Fair Value Measurements (Details) - USD ($) $ in Thousands	5 Months Ended	7 Months Ended	12 Months Ended
	Dec. 31, 2024	Jul. 30, 2024	Dec. 31, 2023
Liabilities:
Common stock warrant liabilities			$ 78
Fair value asset transfer level 2 to level 1	$ 0	$ 0	0
Fair value asset transfer net, level 3	0	0	0
Fair value liability transfer level 1 to level 2	0	0	0
Fair value liability transfer level 2 to level 1	0	0	0
Fair value liability transfer net, level 3	0	0	0
Fair value measurements recurring basis
Liabilities:
Fair value asset transfer level 1 to level 2	0	$ 0	0
Level 1 | Fair value measurements recurring basis
Assets:
Money market account	19,014		24
Level 3 | Fair value measurements recurring basis
Liabilities:
Convertible notes payables	16,076		36,430
Level 3 | Fair value measurements recurring basis | Convert Warrants
Liabilities:
Derivative Liability	$ 152
Level 3 | Fair value measurements recurring basis | SVB Warrants
Liabilities:
Derivative Liability			$ 78