CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 421,274	$ 547,132
Restricted cash	12,000	12,000
Digital assets, current portion	2,083	2,391
Other receivables	27,488	18,540
Deposits	17,252	19,537
Derivative instrument, current portion	0	20,340
Prepaid expenses and other current assets	47,095	44,328
Total current assets	527,192	664,268
Other assets:
Digital assets, net of current portion	1,540,574	3,369,245
Digital assets - receivable, net	540,868	1,336,868
Property and equipment, net	1,215,576	1,490,635
Advances to vendors	7,172	7,651
Investments	128,438	133,814
Long-term deposits	215,405	219,098
Long-term prepaids	1,612	3,029
Operating lease right-of-use assets	34,228	32,324
Derivative instrument, net of current portion	7,595	28,979
Goodwill	89,719	0
Intangible assets, net	40,512	988
Total long-term assets	3,821,699	6,622,631
TOTAL ASSETS	4,348,891	7,286,899
Current liabilities:
Accounts payable	10,489	12,546
Accrued expenses	74,167	86,985
Derivative instrument, current portion	1,090	0
Notes payable, current portion	335,397	47,845
Line of credit, current portion	150,000	350,000
Operating lease liabilities, current portion	3,338	1,722
Finance lease liability, current portion	178	173
Other current liabilities	17,166	22,604
Total current liabilities	591,825	521,875
Long-term liabilities:
Notes payable, net of current portion	1,932,352	3,202,082
Operating lease liabilities, net of current portion	40,766	39,714
Finance lease liability, net of current portion	3,928	3,817
Deferred tax liabilities	7,722	29,857
Other long-term liabilities	12,895	12,464
Total long-term liabilities	1,997,663	3,287,934
Commitments and Contingencies (Note 15)
Redeemable noncontrolling interest	82,461	0
Equity:
Preferred stock, par value $0.0001 per share, 50,000,000 shares authorized; no shares issued and outstanding at June 30, 2026 and December 31, 2025	0	0
Common stock, par value $0.0001 per share, 800,000,000 shares authorized; 381,888,004 shares and 379,464,892 shares issued and outstanding at June 30, 2026 and December 31, 2025, respectively	38	37
Additional paid-in capital	4,873,182	4,809,550
Accumulated other comprehensive loss	(5,492)	0
Accumulated deficit	(3,207,171)	(1,337,867)
Total stockholders’ equity attributable to MARA	1,660,557	3,471,720
Noncontrolling interests	16,385	5,370
Total equity	1,676,942	3,477,090
TOTAL LIABILITIES, REDEEMABLE NONCONTROLLING INTEREST AND EQUITY	$ 4,348,891	$ 7,286,899

Crypto Asset Receivable, After Allowance For Credit Loss

No definition available.

Name:	mara_CryptoAssetReceivableAfterAllowanceForCreditLoss
Namespace Prefix:	mara_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).