0001193125-20-021407.txt : 20200131 0001193125-20-021407.hdr.sgml : 20200131 20200131163056 ACCESSION NUMBER: 0001193125-20-021407 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 13 CONFORMED PERIOD OF REPORT: 20200127 ITEM INFORMATION: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers FILED AS OF DATE: 20200131 DATE AS OF CHANGE: 20200131 FILER: COMPANY DATA: COMPANY CONFORMED NAME: WESTLAKE CHEMICAL CORP CENTRAL INDEX KEY: 0001262823 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL ORGANIC CHEMICALS [2860] IRS NUMBER: 760346924 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-32260 FILM NUMBER: 20565482 BUSINESS ADDRESS: STREET 1: 2801 POST OAK BLVD STREET 2: SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 BUSINESS PHONE: 713-960-9111 MAIL ADDRESS: STREET 1: 2801 POST OAK BLVD STREET 2: SUITE 600 CITY: HOUSTON STATE: TX ZIP: 77056 8-K 1 d879110d8k.htm 8-K 8-K
WESTLAKE CHEMICAL CORP false 0001262823 0001262823 2020-01-27 2020-01-27 0001262823 us-gaap:CommonStockMember 2020-01-27 2020-01-27 0001262823 us-gaap:SeniorNotesMember 2020-01-27 2020-01-27

 

 

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 

FORM 8-K

 

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (date of earliest event reported): January 27, 2020

 

Westlake Chemical Corporation

(Exact name of registrant as specified in its charter)

 

Delaware

  

001-32260

  

76-0346924

(State or other jurisdiction

of incorporation)

  

(Commission

File Number)

  

(I.R.S. Employer

Identification No.)

2801 Post Oak Boulevard, Suite 600

Houston, Texas

  

77056

(Address of principal executive offices)

  

(Zip Code)

Registrant’s telephone number, including area code: (713) 960-9111

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

  

Trading

Symbol(s)

  

Name of each exchange

on which registered

Common Stock

  

WLK

  

The New York Stock Exchange

1.625% Senior Notes due 2029

  

WLK 29

  

The New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company  ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐

 

 

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On January 27, 2020, George J. Mangieri, Senior Vice President and Chief Accounting Officer of Westlake Chemical Corporation (the “Company”), notified the Company of his intention to retire upon the assumption by his successor of the Chief Accounting Officer position, which is expected to be around March 31, 2020. 

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

 

 

WESTLAKE CHEMICAL CORPORATION

             

Date: January 31, 2020

 

 

By:

 

/s/ Albert Chao

 

 

 

Albert Chao

 

 

 

