XML 50 R39.htm IDEA: XBRL DOCUMENT
v3.26.1

SUBSEQUENT EVENTS (Details Narrative) - USD ($) | May 08, 2026 | Sep. 27, 2024 | Apr. 30, 2026 | Mar. 31, 2026 | Dec. 31, 2025
--- | --- | --- | --- | --- | ---
Subsequent Event [Line Items] |  |  |  |  |
Warrants outstanding |  |  |  | 11,470,722 | 11,470,722
Public Warrants [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Warrants outstanding |  |  |  | 6,325,000 | 6,325,000
Common Class A [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Class of warrant or right, exercise price of warrants or rights |  |  |  | $ 18.00 |
Common Class B [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Number of shares issued |  | 4,628,674 |  |  |
Subsequent Event [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Ordinary shares remains in trust account |  |  | $ 134,500,000 |  |
Installment note, description | (i) to the holder of the Class A Units, an installment note in the initial principal amount of $8,500,000 (the “Note”), and (ii) a number of newly issued shares of Pubco Common Stock (defined below) equal to $441,500,000 divided by $10.00 per share (the “Merger Consideration”), consisting of 14,616,982 shares of Pubco Class A Common Stock and 29,533,018 shares of Pubco Class B Common Stock, par value $0.0001 per share (“Pubco Class B Common Stock”, and together with the Pubco Class A Common Stock, the “Pubco Common Stock”), plus (iii) the contingent right to receive up to 7,875,000 Karos Earnout Shares (as defined below) as described below. |  |  |  |
Aggregate merger consideration | $ 441,500,000 |  |  |  |
Aggregate merger consideration, per share | $ 10.00 |  |  |  |
Earnout Period, description | (i) if the VWAP of the Pubco Class A Common Stock equals or exceeds $12.50 per share for any 20 trading days within any consecutive 30 trading days during the Earnout Period, 2,625,000 Karos Earnout Shares; (ii) if the VWAP equals or exceeds $15.00 per share under the same conditions, an additional 2,625,000 Karos Earnout Shares; and (iii) if the VWAP equals or exceeds $17.50 per share under the same conditions, an additional 2,625,000 Karos Earnout Shares. |  |  |  |
Subsequent Event [Member] | Public Warrants [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Warrants issued | 6,325,000 |  |  |  |
Warrants outstanding | 5,145,722 |  |  |  |
Subsequent Event [Member] | Earnout Agreement [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Number of shares issued | 3,093,750 |  |  |  |
Earnout period thresholds per share | $ 17.50 |  |  |  |
Subsequent Event [Member] | Chief Executive Officer [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Initial principal amount | $ 8,500,000 |  |  |  |
Subsequent Event [Member] | Common Class A [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Number of shares issued | 7,875,000 |  |  |  |
Class of warrant or right, exercise price of warrants or rights | $ 11.50 |  |  |  |
Subsequent Event [Member] | Sponsor Earnout Shares [Member] | Earnout Agreement [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Number of shares issued | 1,125,000 |  |  |  |
Earnout period thresholds per share | $ 12.50 |  |  |  |
Subsequent Event [Member] | SPV Earnout Shares [Member] | Earnout Agreement [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Number of shares issued | 1,968,750 |  |  |  |
Earnout period thresholds per share | $ 15.00 |  |  |  |
Subsequent Event [Member] | Common Stock [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Aggregate shares of common stock, equity interests | 44,150,000 |  |  |  |
Subsequent Event [Member] | Common Stock [Member] | Common Class A [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Aggregate shares of common stock, equity interests | 14,616,982 |  |  |  |
Subsequent Event [Member] | Common Stock [Member] | Common Class B [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Aggregate shares of common stock, equity interests | 29,533,018 |  |  |  |

X
- Definition Aggregate merger consideration + References No definition available. + Details
Name: | WLAC_AggregateMergerConsideration
Namespace Prefix: | WLAC_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Aggregate merger consideration per share + References No definition available. + Details
Name: | WLAC_AggregateMergerConsiderationPerShare
Namespace Prefix: | WLAC_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate shares of common stock equity interests + References No definition available. + Details
Name: | WLAC_AggregateSharesOfCommonStockEquityInterests
Namespace Prefix: | WLAC_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class of warrant or right issued + References No definition available. + Details
Name: | WLAC_ClassOfWarrantOrRightIssued
Namespace Prefix: | WLAC_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Earnout period description + References No definition available. + Details
Name: | WLAC_EarnoutPeriodDescription
Namespace Prefix: | WLAC_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Earnout period thresholds per share + References No definition available. + Details
Name: | WLAC_EarnoutPeriodThresholdsPerShare
Namespace Prefix: | WLAC_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Installment note description + References No definition available. + Details
Name: | WLAC_InstallmentNoteDescription
Namespace Prefix: | WLAC_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: 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 Reference 2: 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 3: 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 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Value of common stock held in trust. + References No definition available. + Details
Name: | us-gaap_CommonStockHeldInTrust
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482949/835-30-55-8 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69B Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org/1943274/2147481568/470-20-55-69C Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482900/835-30-50-1 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482925/835-30-45-2 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of new stock issued during the period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480070/505-10-S50-1 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480100/505-10-S45-3 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480100/505-10-S45-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478478/942-210-S50-1 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(20)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(19)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480657/210-10-S50-11 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478448/946-505-50-2 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(4)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479134/946-220-S99-3 Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-03(i)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479886/946-10-S99-3 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481674/830-30-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 855 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483399/855-10-50-2 + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=WLAC_PublicWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=WLAC_EarnoutAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=srt_ChiefExecutiveOfficerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=WLAC_SponsorEarnoutSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=WLAC_SPVEarnoutSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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