8-K/A//SEC Filing
Koppers Holdings Inc. 8-K/A
Accession 0001315257-25-000014
$KOPCIK 0001315257operating
Filed
Dec 2, 7:00 PM ET
Accepted
Dec 3, 4:35 PM ET
Size
145.5 KB
Accession
0001315257-25-000014
Documents
- 8-Kkop-20241108.htm
8-K
- EX-101.SCHkop-20241108.xsd
XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
- EX-101.LABkop-20241108_lab.xml
XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
- EX-101.PREkop-20241108_pre.xml
XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
- XMLR1.htm
IDEA: XBRL DOCUMENT
- XMLShow.js
IDEA: XBRL DOCUMENT
- XMLreport.css
IDEA: XBRL DOCUMENT
- XMLFilingSummary.xml
IDEA: XBRL DOCUMENT
- JSONMetaLinks.json
IDEA: XBRL DOCUMENT
- ZIP0001315257-25-000014-xbrl.zip
IDEA: XBRL DOCUMENT
- XMLkop-20241108_htm.xml
IDEA: XBRL DOCUMENT
Issuer
Koppers Holdings Inc.
CIK 0001315257
Entity typeoperating
IncorporatedPA
Related Parties
1- filerCIK 0001315257
Filing Metadata
- Form type
- 8-K/A
- Filed
- Dec 2, 7:00 PM ET
- Accepted
- Dec 3, 4:35 PM ET
- Size
- 145.5 KB