Earnings Per Share (EPS) - Basic and diluted net loss per share (Details) - USD ($) $ / shares in Units, $ in Thousands	5 Months Ended	7 Months Ended	12 Months Ended
	Dec. 31, 2024	Jul. 30, 2024	Dec. 31, 2023	Dec. 26, 2024	Jul. 31, 2024
Net loss attributable to common stockholders	$ (53,763)	$ (21,278)	$ (36,590)
Net loss attributable to common stockholders	$ (54,692)	$ (21,278)
Weighted-average shares outstanding used in computing net loss per share attributable to common stockholders - basic (in shares)	14,772,692	815,854	759,814
Weighted-average shares outstanding used in computing net loss per share attributable to common stockholders - diluted (in shares)	14,772,692	815,854
Net loss per share attributable to common stockholders - basic (in dollars per share)	$ (3.38)	$ (26.08)	$ (48.16)
Net loss per share attributable to common stockholders - diluted (in dollars per share)	$ (3.7)	$ (26.08)	$ (48.16)
Common Stock [Member]
Net loss attributable to common stockholders	$ (49,888)
Weighted-average shares outstanding used in computing net loss per share attributable to common stockholders - basic (in shares)	14,772,692
Net loss per share attributable to common stockholders - basic (in dollars per share)	$ (3.38)
Earn Out Shares [Member]
Net loss attributable to common stockholders	$ (3,875)
Issuable shares	1,147,500
Net loss per share attributable to common stockholders - basic (in dollars per share)	$ (3.38)
PIPE Pre-funded Warrants [Member]
Exercise price (in USD per share)	$ 0.01			$ 0.9705	$ 0.01
Base Warrants
Warrants exercised as of reporting date	0
Exercise price (in USD per share)					$ 10