Period within which the special purpose acquisition company has to compete the business combination.

No definition available.

Name:	spkl_BusinessCombinationConsummationTimeFrame
Namespace Prefix:	spkl_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of warrants issuable upon debt conversion that the holder has agreed to surrender or forfeit under the terms of an agreement.

+ References

No definition available.

+ Details

Name:	spkl_ConversionOfDebtPercentageOfWarrantsIssuableAgreedToBeForfeited
Namespace Prefix:	spkl_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The maximum amount of debt elected to be converted.

+ References

No definition available.

+ Details

Name:	spkl_DebtInstrumentConvertibleMaximumAmount
Namespace Prefix:	spkl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of warrants that a holder agrees to surrender, cancel, or forfeit pursuant to a contractual arrangement.

+ References

No definition available.

+ Details

Name:	spkl_NumberOfWarrantsAgreedToForfeit
Namespace Prefix:	spkl_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The minimum period during which holders are prohibited from selling, transferring, assigning, pledging, or otherwise disposing of restricted shares before specified release conditions may be satisfied.

+ References

No definition available.

+ Details

Name:	spkl_RestrictionOnTransferSellOrAssignSharesMandatoryHoldingPeriod
Namespace Prefix:	spkl_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of shares subject to restrictions on sale, assignment, transfer, pledge, or other disposition.

+ References

No definition available.

+ Details

Name:	spkl_RestrictionOnTransferSellOrAssignSharesNumberOfSharesRestricted
Namespace Prefix:	spkl_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Price of the entity's common stock which would be required to be attained until which shares were restricted to be sold or assigned or transferred.

+ References

No definition available.

+ Details

Name:	spkl_RestrictionOnTransferSellOrAssignSharesStockPriceTrigger
Namespace Prefix:	spkl_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Threshold period of specified consecutive trading days within which the stock price trigger must be met pursuant to shares restricted to be sold or assigned or transferred.

+ References

No definition available.

+ Details

Name:	spkl_RestrictionOnTransferSellOrAssignSharesStockPriceTriggerThresholdConsecutiveTradingDays
Namespace Prefix:	spkl_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Threshold number of specified trading days for which the stock price trigger must be met pursuant to shares restricted to be sold or assigned or transferred.

+ References

No definition available.

+ Details

Name:	spkl_RestrictionOnTransferSellOrAssignSharesStockPriceTriggerThresholdTradingDays
Namespace Prefix:	spkl_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of shares that a holder agrees to surrender, cancel, or forfeit pursuant to a contractual arrangement.

+ References

No definition available.

+ Details

Name:	spkl_ShareForfeitureNumberOfShares
Namespace Prefix:	spkl_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Minimum amount of securities that must be purchased by a forward purchaser in order for a contractual share-surrender obligation to apply.

+ References

No definition available.

+ Details

Name:	spkl_SharesSurrenderRequirementThresholdForwardPurchaseCommitment
Namespace Prefix:	spkl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=spkl_SponsorAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

- Details

Name:	srt_CounterpartyNameAxis=spkl_BridgeInvestorsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=spkl_WorkingCapitalLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=spkl_NewZincfiveCommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

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

DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN - Sponsor Agreement (Details) - USD ($)			9 Months Ended
	Jun. 11, 2026	Oct. 05, 2023	Sep. 30, 2026
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Business combination, consummation time frame			36 months
Sponsor Agreement \| Sponsor \| New ZincFive warrant
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Number of warrants agreed to forfeit (in shares)	2,786,867
Sponsor Agreement \| Sponsor \| Bridge Investors \| New ZincFive warrant
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Number of warrants agreed to forfeit (in shares)	1,458,400
Sponsor Agreement \| Sponsor \| Working capital loans
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Aggregate outstanding amount	$ 1,500,000
Sponsor Agreement \| Sponsor \| Working capital loans \| New ZincFive warrant
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Percentage of warrants agreed to be forfeited (in percent)	50.00%
New ZincFive common stock \| Sponsor Agreement \| Insiders
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Share transfer trigger price (in dollars per share)	$ 12
Threshold for trading days	20 days
Threshold for consecutive trading days	30 days
Minimum holding period	180 days
New ZincFive common stock \| Sponsor Agreement \| Sponsor
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Number of forfeiture shares (in shares)	3,500,000
New ZincFive common stock \| Sponsor Agreement \| Sponsor \| Bridge Investors
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Number of forfeiture shares (in shares)	922,078
Class B ordinary shares \| Sponsor Agreement \| Insiders
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Number of shares subject to restrictions (in shares)	2,000,000
Class B ordinary shares \| Sponsor Agreement \| Sponsor
DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS AND GOING CONCERN
Minimum purchase threshold		$ 115,000,000