Debt - 2018 Purchase Agreement and Indenture for Scilex - Additional Information (Details) - Senior Notes - Scilex Pharmaceuticals, Inc - Senior Secured Notes, Due 2026 - USD ($)		3 Months Ended		9 Months Ended
	Sep. 07, 2018	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Debt Instrument [Line Items]
Face value of loan	$ 224,000,000.0	$ 218,187,000		$ 218,187,000		$ 221,666,000
Proceeds from issuance of senior long-term debt	$ 140,000,000.0
Principal payments				$ 3,500,000	$ 1,700,000
Debt instrument, interest rate, effective percentage		6.50%		6.50%
Amount of debt discount and debt issuance included in interest expense		$ 2,500,000	$ 3,200,000	$ 8,200,000	$ 12,000,000.0