President and Chief Executive Officer

EX-101.SCH 2 wlk-20200127.xsd XBRL TAXONOMY EXTENSION SCHEMA 100000 - Document - Document and Entity Information link:calculationLink link:presentationLink link:definitionLink EX-101.DEF 3 wlk-20200127_def.xml XBRL TAXONOMY EXTENSION DEFINITION LINKBASE EX-101.LAB 4 wlk-20200127_lab.xml XBRL TAXONOMY EXTENSION LABEL LINKBASE Cover [Abstract] Cover [Abstract] Entity Registrant Name Entity Registrant Name Amendment Flag Amendment Flag Entity Central Index Key Entity Central Index Key Document Type Document Type Document Period End Date Document Period End Date Entity Incorporation State Country Code Entity Incorporation State Country Code Entity File Number Entity File Number Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Written Communications Written Communications Soliciting Material Soliciting Material Pre Commencement Tender Offer Pre Commencement Tender Offer Pre Commencement Issuer Tender Offer Pre Commencement Issuer Tender Offer Security 12b Title Security 12b Title Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Emerging Growth Company Entity Emerging Growth Company Document And Entity Information [Table] Document And Entity Information [Table] Document And Entity Information [Line Items] Document And Entity Information [Line Items] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Stock [Member] Common Stock [Member] Senior Notes [Member] Senior Notes [Member] EX-101.PRE 5 wlk-20200127_pre.xml XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE JSON 8 MetaLinks.json IDEA: XBRL DOCUMENT { "instance": { "d879110d8k.htm": { "axisCustom": 0, "axisStandard": 1, "contextCount": 3, "dts": { "definitionLink": { "local": [ "wlk-20200127_def.xml" ], "remote": [ "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-eedm-def-2019-01-31.xml", "http://xbrl.fasb.org/srt/2019/elts/srt-eedm1-def-2019-01-31.xml" ] }, "inline": { "local": [ "d879110d8k.htm" ] }, "labelLink": { "local": [ "wlk-20200127_lab.xml" ], "remote": [ "https://xbrl.sec.gov/dei/2019/dei-doc-2019-01-31.xml" ] }, "presentationLink": { "local": [ "wlk-20200127_pre.xml" ] }, "referenceLink": { "remote": [ "https://xbrl.sec.gov/dei/2019/dei-ref-2019-01-31.xml" ] }, "schema": { "local": [ "wlk-20200127.xsd" ], "remote": [ "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd", "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd", "http://www.xbrl.org/2003/xl-2003-12-31.xsd", "http://www.xbrl.org/2003/xlink-2003-12-31.xsd", "https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd", "http://www.xbrl.org/2005/xbrldt-2005.xsd", "http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd", "http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd", "http://xbrl.sec.gov/sic/2011/sic-2011-01-31.xsd", "https://xbrl.sec.gov/naics/2017/naics-2017-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2019/elts/us-roles-2019-01-31.xsd", "http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://xbrl.fasb.org/srt/2019/elts/srt-types-2019-01-31.xsd", "http://xbrl.fasb.org/srt/2019/elts/srt-roles-2019-01-31.xsd", "https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2019/elts/us-types-2019-01-31.xsd", "http://www.xbrl.org/lrr/role/deprecated-2009-12-16.xsd" ] } }, "elementCount": 30, "entityCount": 1, "hidden": { "http://xbrl.sec.gov/dei/2019-01-31": 3, "total": 3 }, "keyCustom": 0, "keyStandard": 95, "memberCustom": 0, "memberStandard": 2, "nsprefix": "wlk", "nsuri": "http://www.westlake.com/20200127", "report": { "R1": { "firstAnchor": { "ancestors": [ "p", "div", "body", "html" ], "baseRef": "d879110d8k.htm", "contextRef": "duration_2020-01-27_to_2020-01-27", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "document", "isDefault": "true", "longName": "100000 - Document - Document and Entity Information", "role": "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation", "shortName": "Document and Entity Information", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "p", "div", "body", "html" ], "baseRef": "d879110d8k.htm", "contextRef": "duration_2020-01-27_to_2020-01-27", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } } }, "segmentCount": 2, "tag": { "dei_AmendmentFlag": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.", "label": "Amendment Flag", "terseLabel": "Amendment Flag" } } }, "localname": "AmendmentFlag", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_CityAreaCode": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Area code of city", "label": "City Area Code", "terseLabel": "City Area Code" } } }, "localname": "CityAreaCode", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_CoverAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Cover page.", "label": "Cover [Abstract]", "terseLabel": "Cover [Abstract]" } } }, "localname": "CoverAbstract", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "xbrltype": "stringItemType" }, "dei_DocumentPeriodEndDate": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD.", "label": "Document