Common Stock Exchange Ratio, Description

No definition available.

Name:	sclx_CommonStockExchangeRatioDescription
Namespace Prefix:	sclx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Conversion of common stock.

+ References

No definition available.

+ Details

Name:	sclx_ConversionOfCommonStock
Namespace Prefix:	sclx_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	sclx_DescriptionofOrganizationandBusinessOperationsDetailsLineItems
Namespace Prefix:	sclx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Liability classified private warrants.

+ References

No definition available.

+ Details

Name:	sclx_LiabilityClassifiedPrivateWarrants
Namespace Prefix:	sclx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage of net revenue, sole distributors

+ References

No definition available.

+ Details

Name:	sclx_PercentageOfNetRevenueSoleDistributors
Namespace Prefix:	sclx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Transaction costs amount.

+ References

No definition available.

+ Details

Name:	sclx_TransactionCostsAmount
Namespace Prefix:	sclx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Aggregate number of common shares reserved for future issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.29)
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 42
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13537-108611

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The value of the stock converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4313-108586

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586

+ Details

Name:	us-gaap_ConversionOfStockAmountConverted1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4313-108586

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586

+ Details

Name:	us-gaap_ConversionOfStockSharesConverted1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of asset related to consideration paid in advance for other costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 10
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6387103&loc=d3e6435-108320

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(7))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_OtherPrepaidExpenseCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of cash inflow from the issuance of equity classified as other.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromOtherEquity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_TypeOfArrangementAxis=sclx_VickersDebtAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=sclx_DebtExchangeAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=us-gaap_CustomerConcentrationRiskMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_MajorCustomersAxis=sclx_FourCustomerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_AccountsReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_PreferredStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=sclx_LegacyScilexCommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=sclx_LegacyScilexStockOptionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Nature of Operations and Basis of Presentation (Additional Information) (Details) - USD ($)			12 Months Ended
	Dec. 31, 2022	Nov. 10, 2022	Dec. 31, 2022	Apr. 02, 2022	Dec. 31, 2021
Description of Organization and Business Operations (Details) [Line Items]
Transaction costs amount		$ 3,400,000
Common stock exchange ratio, description			as part of the consideration using the 0.673498:1 ratio of the Company Common Stock to Legacy Scilex Common Stock
Common stock shares reserved for future issuance		16,939,436
Prepaid expenses and other	$ 4,810,000		$ 4,810,000		$ 1,835,000
Vickers Debt Agreement [Member]
Description of Organization and Business Operations (Details) [Line Items]
Offset against the equity proceeds		$ 9,100,000
Liability classified private warrants		400,000
Debt Exchange Agreement [Member]
Description of Organization and Business Operations (Details) [Line Items]
Conversion of stock, amount		$ 290,600,000
Customer Concentration Risk [Member]
Description of Organization and Business Operations (Details) [Line Items]
Percentage of net revenue, sole distributor				100.00%
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Four Customer [Member]
Description of Organization and Business Operations (Details) [Line Items]
Concentration risk, percentage			83.00%
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Minimum [Member] \| Four Customer [Member]
Description of Organization and Business Operations (Details) [Line Items]
Concentration risk, percentage			19.00%
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Maximum [Member] \| Four Customer [Member]
Description of Organization and Business Operations (Details) [Line Items]
Concentration risk, percentage			24.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Four Customer [Member]
Description of Organization and Business Operations (Details) [Line Items]
Concentration risk, percentage	90.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Minimum [Member] \| Four Customer [Member]
Description of Organization and Business Operations (Details) [Line Items]
Concentration risk, percentage	24.00%
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| Maximum [Member] \| Four Customer [Member]
Description of Organization and Business Operations (Details) [Line Items]
Concentration risk, percentage	36.00%
Common Stock [Member]
Description of Organization and Business Operations (Details) [Line Items]
Conversion of stock, shares		133,060,534
Common Stock [Member] \| Vickers Debt Agreement [Member]
Description of Organization and Business Operations (Details) [Line Items]
Conversion of stock, amount		$ 5,330,557
Conversion of stock, shares		533,057
Common Stock [Member] \| Debt Exchange Agreement [Member]
Description of Organization and Business Operations (Details) [Line Items]
Conversion of stock, shares		2,905,710
Preferred Stock [Member] \| Debt Exchange Agreement [Member]
Description of Organization and Business Operations (Details) [Line Items]
Conversion of stock, shares		29,057,097
Legacy Scilex Common Stock [Member]
Description of Organization and Business Operations (Details) [Line Items]
Conversion of common stock		197,566,338
Legacy Scilex Stock Options [Member]
Description of Organization and Business Operations (Details) [Line Items]
Conversion of common stock		25,151,428