CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended	7 Months Ended	9 Months Ended		12 Months Ended
	Jul. 21, 2023	Sep. 30, 2023	Sep. 30, 2022	Jul. 21, 2023	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Cash flows from operating activities:
Net loss		$ 43,875		$ (38,017)		$ (17,993)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation		21		54		36
Write-off of deferred offering costs						331
Stock-based compensation expense		2,361		3,234		4,224
Change in fair value of convertible notes	$ (2,582)		$ 666	3,528		(15,261)
Change in fair value of warrants		(1,593)
Change in fair value of forward purchase agreements and derivative	4,959	15,776		4,959
Change in fair value of contingent consideration		(69,715)
Changes in operating assets and liabilities:
Prepaid expenses and other current assets		(363)		36		(15)
Accounts payable		(3,716)		(248)		1,433
Accrued expenses and other liabilities		(1,701)		4,736		284
Other assets and liabilities		(6)		(27)		(169)
Net cash used in operating activities		(15,061)		(21,745)		(27,130)
Cash flows from investing activities:
Purchases of property and equipment						(297)
Net cash used in investing activities						(297)
Cash flows from financing activities:
Proceeds from issuance of convertible notes				14,000		44,500
Net cash provided by financing activities				14,000		44,500
Net (decrease) increase in cash		(15,061)		(7,745)		17,073
Cash at beginning of period						5,128	$ 5,128
Cash at end of period			$ 22,201			$ 22,201
Non-cash financing activities:
Financial Designation, Predecessor and Successor [Fixed List]					Successor		Predecessor
Predecessor [Member]
Cash flows from financing activities:
Cash at beginning of period		2,001		9,746	$ 9,746
Cash at end of period	2,001			2,001			$ 9,746
Successor [Member]
Cash flows from financing activities:
Cash at beginning of period		31,238
Cash at end of period	$ 31,238	$ 16,177		$ 31,238	$ 16,177