Amount		Amortization
Intangible assets:
Licenses	$	149	$	(69)	$	149	$	(61)
Patents		135		(12)		92		(5)
Patents pending		1,831		—		1,444		—
Trademarks		13		—		13		—
Trademarks pending		25		—		18		—
Total amortized intangible assets	$	2,153	$	(81)	$	1,716	$	(66)

Schedule of amortization expense for intangible assets

	December 31,
	2024		2023
Amortization expense	$	15	$	15