XML 59 R38.htm IDEA: XBRL DOCUMENT
v3.25.0.1

DIGITAL ASSETS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Crypto Asset [Abstract] |
Schedule of Digital Assets | The following table presents the Company’s significant digital asset holdings as of December 31, 2024 and 2023, respectively:
(in thousands, except for quantity) |  | Quantity |  | Cost Basis |  | Fair Value
Bitcoin |  | 34,519 |  | $ | 2,415,963 |  |  | $ | 3,223,989 |
Bitcoin - receivable (1) |  | 10,374 |  | 401,334 |  |  | 968,436 |
Total bitcoin holdings |  | 44,893 |  | 2,817,297 |  |  | 4,192,425 |
Kaspa |  | 34,817,098 |  | 5,624 |  |  | 4,327 |
Total digital assets held as of December 31, 2024 |  |  |  | $ | 2,822,921 |  |  | $ | 4,196,752 |
(in thousands, except for quantity) |  | Quantity |  | Cost Basis |  | Fair Value
Bitcoin |  | 15,126 |  | $ | 515,315 |  |  | $ | 639,660 |
Total digital assets held as of December 31, 2023 |  |  |  | $ | 515,315 |  |  | $ | 639,660 |
(1) The Company’s bitcoin - receivable holdings include 7,377 bitcoin lent out in digital asset loan receivable transactions and 2,997 bitcoin pledged as collateral. Refer to Note 6 - Digital Assets - Receivable, Net and Note 17 - Debt, for further information.
Schedule of Roll-Forward of Digital Assets | The following table presents a roll-forward of the Company’s digital asset holdings during the years ended December 31, 2024 and 2023:
(in thousands) |  | Bitcoin Fair Value |  | KASPA Fair Value |  |
Digital assets and digital assets, restricted at December 31, 2022 |  | $ | 190,717 |  |  | $ | — |  |  |
Cumulative effect of the adoption of ASU 2023-08 |  | 11,483 |  |  | — |  |  |
Additions of digital assets: |  |  |  |  |  |
Mining |  | 385,959 |  |  | — |  |  |
Disposition of digital assets |  | (264,945) |  |  | — |  |  |
Realized gain on digital assets |  | 28,738 |  |  | — |  |  |
Unrealized gain on digital assets |  | 287,708 |  |  | — |  |  |
Digital assets at December 31, 2023 |  | 639,660 |  |  | — |  |  |
Additions of digital assets: |  |  |  |  |  |
Mining |  | 599,436 |  |  | 23,026 |  |  |
Purchases |  | 1,943,882 |  |  | 2,978 |  |  |
Dividends from equity method investee |  | 25,299 |  |  | — |  |  |
Disposition of digital assets |  | (133,165) |  |  | (19,125) |  |  |
Realized gain (loss) on digital assets (1) |  | 616,042 |  |  | (1,255) |  |  |
Unrealized gain on (loss) digital assets |  | 200,324 |  |  | (1,297) |  |  |
Other |  | 1,151 |  |  | — |  |  |
Transferred to Digital assets - receivable, net |  | (668,640) |  |  | — |  |  |
Digital assets at December 31, 2024 |  | $ | 3,223,989 |  |  | $ | 4,327 |  |  |
(1) Realized gains (losses) result from digital asset dispositions and upon the lending or pledging of bitcoin as collateral.
Summarizes Of Company’s Bitcoin Purchases | The following tables summarizes the source of funds for the Company’s bitcoin purchases during the year ended December 31, 2024:
(in thousands, except for quantity) |  | Quantity |  | Approximate Value
Cash on hand |  | 2,347 |  |  | $ | 160,356 |
Net proceeds from the issuance of the September 2031 Notes (1) |  | 4,144 |  |  | 249,000 |
Net proceeds from the issuance of the March 2030 Notes (1) |  | 9,074 |  |  | 872,353 |
Net proceeds from the issuance of the June 2031 Notes (1) |  | 6,500 |  |  | 662,173 |
Total purchases |  | 22,065 |  |  | $ | 1,943,882 |
(1) Defined below. Refer to Note 17 - Debt, for further information.

X
- Definition Crypto Asset + References No definition available. + Details
Name: | mara_CryptoAssetAbstract
Namespace Prefix: | mara_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Summarizes Of Company’s Bitcoin Purchases + References No definition available. + Details
Name: | mara_SummarizesOfCompanysBitcoinPurchasesTableTextBlock
Namespace Prefix: | mara_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information about activity for crypto asset. Excludes information about 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 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476168/350-60-50-3 + Details
Name: | us-gaap_CryptoAssetActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information about crypto asset. Includes, but is not limited to, name, cost basis, fair value, and number of units held. Excludes information about 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 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147476168/350-60-50-1 + Details
Name: | us-gaap_CryptoAssetHoldingTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration