XML 41 R29.htm IDEA: XBRL DOCUMENT
v3.21.2

Organization and Business - Additional Information (Detail) - USD ($) | 8 Months Ended |
--- | --- | ---
Sep. 30, 2021 | Aug. 27, 2021
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |
Business Combination, net of issuance costs paid | $ 383,853,005 |
Bitfury Top HoldCo |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |
Ownership percentage |  | 83.40%
Business Combination, net of issuance costs paid | $ 383,900,000 |

X
- Definition Proceeds from business combination, net of issuance costs paid. + References No definition available. + Details
Name: | cifr_ProceedsFromBusinessCombinationNetOfIssuanceCostsPaid
Namespace Prefix: | cifr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_OwnershipAxis=cifr_BitfuryTopHoldCoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |