DISCONTINUED OPERATIONS - Narratives (Details) $ in Millions		6 Months Ended
	Feb. 16, 2021	Jun. 30, 2022 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Exchange Ratio	0.2
Spinoff | Technip Energies N.V.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income tax expense recorded from discontinued operations		$ 19.4
Technip Energies N.V.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Spin off, ownership interest percentage by parent	50.10%