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Liquidity and Going Concern (Additional Information) (Details) - USD ($) $ in Thousands |  | 2 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Sep. 28, 2022 | Sep. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Jan. 08, 2023
Liquidity and Going Concern [Line Items] |  |  |  |  |  |
Negative working capital |  |  | $ 15,200 |  |  |
Cash and cash equivalents |  |  | 2,184 | $ 4,338 |  |
Loss from operations |  |  | (50,634) | (35,838) | $ (35,258) |
Net cash used in operating activities |  |  | 21,300 |  |  |
Accumulated deficit |  |  | (375,914) | (352,550) |  |
Proceeds from related party |  |  | $ 51,900 | $ 47,850 | $ 18,400 |
Funding Commitment Letter [Member] | Maximum [Member] |  |  |  |  |  |
Liquidity and Going Concern [Line Items] |  |  |  |  |  |
Debt, Maximum Amount During Period |  |  |  |  |  | $ 500,000
Sorrento [Member] |  |  |  |  |  |
Liquidity and Going Concern [Line Items] |  |  |  |  |  |
Proceeds from related party | $ 34,000 |  |  |  |  |
Scilex Pharma Notes [Member] |  |  |  |  |  |
Liquidity and Going Concern [Line Items] |  |  |  |  |  |
Repayments of debt |  | $ 41,400 |  |  |  |
Debt principal forgive | $ 28,000 |  |  |  |  |

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3044-108585 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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