v3.26.3
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Statement of Comprehensive Income [Abstract]        
Net loss $ (56) $ (100) $ (333) $ (296)
Other comprehensive income (loss):        
Foreign currency translation adjustments (2) 21 7 140
Pension and postretirement plans:        
Actuarial losses (net of tax benefit of nil in both the three months ended September 30, 2026 and 2025 and net tax benefit of less than $1 million and nil in the nine months ended September 30, 2026 and 2025) 0 0 (2) 0
Amortization of unrecognized actuarial loss (net of tax benefit of less than $1 million and nil in the three months ended September 30, 2026 and 2025 and net tax benefit of less than $1 million and nil in the nine months ended September 30, 2026 and 2025) 0 0 1 1
Total pension and postretirement gain (loss) 0 0 (1) 1
Realized losses on derivatives reclassified from accumulated other comprehensive loss to the Condensed Consolidated Statements of Operations (net of tax expense of less than $1 million for both the three and nine months ended September 30, 2026 and net tax expense of less than $1 million and $1 million for the three and nine months ended September 30, 2025) 0 0 0 0
Unrealized gains (losses) on derivative financial instruments, (net of tax expense of less than $1 million for both the three months ended September 30, 2026 and 2025, respectively and net of tax expense of less than $1 million and $2 million for the nine months ended September 30, 2026 and 2025, respectively) - See Note 14 23 (3) 40 (8)
Other comprehensive income 21 18 46 133
Total comprehensive loss (35) (82) (287) (163)
Comprehensive (loss) income attributable to noncontrolling interest:        
Net loss (1) (1) (4) (2)
Foreign currency translation adjustments 0 0 2 4
Comprehensive (loss) income attributable to noncontrolling interest (1) (1) (2) 2
Comprehensive loss attributable to Tronox Holdings plc $ (34) $ (81) $ (285) $ (165)