Commitments and Contingencies (Details) $ in Millions			1 Months Ended
	Aug. 23, 2019 USD ($)	Dec. 13, 2016 AUD ($) claim	Mar. 31, 2023 referee	Oct. 31, 2022 USD ($)	Sep. 30, 2018 action	Jun. 30, 2023 USD ($)	Aug. 31, 2019 USD ($)	Aug. 12, 2016 USD ($)
Loss Contingencies [Line Items]
Number of actions filed | action					11
Barrick | Fluor/TECHINT
Loss Contingencies [Line Items]
Letters of credit outstanding, amount							$ 36,000,000
Parent Company | Barrick | Fluor/TECHINT
Loss Contingencies [Line Items]
Letters of credit outstanding, amount							24,000,000
Partnership Interest | Barrick | Fluor/TECHINT
Loss Contingencies [Line Items]
Letters of credit outstanding, amount							$ 12,000,000
Pending litigation | Santos Ltd
Loss Contingencies [Line Items]
Damages sought		$ 1,470
Loss contingency, trial or alternative dispute resolution, number of referees apointed | referee			3
Estimate of possible loss		$ 236
Pending litigation | Sadara Chemical Company
Loss Contingencies [Line Items]
Damages sought	$ 100,000,000
Estimate of possible loss	$ 574,000,000
Pending litigation | Fluor/TECHINT
Loss Contingencies [Line Items]
Estimate of possible loss						$ 364,000,000		$ 250,000,000
Pending litigation | North Texas Tollway Authority
Loss Contingencies [Line Items]
Damages sought				$ 100,000,000
Pending litigation | Santos Ltd Claim 1
Loss Contingencies [Line Items]
Number of claims | claim		1
Loss contingency, panel referred damages awarded from other party, value		$ 700
Pending litigation | Santos Ltd Claim 2
Loss Contingencies [Line Items]
Loss contingency, panel referred damages awarded from other party, value		$ 790