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Share-Based Compensation, Tronox Limited Management Equity Incentive Plan (Details) - Tronox Limited Management Equity Incentive Plan [Member] - USD ($) $ / shares in Units, $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Dec. 31, 2016
Restricted Shares [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Award vesting period | 3 years |  |
Restricted Shares and Restricted Share Units ("RSUs"), Number of Shares [Roll Forward] |  |  |
Outstanding, beginning of period (in shares) | 284,400 |  |
Granted (in shares) | 0 |  |
Vested (in shares) | (107,928) |  |
Outstanding, end of period (in shares) | 176,472 |  | 284,400
Expected to vest, end of period (in shares) | 176,472 |  |
Restricted Shares and Restricted Share Units ("RSUs"), Weighted Average Grant Date Fair Value [Abstract] |  |  |
Outstanding, beginning of period (in dollars per share) | $ 6.09 |  |
Vested (in dollars per share) | 8.00 |  |
Outstanding, end of period (in dollars per share) | 4.92 |  | $ 6.09
Expected to vest, end of period (in dollars per share) | $ 4.92 |  |
Unrecognized compensation expense related to nonvested restricted shares and nonvested RSUs | $ 1 |  |
Weighted average period of recognition for unrecognized compensation expense | 1 year 6 months |  |
Total fair value of restricted shares and RSUs vested | $ 1 |  |
Restricted Share Units (RSUs) [Member] |  |  |
Restricted Shares and Restricted Share Units ("RSUs"), Number of Shares [Roll Forward] |  |  |
Outstanding, beginning of period (in shares) | 5,587,331 |  |
Granted (in shares) | 2,531,246 |  |
Vested (in shares) | (1,052,205) |  |
Forfeited (in shares) | (100,704) |  |
Outstanding, end of period (in shares) | 6,965,668 |  | 5,587,331
Expected to vest, end of period (in shares) | 7,539,300 |  |
Restricted Shares and Restricted Share Units ("RSUs"), Weighted Average Grant Date Fair Value [Abstract] |  |  |
Outstanding, beginning of period (in dollars per share) | $ 7.19 |  |
Granted (in dollars per share) | 17.72 | $ 4.06 |
Vested (in dollars per share) | 8.74 |  |
Forfeited (in dollars per share) | 13.54 |  |
Outstanding, end of period (in dollars per share) | 10.69 |  | $ 7.19
Expected to vest, end of period (in dollars per share) | $ 10.02 |  |
Unrecognized compensation expense related to nonvested restricted shares and nonvested RSUs | $ 49 |  |
Weighted average period of recognition for unrecognized compensation expense | 2 years 3 months 18 days |  |
Weighted-average grant-date fair value of restricted shares (in dollars per share) | $ 17.72 | $ 4.06 |
Total fair value of restricted shares and RSUs vested | $ 9 |  |
Restricted Share Units (RSUs) [Member] | Certain Executive Officers [Member] |  |  |
Restricted Shares and Restricted Share Units ("RSUs"), Number of Shares [Roll Forward] |  |  |
Granted (in shares) | 883,538 |  |
Restricted Shares and Restricted Share Units ("RSUs"), Weighted Average Grant Date Fair Value [Abstract] |  |  |
Granted (in dollars per share) | $ 19.47 |  |
Weighted-average grant-date fair value of restricted shares (in dollars per share) | $ 19.47 |  |
Restricted Share Units (RSUs), Time-Based Awards [Member] | Tranche One [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Award vesting period | 1 year |  |
Restricted Shares and Restricted Share Units ("RSUs"), Number of Shares [Roll Forward] |  |  |
Granted (in shares) | 100,160 |  |
Restricted Share Units (RSUs), Time-Based Awards [Member] | Tranche Two [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Award vesting period | 3 years |  |
Restricted Shares and Restricted Share Units ("RSUs"), Number of Shares [Roll Forward] |  |  |
Granted (in shares) | 773,774 |  |
Restricted Share Units (RSUs), Performance-Based Awards [Member] | Tranche One [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Award vesting period | 3 years |  |
Restricted Shares and Restricted Share Units ("RSUs"), Number of Shares [Roll Forward] |  |  |
Granted (in shares) | 773,774 |  |
Restricted Share Units (RSUs), Performance-Based Awards [Member] | Tranche Two [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Award vesting period | 40 months |  |
Restricted Shares and Restricted Share Units ("RSUs"), Number of Shares [Roll Forward] |  |  |
Granted (in shares) | 883,538 |  |
Options [Member] |  |  |
Restricted Shares and Restricted Share Units ("RSUs"), Number of Shares [Roll Forward] |  |  |
Granted (in shares) | 0 |  |
Options, Number of Options [Roll Forward] |  |  |
Outstanding, beginning of period (in shares) | 1,970,481 |  |
Forfeited (in shares) | (2,285) |  |
Expired (in shares) | (31,578) |  |
Outstanding, end of period (in shares) | 1,936,618 |  | 1,970,481
Expected to vest, end of period (in shares) | 2,557 |  |
Exercisable, end of period (in shares) | 1,934,029 |  |
Options, Weighted Average Exercise Price [Abstract] |  |  |
Outstanding, beginning of period (in dollars per share) | $ 21.19 |  |
Forfeited (in dollars per share) | 21.98 |  |
Expired (in dollars per share) | 22.44 |  |
Outstanding, end of period (in dollars per share) | 21.17 |  | $ 21.19
Expected to vest, end of period (in dollars per share) | 27.26 |  |
Exercisable, end of period (in dollars per share) | $ 21.16 |  |
Options, Additional Disclosures [Abstract] |  |  |
Weighted average contractual life, outstanding | 6 years 1 month 17 days |  | 6 years 4 months 17 days
Weighted average contractual life, expected to vest | 7 years 5 months 23 days |  |
Weighted average contractual life, exercisable | 6 years 1 month 17 days |  |
Intrinsic value, outstanding, beginning of period | $ 0 |  |
Intrinsic value, outstanding, end of period | 0 |  | $ 0
Intrinsic value, expected to vest, end of period | 0 |  |
Intrinsic value, exercisable, end of period | $ 0 |  |
Options exercised (in shares) | 0 | 0 |
Intrinsic value of options exercised | $ 0 | $ 0 |
Cash received from exercise of stock options | 0 | $ 0 |
Unrecognized compensation expense related to options, adjusted for estimated forfeitures | $ 0 |  |
Class A [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of shares authorized (in shares) | 20,781,225 |  |
Number of additional shares authorized (in shares) | 8,000,000 |  |

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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(4) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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