Initial Public Offering - Warrants (Details) - Iris	Mar. 09, 2021 D $ / shares shares
Initial Public Offering
Warrants expiration term	5 years
Redemption period	30 days
Class A shares
Initial Public Offering
Number of shares per warrant \| shares	1
Percentage of gross proceeds on total equity proceeds	60.00%
Number of trading days on which fair market value of shares is reported \| D	20
Adjustment one of redemption price of stock based on market value and newly issued price (as a percent)	115.00%
Class A shares \| Minimum
Initial Public Offering
Price per share	$ 9.2
Class A shares \| Maximum
Initial Public Offering
Price per share	11.5
Redemption of warrants when price per share of class common stock equals or exceeds $18.00
Initial Public Offering
Share trigger price	$ 18
Threshold trading days for redemption of public warrants \| D	20
Threshold consecutive trading days for redemption of public warrants \| D	30
Threshold number of business days before sending notice of redemption to warrant holders \| D	3
Redemption of warrants when price per share of class common stock equals or exceeds $18.00 \| Class A shares
Initial Public Offering
Adjustment one of redemption price of stock based on market value and newly issued price (as a percent)	180.00%
Public Warrants
Initial Public Offering
Price per share	$ 0.01
Warrants expiration term	5 years
Public Warrants \| Class A shares
Initial Public Offering
Warrants exercisable term from the closing of the public offering	12 months
Warrants exercisable term after the completion of a business combination	30 days
Public Warrants \| Redemption of warrants when price per share of class common stock equals or exceeds $18.00
Initial Public Offering
Maximum period after business combination in which to file registration statement	15 days
Maximum threshold period for registration statement to become effective after business combination	60 days
Minimum threshold written notice period for redemption of public warrants	30 days
IPO \| Public Warrants
Initial Public Offering
Number of shares per warrant \| shares	1
Price per share	$ 11.5

Percentage of adjustment of redemption price of stock based on market value and newly issued price.

No definition available.

Name:	limn_ClassOfWarrantOrRightAdjustmentOfRedemptionPriceOfWarrantsOrRightsPercentBasedOnMarketValueAndNewlyIssuedPrice1
Namespace Prefix:	limn_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The minimum threshold period during which a written notice is required for redemption of warrants, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	limn_ClassOfWarrantOrRightMinimumThresholdWrittenNoticePeriodForRedemptionOfWarrants
Namespace Prefix:	limn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Threshold number of specified consecutive trading days for stock price trigger considered for redemption of warrants.

+ References

No definition available.

+ Details

Name:	limn_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdConsecutiveTradingDays
Namespace Prefix:	limn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Threshold number of specified trading days for stock price trigger considered for redemption of warrants.

+ References

No definition available.

+ Details

Name:	limn_ClassOfWarrantOrRightRedemptionOfWarrantsOrRightsThresholdTradingDays
Namespace Prefix:	limn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of trading days on which fair market value of shares is reported.

+ References

No definition available.

+ Details

Name:	limn_CommonStockTradingDaysOnWhichFairMarketValueOfSharesIsReported
Namespace Prefix:	limn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The period of time after completion of a business combination in which the reporting entity is required to file a registration statement with the SEC.

+ References

No definition available.

+ Details

Name:	limn_MaximumPeriodAfterBusinessCombinationInWhichToFileRegistrationStatement
Namespace Prefix:	limn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the percentage of gross proceeds on total equity proceeds.

+ References

No definition available.

+ Details

Name:	limn_PercentageOfGrossProceedsOnTotalEquityProceeds
Namespace Prefix:	limn_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The period of time after filing within which the registration statement filed with the SEC is expected to become effective.

+ References

No definition available.

+ Details

Name:	limn_PeriodOfTimeWithinWhichRegistrationStatementIsExpectedToBecomeEffective
Namespace Prefix:	limn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents period of redemption.

+ References

No definition available.

+ Details

Name:	limn_RedemptionPeriod
Namespace Prefix:	limn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The cutoff price used to measure whether dilution of the warrant has occurred. Shares issued below this price will cause the exercise price of the warrant to be adjusted.

+ References

No definition available.

+ Details

Name:	limn_SharePriceTriggerUsedToMeasureDilutionOfWarrant
Namespace Prefix:	limn_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Threshold number of business days before sending notice of redemption to warrant holders.

+ References

No definition available.

+ Details

Name:	limn_ThresholdNumberOfBusinessDaysBeforeSendingNoticeOfRedemptionToWarrantHolders
Namespace Prefix:	limn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The warrants exercisable term from the closing of the public offering, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	limn_WarrantsAndRightsOutstandingExercisableTermFromClosingOfPublicOffering
Namespace Prefix:	limn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The warrants exercisable term after the completion of a business combination, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	limn_WarrantsOrRightsOutstandingExercisableTermAfterBusinessCombination
Namespace Prefix:	limn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

+ References

No definition available.

+ Details

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

- Definition

Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, 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
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

+ Details

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

- Details

Name:	dei_LegalEntityAxis=limn_IrisAcquisitionCorpMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
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:	srt_StatementScenarioAxis=limn_RedemptionOfWarrantsWhenPricePerShareOfClassCommonStockEqualsOrExceeds18.00Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=limn_PublicWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: