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Commitments and Contingencies (Additional Information) (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Feb. 28, 2013	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Apr. 30, 2023	Dec. 31, 2022
Commitments and Contingencies [Line Items]
Accrued Royalty Payables				$ 27
Finance lease liabilities		$ 0		$ 0
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]		Derivative Liability, Noncurrent		Derivative Liability, Noncurrent
Lease Expense		$ 300	$ 200	$ 500	$ 300
Additional ROU assets		3,294		3,294		$ 2,500	$ 1,131
Corresponding lease liabilities		2,594		2,594		$ 2,500	665
Product Development Agreement [Member] | Developers [Member]
Commitments and Contingencies [Line Items]
Royalty payments				4,300
Accrued royalty payables		$ 2,300		$ 2,300			$ 2,200
Agreement maturity date	Oct. 02, 2028
Agreement maturity renewal description	The Product Development Agreement will renew automatically for subsequent successive one-year renewal periods unless Scilex Pharma or the Developers terminate it upon 6-month written notice.
Product Development Agreement [Member] | Developers [Member] | Minimum [Member]
Commitments and Contingencies [Line Items]
Royalty payment percentage related to future years	25.00%
Product Development Agreement [Member] | Developers [Member] | Maximum [Member]
Commitments and Contingencies [Line Items]
Royalty payment percentage related to future years	35.00%
Non-cancelable Lease Agreements [Member] | Minimum [Member] | Research and Development Facilities [Member]
Commitments and Contingencies [Line Items]
Operating lease, remaining lease term		1 year 2 months 12 days		1 year 2 months 12 days
Operating lease, lease term		3 years		3 years
Non-cancelable Lease Agreements [Member] | Maximum [Member] | Research and Development Facilities [Member]
Commitments and Contingencies [Line Items]
Operating lease, remaining lease term		4 years 3 months 18 days		4 years 3 months 18 days
Operating lease, lease term		5 years		5 years

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