Crypto asset, number of units, noncurrent.

No definition available.

Name:	abtc_CryptoAssetNumberOfUnitsNoncurrent
Namespace Prefix:	abtc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Fair value of crypto asset. Excludes crypto asset held for platform user.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-3

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476163/350-60-45-1

+ Details

Name:	us-gaap_CryptoAssetFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value of crypto asset classified as noncurrent. Excludes crypto asset held for platform user.

+ References

+ Details

Name:	us-gaap_CryptoAssetFairValueNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-1

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-1

+ Details

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

- Definition

Number of restricted and unrestricted crypto asset units held. Excludes crypto asset units held for platform user.

+ References

+ Details

Name:	us-gaap_CryptoAssetNumberOfUnits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_PledgedStatusAxis=abtc_HeldInCustodyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PledgedStatusAxis=abtc_PledgedForMinerPurchaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CryptoAssetAxis=abtc_BitcoinMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Digital Assets - Schedule of Details of Bitcoin (Details) $ in Thousands	Jun. 30, 2026 USD ($) Bitcoin	Mar. 31, 2026 USD ($)	Dec. 31, 2025 USD ($) Bitcoin	Jun. 30, 2025 USD ($) Bitcoin	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)
Crypto Asset Holding [Line Items]
Total digital assets \| $	$ 478,891		$ 472,577
Total digital assets (Number of Digital Assets) \| Bitcoin	8,002		5,401	404
Held in Custody [Member]
Crypto Asset Holding [Line Items]
Non-current digital assets \| $	$ 293,949		$ 229,641
Non-current digital assets (Number of Digital Assets) \| Bitcoin	4,912		2,625
Pledged for Miner Purchase [Member]
Crypto Asset Holding [Line Items]
Non-current digital assets \| $	$ 184,942		$ 242,936
Non-current digital assets (Number of Digital Assets) \| Bitcoin	3,090		2,776
Bitcoin [Member]
Crypto Asset Holding [Line Items]
Total digital assets \| $	$ 478,891	$ 478,989	$ 472,577	$ 43,322	$ 0	$ 949,501
Total digital assets (Number of Digital Assets) \| Bitcoin	8,002
Bitcoin [Member] \| Held in Custody [Member]
Crypto Asset Holding [Line Items]
Non-current digital assets \| $	$ 293,949		$ 229,641
Non-current digital assets (Number of Digital Assets) \| Bitcoin	4,912		2,625
Bitcoin [Member] \| Pledged for Miner Purchase [Member]
Crypto Asset Holding [Line Items]
Non-current digital assets \| $	$ 184,942		$ 242,936
Non-current digital assets (Number of Digital Assets) \| Bitcoin	3,090		2,776