XML 49 R35.htm IDEA: XBRL DOCUMENT
v3.26.1

Initial Public Offering (Details) | Dec. 19, 2025 USD ($) D $ / shares shares | Dec. 31, 2025 $ / shares shares
--- | --- | ---
Initial Public Offering |  |
Warrants outstanding | shares |  | 11,666,666
Public Warrant |  |
Initial Public Offering |  |
Number of warrants per unit | shares | 0.33 |
Period of restriction to exercise warrant | 30 |
Warrants expiry term | 5 years |
Warrants outstanding | shares |  | 7,666,666
Private placement warrants |  |
Initial Public Offering |  |
Warrants outstanding | shares |  | 4,000,000
Class A ordinary shares |  |
Initial Public Offering |  |
Number of shares per unit | shares | 1 |
Threshold number of days for filing registration statement after business combination closing | 20 |
Threshold period for making the registration statement effective | 60 |
Trading days for computation of fair market value | 10 |
Class A ordinary shares | Public Warrant |  |
Initial Public Offering |  |
Number of shares issued per warrant | shares | 1 | 1
Purchase price | $ / shares | $ 11.5 | $ 11.5
Stock price trigger for redemption of warrants | $ / shares | 18 |
Redemption price per warrant | $ / shares | $ 0.01 |
Threshold prior written notice period for redemption of warrants | 30 |
Threshold trading days for redemption of warrants | 20 |
Threshold consecutive trading days for redemption of warrants | 30 |
Threshold period for commencing redemption of warrants | 30 |
Threshold number of business days before sending notice of redemption to warrant holders | 3 |
Initial public offering and over allotment |  |
Initial Public Offering |  |
Number of units issued | shares | 23,000,000 |
Price per unit issued | $ / shares | $ 10 |
Gross proceeds from issuance | $ | $ 230,000,000 |
Over-allotment option |  |
Initial Public Offering |  |
Number of units issued | shares | 3,000,000 |

X
- Definition Price of the entity's common stock which would be required to be attained to trigger the redemption of warrants. + References No definition available. + Details
Name: | adac_ClassOfWarrantOrRightRedemptionOfWarrantOrRightStockPriceTrigger
Namespace Prefix: | adac_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The redemption price per warrants or rights redeemed. + References No definition available. + Details
Name: | adac_ClassOfWarrantOrRightRedemptionPriceOfWarrantOrRight
Namespace Prefix: | adac_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares in a unit. + References No definition available. + Details
Name: | adac_NumberOfSharesPerUnit
Namespace Prefix: | adac_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants in a unit. + References No definition available. + Details
Name: | adac_NumberOfWarrantsPerUnit
Namespace Prefix: | adac_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of new units issued during the period. + References No definition available. + Details
Name: | adac_StockIssuedDuringPeriodUnitsNewIssues
Namespace Prefix: | adac_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold number of specified consecutive trading days for stock price trigger considered for redemption of warrants. + References No definition available. + Details
Name: | adac_ThresholdConsecutiveTradingDaysForRedemptionOfWarrants
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold number of business days before sending notice of redemption to warrant holders. + References No definition available. + Details
Name: | adac_ThresholdNumberOfBusinessDaysBeforeSendingNoticeOfRedemptionToWarrantHolders
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold period for filing registration statement after closing of business combination. + References No definition available. + Details
Name: | adac_ThresholdNumberOfDaysForFilingRegistrationStatementAfterBusinessCombinationClosing
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold period for commencing redemption of warrants after completion of business combination. + References No definition available. + Details
Name: | adac_ThresholdPeriodForCommencingRedemptionOfWarrants
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold period for making the registration statement effective after closing of initial business combination. + References No definition available. + Details
Name: | adac_ThresholdPeriodForMakingRegistrationStatementEffective
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold period of restriction to exercise warrants from completion date of business combination. + References No definition available. + Details
Name: | adac_ThresholdPeriodOfRestrictionToExerciseWarrantsFromCompletionOfInitialBusinessCombination
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold number of days of prior written notice required for redemption of warrants. + References No definition available. + Details
Name: | adac_ThresholdPriorWrittenNoticePeriodForRedemptionOfWarrants
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Threshold number of specified trading days for stock price trigger considered for redemption of warrants. + References No definition available. + Details
Name: | adac_ThresholdTradingDaysForRedemptionOfWarrants
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of trading days used to compute the average closing price for determining fair market value under the warrant agreement. + References No definition available. + Details
Name: | adac_TradingDaysForComputationOfFairMarketValue
Namespace Prefix: | adac_
Data Type: | xbrli:integerItemType
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 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

X
- 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

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 The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 14 -Subparagraph (a) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-14 Reference 2: 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_ProceedsFromIssuanceOrSaleOfEquity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Per share or per unit amount of equity securities issued. + References No definition available. + Details
Name: | us-gaap_SharesIssuedPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- 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

X
- 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

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

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

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_OverAllotmentOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |