Guarantor Condensed Consolidated Financial Statements - Schedule of Guarantor Subsidiaries Condensed Consolidating Statements of Comprehensive Income (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Net Income (Loss):
Net Income (Loss)	$ (41)	$ (1)	$ (87)	$ 1,229
Other Comprehensive Income (Loss):
Foreign currency translation adjustments	(5)	14	(206)	47
Amortization of actuarial losses, net of taxes	1		1
Other comprehensive loss	(4)	14	(205)	47
Deferred Tax
Total comprehensive income (loss)	(45)	13	(292)	1,276
Comprehensive income (loss) attributable to noncontrolling interest:
Net income	8	2	32	2
Foreign currency translation adjustments	(6)	3	(57)	13
Comprehensive income (loss) attributable to noncontrolling interest	2	5	(25)	15
Net income attributable to noncontrolling interest	8	2	32	2
Comprehensive income (loss) attributable to Tronox Limited	(47)	8	(267)	1,261
Eliminations
Net Income (Loss):
Net Income (Loss)	115	85	350	1,118
Other Comprehensive Income (Loss):
Foreign currency translation adjustments				19
Amortization of actuarial losses, net of taxes
Other comprehensive loss				19
Deferred Tax
Total comprehensive income (loss)	115	85	350	1,137
Comprehensive income (loss) attributable to noncontrolling interest:
Net income
Foreign currency translation adjustments
Comprehensive income (loss) attributable to noncontrolling interest
Net income attributable to noncontrolling interest
Comprehensive income (loss) attributable to Tronox Limited	115	85	350	1,137
Parent Company
Net Income (Loss):
Net Income (Loss)	(50)	(2)	(119)	50
Other Comprehensive Income (Loss):
Foreign currency translation adjustments
Amortization of actuarial losses, net of taxes
Other comprehensive loss
Deferred Tax
Total comprehensive income (loss)	(50)	(2)	(119)	50
Comprehensive income (loss) attributable to noncontrolling interest:
Net income
Foreign currency translation adjustments
Comprehensive income (loss) attributable to noncontrolling interest
Net income attributable to noncontrolling interest
Comprehensive income (loss) attributable to Tronox Limited	(50)	(2)	(119)	50
Guarantor Subsidiaries
Net Income (Loss):
Net Income (Loss)	(142)	(102)	(407)	62
Other Comprehensive Income (Loss):
Foreign currency translation adjustments				(2)
Amortization of actuarial losses, net of taxes	2		2	(17)
Other comprehensive loss	2		2	(22)
Deferred Tax				(3)
Total comprehensive income (loss)	(140)	(102)	(405)	40
Comprehensive income (loss) attributable to noncontrolling interest:
Net income	8	2	32	2
Foreign currency translation adjustments	(6)	3	(57)	13
Comprehensive income (loss) attributable to noncontrolling interest	2	5	(25)	15
Net income attributable to noncontrolling interest	8	2	32	2
Comprehensive income (loss) attributable to Tronox Limited	(142)	(107)	(380)	25
Non-Guarantor Subsidiaries
Net Income (Loss):
Net Income (Loss)	36	18	89	(1)
Other Comprehensive Income (Loss):
Foreign currency translation adjustments	(5)	14	(206)	30
Amortization of actuarial losses, net of taxes	(1)		(1)	17
Other comprehensive loss	(6)	14	(207)	50
Deferred Tax				3
Total comprehensive income (loss)	30	32	(118)	49
Comprehensive income (loss) attributable to noncontrolling interest:
Net income
Foreign currency translation adjustments
Comprehensive income (loss) attributable to noncontrolling interest
Net income attributable to noncontrolling interest
Comprehensive income (loss) attributable to Tronox Limited	$ 30	$ 32	$ (118)	$ 49