SIGNIFICANT ACCOUNTING POLICIES - Power Curtailment Credits (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
SIGNIFICANT ACCOUNTING POLICIES
Power curtailment credits	$ 0.1	$ 0.0

Amount of power curtailment credit recognized during the period.

No definition available.

Name:	wulf_PowerCurtailmentCredit
Namespace Prefix:	wulf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration