Agreement Initial Term

No definition available.

Name:	sclx_AgreementInitialTerm
Namespace Prefix:	sclx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Agreement Maturity Date

+ References

No definition available.

+ Details

Name:	sclx_AgreementMaturityDate
Namespace Prefix:	sclx_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Annual Adjustment Distribution Fee Percentage Related To Future Years

+ References

No definition available.

+ Details

Name:	sclx_AnnualAdjustmentDistributionFeePercentageRelatedToFutureYears
Namespace Prefix:	sclx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Commitments and Contingencies [Line Items]

+ References

No definition available.

+ Details

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

- Definition

Distribution Fees Percentage

+ References

No definition available.

+ Details

Name:	sclx_DistributionFeesPercentage
Namespace Prefix:	sclx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Maturity Renewal Description

+ References

No definition available.

+ Details

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

- Definition

Royalty Payment Percentage Related To Future Years

+ References

No definition available.

+ Details

Name:	sclx_RoyaltyPaymentPercentageRelatedToFutureYears
Namespace Prefix:	sclx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Present value of lessee's discounted obligation for lease payments from finance lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

+ Details

Name:	us-gaap_FinanceLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Indicates line item in statement of financial position that includes finance lease liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918631-209977

+ Details

Name:	us-gaap_FinanceLeaseLiabilityStatementOfFinancialPositionExtensibleList
Namespace Prefix:	us-gaap_
Data Type:	enum2:enumerationSetItemType
Balance Type:	na
Period Type:	instant

- Definition

Remaining lease term of operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

Name:	us-gaap_LesseeOperatingLeaseRemainingLeaseTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

Name:	us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07.2(a),(b),(c),(d))
-URI https://asc.fasb.org/extlink&oid=120401555&loc=SL114874292-224272

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 220
-Section 45
-Paragraph 3
-Subparagraph (k)
-URI https://asc.fasb.org/extlink&oid=124433917&loc=SL114874205-224268

+ Details

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

- Definition

Amount of expense related to royalty payments under a contractual arrangement such as payment for mineral and drilling rights and use of technology or intellectual property.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.3)
-URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227

+ Details

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

- Definition

The amount the entity has committed to make for future royalty guarantees.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 440
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6473578&loc=d3e63223-108013

+ Details

Name:	us-gaap_RoyaltyGuaranteesCommitmentsAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=sclx_DevelopersMember
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_TypeOfArrangementAxis=sclx_ExclusiveDistributionAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=sclx_VendorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	sclx_FrequencyOfPaymentsAxis=sclx_MonthlyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=sclx_AdministrativeFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=sclx_ResearchAndDevelopmentFacilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Commitments and Contingencies (Additional Information) (Details) - USD ($)		1 Months Ended		12 Months Ended			60 Months Ended
	Jul. 01, 2020	Aug. 31, 2015	Feb. 28, 2013	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2022	Jun. 30, 2022
Commitments and Contingencies [Line Items]
Finance lease liabilities				$ 0			$ 0
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]				Derivative Liability, Noncurrent			Derivative Liability, Noncurrent
Product Development Agreement [Member] \| Developers [Member]
Commitments and Contingencies [Line Items]
Royalty payments				$ 2,300,000
Accrued royalty payables				2,200,000			$ 2,200,000
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%
Exclusive Distribution Agreement [Member]
Commitments and Contingencies [Line Items]
Agreement maturity renewal description		shall automatically renew for additional terms of one year each, unless written notice of termination is given by either party at least 30 days prior to the end of the initial term or any renewal term
Annual adjustment distribution fee percentage related to future years		3.00%
Agreement initial term		3 years
Exclusive Distribution Agreement [Member] \| Minimum [Member]
Commitments and Contingencies [Line Items]
Distribution fees							1.00%
Exclusive Distribution Agreement [Member] \| Maximum [Member]
Commitments and Contingencies [Line Items]
Distribution fees							2.00%
Project Agreement [Member] \| Vendor [Member]
Commitments and Contingencies [Line Items]
Agreement maturity date	Jun. 30, 2022
Agreement maturity renewal description	extended for one year upon the mutual agreement of both parties. Either party may terminate the work order with 90 days’ notice
Sales operation implementation fees	$ 59,000
Project Agreement [Member] \| Vendor [Member] \| Selling, General and Administrative Expenses [Member]
Commitments and Contingencies [Line Items]
Sales operation implementation fees				$ 900,000	$ 1,900,000	$ 10,500,000
Project Agreement [Member] \| Vendor [Member] \| Minimum [Member] \| Monthly [Member]
Commitments and Contingencies [Line Items]
Sales operation implementation fees	63,700
Project Agreement [Member] \| Vendor [Member] \| Maximum [Member] \| Monthly [Member]
Commitments and Contingencies [Line Items]
Sales operation implementation fees	$ 65,800
Non-cancelable Lease Agreements [Member] \| Administrative Facility [Member]
Commitments and Contingencies [Line Items]
Operating lease, lease term								26 months
Non-cancelable Lease Agreements [Member] \| Minimum [Member] \| Research and Development Facilities [Member]
Commitments and Contingencies [Line Items]
Operating lease, remaining lease term				1 year 7 months 6 days			1 year 7 months 6 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				1 year 10 months 24 days			1 year 10 months 24 days
Operating lease, lease term				5 years			5 years