Period End Date", "terseLabel": "Document Period End Date" } } }, "localname": "DocumentPeriodEndDate", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "dateItemType" }, "dei_DocumentType": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.", "label": "Document Type", "terseLabel": "Document Type" } } }, "localname": "DocumentType", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "submissionTypeItemType" }, "dei_EntityAddressAddressLine1": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Address Line 1 such as Attn, Building Name, Street Name", "label": "Entity Address, Address Line One", "terseLabel": "Entity Address, Address Line One" } } }, "localname": "EntityAddressAddressLine1", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressAddressLine2": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Address Line 2 such as Street or Suite number", "label": "Entity Address, Address Line Two", "terseLabel": "Entity Address, Address Line Two" } } }, "localname": "EntityAddressAddressLine2", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressCityOrTown": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Name of the City or Town", "label": "Entity Address, City or Town", "terseLabel": "Entity Address, City or Town" } } }, "localname": "EntityAddressCityOrTown", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressPostalZipCode": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Code for the postal or zip code", "label": "Entity Address, Postal Zip Code", "terseLabel": "Entity Address, Postal Zip Code" } } }, "localname": "EntityAddressPostalZipCode", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressStateOrProvince": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Name of the state or province.", "label": "Entity Address, State or Province", "terseLabel": "Entity Address, State or Province" } } }, "localname": "EntityAddressStateOrProvince", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "stateOrProvinceItemType" }, "dei_EntityCentralIndexKey": { "auth_ref": [ "r5" ], "lang": { "en-US": { "role": { "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.", "label": "Entity Central Index Key", "terseLabel": "Entity Central Index Key" } } }, "localname": "EntityCentralIndexKey", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "centralIndexKeyItemType" }, "dei_EntityEmergingGrowthCompany": { "auth_ref": [ "r5" ], "lang": { "en-US": { "role": { "documentation": "Indicate if registrant meets the emerging growth company criteria.", "label": "Entity Emerging Growth Company", "terseLabel": "Entity Emerging Growth Company" } } }, "localname": "EntityEmergingGrowthCompany", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityFileNumber": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.", "label": "Entity File Number", "terseLabel": "Entity File Number" } } }, "localname": "EntityFileNumber", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "fileNumberItemType" }, "dei_EntityIncorporationStateCountryCode": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Two-character EDGAR code representing the state or country of incorporation.", "label": "Entity Incorporation State Country Code", "terseLabel": "Entity Incorporation State Country Code" } } }, "localname": "EntityIncorporationStateCountryCode", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "edgarStateCountryItemType" }, "dei_EntityRegistrantName": { "auth_ref": [ "r5" ], "lang": { "en-US": { "role": { "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.", "label": "Entity Registrant Name", "terseLabel": "Entity Registrant Name" } } }, "localname": "EntityRegistrantName", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityTaxIdentificationNumber": { "auth_ref": [ "r5" ], "lang": { "en-US": { "role": { "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.", "label": "Entity Tax Identification Number", "terseLabel": "Entity Tax Identification Number" } } }, "localname": "EntityTaxIdentificationNumber", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "employerIdItemType" }, "dei_LocalPhoneNumber": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Local phone number for entity.", "label": "Local Phone Number", "terseLabel": "Local Phone Number" } } }, "localname": "LocalPhoneNumber", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_PreCommencementIssuerTenderOffer": { "auth_ref": [ "r2" ], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.", "label": "Pre Commencement Issuer Tender Offer", "terseLabel": "Pre Commencement Issuer Tender Offer" } } }, "localname": "PreCommencementIssuerTenderOffer", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_PreCommencementTenderOffer": { "auth_ref": [ "r3" ], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.", "label": "Pre Commencement Tender Offer", "terseLabel": "Pre Commencement Tender Offer" } } }, "localname": "PreCommencementTenderOffer", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_Security12bTitle": { "auth_ref": [ "r0" ], "lang": { "en-US": { "role": { "documentation": "Title of a 12(b) registered security.", "label": "Security 12b Title", "terseLabel": "Security 12b Title" } } }, "localname": "Security12bTitle", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "securityTitleItemType" }, "dei_SecurityExchangeName": { "auth_ref": [ "r1" ], "lang": { "en-US": { "role": { "documentation": "Name of the Exchange on which a security is registered.", "label": "Security Exchange Name", "terseLabel": "Security Exchange Name" } } }, "localname": "SecurityExchangeName", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "edgarExchangeCodeItemType" }, "dei_SolicitingMaterial": { "auth_ref": [ "r4" ], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.", "label": "Soliciting Material", "terseLabel": "Soliciting Material" } } }, "localname": "SolicitingMaterial", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_TradingSymbol": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Trading symbol of an instrument as listed on an exchange.", "label": "Trading Symbol", "terseLabel": "Trading Symbol" } } }, "localname": "TradingSymbol", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "tradingSymbolItemType" }, "dei_WrittenCommunications": { "auth_ref": [ "r6" ], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.", "label": "Written Communications", "terseLabel": "Written Communications" } } }, "localname": "WrittenCommunications", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "us-gaap_ClassOfStockDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Class of Stock [Domain]", "terseLabel": "Class of Stock [Domain]" } } }, "localname": "ClassOfStockDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "domainItemType" }, "us-gaap_CommonStockMember": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Common Stock [Member]", "terseLabel": "Common Stock [Member]" } } }, "localname": "CommonStockMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "domainItemType" }, "us-gaap_SeniorNotesMember": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Senior Notes [Member]", "terseLabel": "Senior Notes [Member]" } } }, "localname": "SeniorNotesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "domainItemType" }, "us-gaap_StatementClassOfStockAxis": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Class of Stock [Axis]", "terseLabel": "Class of Stock [Axis]" } } }, "localname": "StatementClassOfStockAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "stringItemType" }, "wlk_DocumentAndEntityInformationLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Document And Entity Information [Line Items]", "terseLabel": "Document And Entity Information [Line Items]" } } }, "localname": "DocumentAndEntityInformationLineItems", "nsuri": "http://www.westlake.com/20200127", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "stringItemType" }, "wlk_DocumentAndEntityInformationTable": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Document And Entity Information [Table]", "terseLabel": "Document And Entity Information [Table]" } } }, "localname": "DocumentAndEntityInformationTable", "nsuri": "http://www.westlake.com/20200127", "presentation": [ "http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation" ], "xbrltype": "stringItemType" } }, "unitCount": 0 } }, "std_ref": { "r0": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b" }, "r1": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "d1-1" }, "r2": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "13e", "Subsection": "4c" }, "r3": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "14d", "Subsection": "2b" }, "r4": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "14a", "Subsection": "12" }, "r5": { "Name": "Regulation 12B", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b-2" }, "r6": { "Name": "Securities Act", "Number": "230", "Publisher": "SEC", "Section": "425" } }, "version": "2.1" } ZIP 9 0001193125-20-021407-xbrl.zip IDEA: XBRL DOCUMENT begin 644 0001193125-20-021407-xbrl.zip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end XML 10 report.css IDEA: XBRL DOCUMENT /* Updated 2009-11-04 */ /* v2.2.0.24 */ /* DefRef Styles */ ..report table.authRefData{ background-color: #def; border: 2px solid #2F4497; font-size: 1em; position: absolute; } ..report table.authRefData a { display: block; font-weight: bold; } ..report table.authRefData p { margin-top: 0px; } ..report table.authRefData .hide { background-color: #2F4497; padding: 1px 3px 0px 0px; text-align: right; } ..report table.authRefData .hide a:hover { background-color: #2F4497; } ..report table.authRefData .body { height: 150px; overflow: auto; width: 400px; } ..report table.authRefData table{ font-size: 1em; } /* Report Styles */ ..pl a, .pl a:visited { color: black; text-decoration: none; } /* table */ ..report { background-color: white; border: 2px solid #acf; clear: both; color: black; font: normal 8pt Helvetica, Arial, san-serif; margin-bottom: 2em; } ..report hr { border: 1px solid #acf; } /* Top labels */ ..report th { background-color: #acf; color: black; font-weight: bold; text-align: center; } ..report th.void { background-color: transparent; color: #000000; font: bold 10pt Helvetica, Arial, san-serif; text-align: left; } ..report .pl { text-align: left; vertical-align: top; white-space: normal; width: 200px; white-space: normal; /* word-wrap: break-word; */ } ..report td.pl a.a { cursor: pointer; display: block; width: 200px; overflow: hidden; } ..report td.pl div.a { width: 200px; } ..report td.pl a:hover { background-color: #ffc; } /* Header rows... */ ..report tr.rh { background-color: #acf; color: black; font-weight: bold; } /* Calendars... */ ..report .rc { background-color: #f0f0f0; } /* Even rows... */ ..report .re, .report .reu { background-color: #def; } ..report .reu td { border-bottom: 1px solid black; } /* Odd rows... */ ..report .ro, .report .rou { background-color: white; } ..report .rou td { border-bottom: 1px solid black; } ..report .rou table td, .report .reu table td { border-bottom: 0px solid black; } /* styles for footnote marker */ ..report .fn { white-space: nowrap; } /* styles for numeric types */ ..report .num, .report .nump { text-align: right; white-space: nowrap; } ..report .nump { padding-left: 2em; } ..report .nump { padding: 0px 0.4em 0px 2em; } /* styles for text types */ ..report .text { text-align: left; white-space: normal; } ..report .text .big { margin-bottom: 1em; width: 17em; } ..report .text .more { display: none; } ..report .text .note { font-style: italic; font-weight: bold; } ..report .text .small { width: 10em; } ..report sup { font-style: italic; } ..report .outerFootnotes { font-size: 1em; } XML 11 d879110d8k_htm.xml IDEA: XBRL DOCUMENT 0001262823 2020-01-27 2020-01-27 0001262823 us-gaap:CommonStockMember 2020-01-27 2020-01-27 0001262823 us-gaap:SeniorNotesMember 2020-01-27 2020-01-27 WESTLAKE CHEMICAL CORP false 0001262823 8-K 2020-01-27 DE 001-32260 76-0346924 2801 Post Oak Boulevard Suite 600 Houston TX 77056 (713) 960-9111 false false false false Common Stock WLK NYSE 1.625% Senior Notes due 2029 WLK 29 NYSE false XML 12 FilingSummary.xml IDEA: XBRL DOCUMENT 3.19.3.a.u2 html 3 95 1 false 2 0 false 0 false false R1.htm 100000 - Document - Document and Entity Information Sheet http://www.westlake.com//20200127/taxonomy/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false All Reports Book All Reports d879110d8k.htm wlk-20200127.xsd wlk-20200127_def.xml wlk-20200127_lab.xml wlk-20200127_pre.xml http://fasb.org/us-gaap/2019-01-31 http://xbrl.sec.gov/dei/2019-01-31 true false XML 13 Show.js IDEA: XBRL DOCUMENT // Edgar(tm) Renderer was created by staff of the U.S. Securities and Exchange Commission. Data and content created by government employees within the scope of their employment are not subject to domestic copyright protection. 17 U.S.C. 105. var Show={};Show.LastAR=null,Show.showAR=function(a,r,w){if(Show.LastAR)Show.hideAR();var e=a;while(e&&e.nodeName!='TABLE')e=e.nextSibling;if(!e||e.nodeName!='TABLE'){var ref=((window)?w.document:document).getElementById(r);if(ref){e=ref.cloneNode(!0); e.removeAttribute('id');a.parentNode.appendChild(e)}} if(e)e.style.display='block';Show.LastAR=e};Show.hideAR=function(){Show.LastAR.style.display='none'};Show.toggleNext=function(a){var e=a;while(e.nodeName!='DIV')e=e.nextSibling;if(!e.style){}else if(!e.style.display){}else{var d,p_;if(e.style.display=='none'){d='block';p='-'}else{d='none';p='+'} e.style.display=d;if(a.textContent){a.textContent=p+a.textContent.substring(1)}else{a.innerText=p+a.innerText.substring(1)}}} XML 14 R1.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Document and Entity Information
Jan. 27, 2020
Document And Entity Information [Line Items]  
Entity Registrant Name WESTLAKE CHEMICAL CORP
Amendment Flag false
Entity Central Index Key 0001262823
Document Type 8-K
Document Period End Date Jan. 27, 2020
Entity Incorporation State Country Code DE
Entity File Number 001-32260
Entity Tax Identification Number 76-0346924
Entity Address, Address Line One 2801 Post Oak Boulevard
Entity Address, Address Line Two Suite 600
Entity Address, City or Town Houston
Entity Address, State or Province TX
Entity Address, Postal Zip Code 77056
City Area Code (713)
Local Phone Number 960-9111
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock
Trading Symbol WLK
Security Exchange Name NYSE
Senior Notes [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 1.625% Senior Notes due 2029
Trading Symbol WLK 29
Security Exchange Name NYSE
EXCEL 15 Financial_Report.xlsx IDEA: XBRL DOCUMENT begin 644 Financial_Report.xlsx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