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Stock Incentive and Employee Benefit Plans - Scilex Holding Company - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option outstanding (in shares)	22,515,513	18,762,920
Common stock reserved for issuance (in shares)	77,300,000
2019 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested stock option grants	$ 8.8
Period for recognized compensation cost	1 year 9 months 18 days
Scilex Holding Company
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 5.8	$ 5.4	$ 4.3
Option outstanding (in shares)	26,743,510
Scilex Holding Company \| 2019 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock reserved for issuance (in shares)	18,256,490