Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Revenues	$ 642	$ 468	$ 1,082	$ 1,415
Cost of revenues	3,501	326	5,410	678
Gross profit (loss)	(2,859)	142	(4,328)	737
Operating expenses:
General and administrative	8,078	1,873	12,828	2,881
Operations	2,124	871	3,793	1,412
Research and development	9,120	5,788	16,000	12,426
Sales and marketing	463	166	702	284
Total operating expenses	19,785	8,698	33,323	17,003
Loss from operations	(22,644)	(8,556)	(37,651)	(16,266)
Other income (expense):
Interest income	1,794	296	3,586	306
Interest expense	0	(556)	(3)	(1,893)
Change in fair value of derivative liability	0	(222)	0	(222)
Total other income (expense)	1,794	(482)	3,583	(1,809)
Provision for income taxes	0	0	0	0
Net loss	(20,850)	(9,038)	(34,068)	(18,075)
Other comprehensive income (loss):
Unrealized gain on foreign currency translation	343	0	343	0
Unrealized loss on investments	(45)	0	(45)	0
Comprehensive income (loss)	$ (20,552)	$ (9,038)	$ (33,770)	$ (18,075)
Weighted average number of shares outstanding - basic (in shares)	57,514,808	33,795,009	56,953,711	29,176,370
Weighted average common shares outstanding - diluted (in shares)	57,514,808	33,795,009	56,953,711	29,176,370
Net loss per common share - basic (in dollars per share)	$ (0.36)	$ (0.27)	$ (0.60)	$ (0.62)
Net loss per common share - diluted (in dollars per share)	$ (0.36)	$ (0.27)	$ (0.60)	$ (0.62)