XML 77 R63.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Long-Term Debt - Revolving Credit Facilities - Additional Information (Detail) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jan. 31, 2017 | Feb. 28, 2014 | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2016 EUR (€)
2014 Term Loan |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Debt instrument maturity date |  | Feb. 29, 2020 |  |  |
Base Rate | 2014 Term Loan |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Debt instrument basis spread on variable rate |  | 2.00% |  |  |
London Interbank Offered Rate (LIBOR) | 2014 Term Loan |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Debt instrument basis spread on variable rate |  | 3.00% |  |  |
Revolving North American Credit Facility | Subsequent Event |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Line of credit maturity, description | As amended in January 2017, the facility matures the earlier of (i) January 30, 2022 or (ii) 90 days prior to the maturity date of our term loan (or the maturity date of any new term loan constituting a permitted refinancing of the existing term loan). Based on the February 2020 maturity date of our existing term loan, the maturity date of the North American credit facility is currently November 2019. |  |  |  |
Revolving North American Credit Facility | Subsequent Event | Maturity Date Option 1 |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Line of credit, maturity date | Jan. 30, 2022 |  |  |  |
Revolving North American Credit Facility | Subsequent Event | Maturity Date Option 2 |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Maturity date of term loan | 90 days |  |  |  |
Line of Credit Maturity | 2019-11 |  |  |  |
Letter Of Credit |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Sublimit maximum borrowing capacity |  |  | $ 15,000,000 |  |
Revolving European Credit Facility |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Maximum borrowing capacity | € |  |  |  |  | € 120,000,000
Line of Credit Maturity |  |  | 2017-09 |  |
Borrowings under credit facility during the period |  |  | $ 0 | $ 0 |
Repayments of Lines of Credit |  |  | 0 | 0 |
Amount available for Borrowing |  |  | 58,500,000 |  | € 55,800,000
Outstanding borrowings under this credit facility |  |  | $ 0 |  |
Percentage of borrowings available under credit facility |  |  | 47.00% |  | 47.00%
Revolving European Credit Facility | London Interbank Offered Rate (LIBOR) |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Debt instrument basis spread on variable rate |  |  | 1.90% |  |
Revolving North American credit facility |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Maximum borrowing capacity |  |  | $ 125,000,000 |  |
Fixed charge coverage ratio, minimum value |  |  | 110.00% |  |
Borrowings under credit facility during the period |  |  | $ 266,200,000 | 0 |
Repayments of Lines of Credit |  |  | 266,200,000 | $ 0 |
Amount available for Borrowing |  |  | 74,800,000 |  |
Revolving North American credit facility | Canadian Subsidiary Revolving Borrowings Maximum |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Maximum borrowing capacity |  |  | $ 25,000,000 |  |
Minimum | Revolving North American credit facility | Base Rate |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Debt instrument basis spread on variable rate |  |  | 0.50% |  |
Minimum | Revolving North American credit facility | London Interbank Offered Rate (LIBOR) |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Debt instrument basis spread on variable rate |  |  | 1.50% |  |
Maximum | Revolving North American credit facility | Base Rate |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Debt instrument basis spread on variable rate |  |  | 1.00% |  |
Maximum | Revolving North American credit facility | London Interbank Offered Rate (LIBOR) |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |
Debt instrument basis spread on variable rate |  |  | 2.00% |  |

X
- Definition Percentage of maximum current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References No definition available. + Details
Name: | kro_BorrowingsAvailableUnderCreditFacilityInPercentage
Namespace Prefix: | kro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fixed charge coverage ratio minimum value. + References No definition available. + Details
Name: | kro_FixedChargeCoverageRatioMinimumValue
Namespace Prefix: | kro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of credit facility, period prior to maturity date. + References No definition available. + Details
Name: | kro_LineOfCreditFacilityPeriodPriorToMaturityDate
Namespace Prefix: | kro_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of credit facility sub limit maximum borrowing capacity for issuance of letters of credit. + References No definition available. + Details
Name: | kro_LineOfCreditFacilitySubLimitMaximumBorrowingCapacityForIssuanceOfLettersOfCredit
Namespace Prefix: | kro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line of credit maturity month and year. + References No definition available. + Details
Name: | kro_LineOfCreditMaturityMonthAndYear
Namespace Prefix: | kro_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentMaturityDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentMaturityDateDescription
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_LineOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Date the credit facility terminates, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityExpirationDate1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ProceedsFromLinesOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_RepaymentsOfLinesOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=kro_NewTermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=kro_AmendedRevolvingNorthAmericanCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=kro_MaturityDateOptionOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentRedemptionPeriodAxis=kro_MaturityDateOptionTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=kro_EuropeanRevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LineOfCreditFacilityAxis=kro_RevolvingNorthAmericanCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=kro_CanadianSubsidiaryRevolvingBorrowingsMaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |