Organization and Basis of Presentation - Narrative (Details)	Feb. 28, 2023
Arq Limited
Accounting Policies [Line Items]
Subsidiary, ownership percentage, parent	100.00%

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

No definition available.

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant