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BITCOIN - Schedule of Bitcoin (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Crypto Asset [Roll Forward]
Opening balance	$ 32,978	$ 6,283
Bitcoin received from equity investees	10,487	317
Bitcoin received from mining activities	109,443	83,162
Proceeds from sale of bitcoin	(79,785)	(78,729)
Realized gains on sale of bitcoin	25,114	1,739
Unrealized gains (losses) on sale of bitcoin	(2,778)	1,538
Ending balance	95,459	14,519
Accounting Standards Update 2023-08
Crypto Asset [Roll Forward]
Cumulative effect upon adoption of ASU 2023-08	$ 0	$ 209

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- Definition

Bitcoin.

+ References

No definition available.

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Balance Type:	debit
Period Type:	instant

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- Definition

Bitcoin adjustment.

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No definition available.

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- Definition

Bitcoin received from equity investees.

+ References

No definition available.

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Balance Type:	credit
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- Definition

Realized Gains On Sale Of Bitcoin.

+ References

No definition available.

+ Details

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Namespace Prefix:	cifr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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- Definition

Crypo Asset, Unrealized Gain (Loss) On Sale

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No definition available.

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Namespace Prefix:	cifr_
Data Type:	xbrli:monetaryItemType
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- Definition

Proceeds from sale of bitcoin, net of realized gain.

+ References

No definition available.

+ Details

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Namespace Prefix:	cifr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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X

- Definition

Amount of increase in crypto asset from mining. Excludes crypto asset held for platform user.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476168/350-60-50-3

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Details

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