COMMON STOCK (Details) $ / shares in Units, $ in Thousands		1 Months Ended							12 Months Ended
	Mar. 01, 2023 USD ($) shares	May 31, 2024 USD ($) $ / shares	Feb. 28, 2023 USD ($) $ / shares shares	Jan. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares	Oct. 31, 2022 USD ($) $ / shares shares	Apr. 30, 2022 USD ($) shares	Mar. 31, 2022 USD ($) shares	Dec. 31, 2024 USD ($) vote $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares	Oct. 31, 2024 USD ($)	Apr. 16, 2024 shares	Apr. 15, 2024 shares
COMMON STOCK
Common stock shares authorized (in shares)									600,000,000	400,000,000			600,000,000	400,000,000
Authorized shares (in shares)									700,000,000
Common stock par value (in dollars per share) | $ / shares									$ 0.001	$ 0.001
Preferred stock shares authorized (in shares)									100,000,000	100,000,000
Preferred stock par value (in dollars per share) | $ / shares									$ 0.001	$ 0.001
Common stock number of votes | vote									1
Common stock offering, net of issuance costs (in shares)	40,764,706					7,481,747
Common stock offering, net of issuance costs | $						$ 9,400			$ 189,213	$ 132,542	$ 58,860
Proceeds from issuance of common stock, net of issuance costs paid of $663, $1,051 and $142 | $	$ 26,600					$ 5,100			$ 188,715	135,917	$ 47,326
Number of shares in each unit (in shares)						1
Exercise price of warrants (in dollars per share) | $ / shares					$ 0.01	$ 1.93			$ 1.38		$ 0.01
Aggregate purchase price | $						$ 3,500
Proceeds from exercise of warrants | $						$ 4,300			$ 4,808	2,500	$ 5,700
Proceeds from exercise of warrants | $										$ 27	$ 58
Warrants outstanding (in shares)									17,266,733
Warrants issued to lenders (in shares)					8,455,410						8,455,410
Share repurchase authorized amount | $												$ 200,000
Share repurchased (in shares)									18,568,750
Shares repurchased amount | $									$ 118,217
Dividends declared (in dollar per share) | $ / shares									$ 0	$ 0	$ 0
Exchange Agreement
COMMON STOCK
TeraClub shares converted to TeraWulf shares (in shares)				12,000,000
New Exchange Warrants
COMMON STOCK
Warrant exercise (in shares)				12,000,000
New exchange warrants issued (in shares)				12,000,000
Strike price (in dollars per share) | $ / shares				$ 0.0001
Subscription agreements with February Common Stock Investors
COMMON STOCK
Common stock offering, net of issuance costs (in shares)			1,386,467
Share price (in dollars per share) | $ / shares			$ 0.68
Proceeds from private placement | $			$ 900
October Warrants
COMMON STOCK
Number of warrants in each unit (in shares)						1
Warrant exercise (in shares)									319,048
Proceeds from exercise of warrants | $									$ 600
Warrants outstanding (in shares)									7,162,699
Private Placement
COMMON STOCK
Common stock offering, net of issuance costs (in shares)							634,517	271,447
Common stock offering, net of issuance costs | $							$ 5,000	$ 2,100
Proceeds from exercise of warrants | $				$ 1,800
Percentage of warrants exercised				50.00%
Percentage of warrants expired				50.00%
Private Placement | December Warrants
COMMON STOCK
Proceeds from issuance of common stock, net of issuance costs paid of $663, $1,051 and $142 | $					$ 5,400
Exercise price of warrants (in dollars per share) | $ / shares					$ 0.40						$ 0.40
Proceeds from exercise of warrants | $					$ 1,300
Warrants issued to lenders (in shares)					8,750,000						8,750,000
Private Placement | Warrant Investors | Warrant subscription agreement
COMMON STOCK
Exercise price of warrants (in dollars per share) | $ / shares				$ 0.00001
Warrants issued to lenders (in shares)				1
Warrants issued (in shares)				2,380,952
Private Placement | January 2023 Warrants | Warrant subscription agreement
COMMON STOCK
Common stock offering, net of issuance costs (in shares)				2,380,952
Warrant exercise (in shares)				2,380,952
Proceeds from issuance of equity | $				$ 2,500
Share price (in dollars per share) | $ / shares				$ 1.05
Offering
COMMON STOCK
Common stock offering, net of issuance costs (in shares)			36,764,706				2,985,966
Proceeds from issuance of common stock, net of issuance costs paid of $663, $1,051 and $142 | $							$ 20,600
Share price (in dollars per share) | $ / shares			$ 0.68
Term of over allotment option			30 days
Number of additional shares granted			5,514,705
Number of common stock elected to purchase (in shares)			4,000,000
April ATM Sales Agreement
COMMON STOCK
Aggregate offering price | $							$ 200,000
Percentage of commission o gross proceed		3.00%					3.00%
Remaining shares to be issued | $									$ 87,100
May 2024, At Market Issuance Sales Agreement
COMMON STOCK
Common stock par value (in dollars per share) | $ / shares		$ 0.001
Consideration to be received | $		$ 200,000
ATM Sales Agreement
COMMON STOCK
Common stock offering, net of issuance costs (in shares)									67,368,125	56,985,498	2,910,909
Common stock offering, net of issuance costs | $									$ 189,400	$ 105,500	$ 9,700
December Private Placement
COMMON STOCK
Common stock offering, net of issuance costs (in shares)					16,850,000
Aggregate offering price | $					$ 6,700						$ 6,700
Price per share (in dollar per share) | $ / shares					$ 0.40						$ 0.40
Number of warrants issued (in shares)					11,250,000
January Private Placement
COMMON STOCK
Common stock offering, net of issuance costs | $				$ 1,800
Price per share (in dollar per share) | $ / shares				$ 0.40
Proceeds from issuance of equity | $				$ 30,000
Series A Preferred Stock
COMMON STOCK
Preferred stock shares authorized (in shares)									1