XML 52 R40.htm IDEA: XBRL DOCUMENT
v3.21.2

Deposit on Equipment - Additional Information (Details) | 8 Months Ended
--- | ---
Sep. 30, 2021 Antminer
Property Plant And Equipment [Line Items] |
Description of purchase agreements | the Company had outstanding executed purchase agreements for the purchase of (1) 27,000 Antminer S19j Pro (100 TH/s) miners from Bitmain Technologies Limited (“Bitmain”) and (2) 60,000 MicroBT M30S, M30S+ and M30S++ miners from SuperAcme Technology (Hong Kong) Limited (“SuperAcme”), all of which are to be delivered in monthly batches from January 2022 through December 2022.
Expected delivery starting month and year | 2022-01
Expected delivery ending month and year | 2022-12
Bitmain Technologies Limited |
Property Plant And Equipment [Line Items] |
Number of miners to be purchased | 27,000
Expected delivery starting month and year | 2022-01
Expected delivery ending month and year | 2022-09
SuperAcme Technology (Hong Kong) |
Property Plant And Equipment [Line Items] |
Number of miners to be purchased | 60,000
Expected delivery starting month and year | 2022-07
Expected delivery ending month and year | 2022-12

X
- Definition Description of purchase agreements. + References No definition available. + Details
Name: | cifr_DescriptionOfPurchaseAgreements
Namespace Prefix: | cifr_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of miners to be purchased. + References No definition available. + Details
Name: | cifr_NumberOfMinersToBePurchased
Namespace Prefix: | cifr_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Purchase commitment expected shipping end date month and year. + References No definition available. + Details
Name: | cifr_PurchaseCommitmentExpectedShippingEndDateMonthAndYear
Namespace Prefix: | cifr_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

X
- Definition Purchase commitment expected shipping start date month and year. + References No definition available. + Details
Name: | cifr_PurchaseCommitmentExpectedShippingStartDateMonthAndYear
Namespace Prefix: | cifr_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
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_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_CounterpartyNameAxis=cifr_BitmainTechnologiesLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=cifr_SuperAcmeTechnologyHongKongMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |