$KOP
Koppers Holdings Inc.

2024 Q3 Form 10-Q Financial Statement

#000095017024093561 Filed on August 08, 2024

View on sec.gov

Income Statement

Concept 2024 Q3 2024 Q2 2023 Q2
Revenue $554.3M $563.2M $577.2M
YoY Change 0.71% -2.43% 14.87%
Cost Of Revenue $433.1M $441.6M $464.7M
YoY Change -1.34% -4.97% 10.8%
Gross Profit $121.2M $121.6M $112.5M
YoY Change 8.8% 8.09% 35.38%
Gross Profit Margin 21.87% 21.59% 19.49%
Selling, General & Admin $43.90M $45.90M $43.70M
YoY Change 0.23% 5.03% 7.64%
% of Gross Profit 36.22% 37.75% 38.84%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization $17.90M $18.20M $14.40M
YoY Change 25.17% 26.39% 7.46%
% of Gross Profit 14.77% 14.97% 12.8%
Operating Expenses $43.90M $45.90M $43.70M
YoY Change 0.23% 5.03% 7.64%
Operating Profit $49.70M $57.50M $54.40M
YoY Change -6.75% 5.7% 86.94%
Interest Expense $20.20M $20.60M $20.30M
YoY Change 6.32% 1.48% 82.88%
% of Operating Profit 40.64% 35.83% 37.32%
Other Income/Expense, Net $100.0K $100.0K $200.0K
YoY Change -50.0% -50.0% -50.0%
Pretax Income $29.60M $37.00M $34.30M
YoY Change -14.2% 7.87% 86.41%
Income Tax $10.60M $10.20M $9.900M
% Of Pretax Income 35.81% 27.57% 28.86%
Net Earnings $22.80M $26.80M $24.50M
YoY Change -13.31% 9.39% 109.4%
Net Earnings / Revenue 4.11% 4.76% 4.24%
Basic Earnings Per Share $1.12 $1.29 $1.17
Diluted Earnings Per Share $1.09 $1.25 $1.15
COMMON SHARES
Basic Shares Outstanding 20.52M 21.20M 20.83M
Diluted Shares Outstanding 20.96M 21.56M 21.35M

Balance Sheet

Concept 2024 Q3 2024 Q2 2023 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments $44.50M $48.90M $48.20M
YoY Change -16.82% 1.45% 19.31%
Cash & Equivalents $44.50M $48.90M $48.20M
Short-Term Investments
Other Short-Term Assets $29.00M $30.10M $30.20M
YoY Change -3.33% -0.33% 8.24%
Inventory $405.9M $402.3M $373.1M
Prepaid Expenses
Receivables $238.0M $224.1M $258.3M
Other Receivables $0.00 $0.00 $0.00
Total Short-Term Assets $730.1M $721.4M $713.5M
YoY Change 4.37% 1.11% 11.24%
LONG-TERM ASSETS
Property, Plant & Equipment $673.1M $671.3M $594.9M
YoY Change 10.74% 12.84% 14.67%
Goodwill $319.8M $319.0M $293.8M
YoY Change 9.18% 8.58% -0.07%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets $11.60M $10.70M $9.200M
YoY Change 18.37% 16.3% 0.0%
Total Long-Term Assets $1.230B $1.227B $1.102B
YoY Change 10.7% 11.29% 5.38%
TOTAL ASSETS
Total Short-Term Assets $730.1M $721.4M $713.5M
Total Long-Term Assets $1.230B $1.227B $1.102B
Total Assets $1.960B $1.948B $1.816B
YoY Change 8.25% 7.29% 7.61%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $169.5M $184.0M $195.0M
YoY Change -17.56% -5.64% -1.47%
Accrued Expenses $86.80M $72.10M $73.40M
YoY Change 7.29% -1.77% -13.14%
Deferred Revenue
YoY Change
Short-Term Debt $0.00 $0.00 $0.00
YoY Change
Long-Term Debt Due $5.000M $5.000M $4.000M
YoY Change 25.0% 25.0%
Total Short-Term Liabilities $287.0M $284.9M $294.1M
YoY Change -8.28% -3.13% -3.03%
LONG-TERM LIABILITIES
Long-Term Debt $975.9M $986.7M $902.2M
YoY Change 13.5% 9.37% 8.22%
Other Long-Term Liabilities $45.50M $41.40M $43.00M
YoY Change 8.59% -3.72% 0.94%
Total Long-Term Liabilities $1.021B $1.028B $945.2M
YoY Change 13.27% 8.77% 7.86%
TOTAL LIABILITIES
Total Short-Term Liabilities $287.0M $284.9M $294.1M
Total Long-Term Liabilities $1.021B $1.028B $945.2M
Total Liabilities $1.427B $1.435B $1.359B
YoY Change 6.96% 5.56% 3.9%
SHAREHOLDERS EQUITY
Retained Earnings $502.0M $480.7M $407.3M
YoY Change 16.1% 18.02% 23.69%
Common Stock $312.0M $306.4M $273.9M
YoY Change 11.31% 11.87% 6.49%
Preferred Stock
YoY Change
Treasury Stock (at cost) $197.2M $186.8M $133.5M
YoY Change 43.52% 39.93% 8.98%
Treasury Stock Shares
Shareholders Equity $532.3M $509.2M $452.6M
YoY Change
Total Liabilities & Shareholders Equity $1.960B $1.948B $1.816B
YoY Change 8.25% 7.29% 7.61%

Cashflow Statement

Concept 2024 Q3 2024 Q2 2023 Q2
OPERATING ACTIVITIES
Net Income $22.80M $26.80M $24.50M
YoY Change -13.31% 9.39% 109.4%
Depreciation, Depletion And Amortization $17.90M $18.20M $14.40M
YoY Change 25.17% 26.39% 7.46%
Cash From Operating Activities $29.80M $27.20M $13.20M
YoY Change -63.48% 106.06% -54.79%
INVESTING ACTIVITIES
Capital Expenditures $15.40M $17.10M $32.20M
YoY Change -46.34% -46.89% -208.78%
Acquisitions
YoY Change
Other Investing Activities $2.600M -$98.70M $100.0K
YoY Change 160.0% -98800.0% -80.0%
Cash From Investing Activities -$12.80M -$115.8M -$32.10M
YoY Change -53.79% 260.75% 10.31%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities -23.20M 88.60M 21.80M
YoY Change -50.64% 306.42% -544.9%
NET CHANGE
Cash From Operating Activities 29.80M 27.20M 13.20M
Cash From Investing Activities -12.80M -115.8M -32.10M
Cash From Financing Activities -23.20M 88.60M 21.80M
Net Change In Cash -6.200M 0.000 2.900M
YoY Change -189.86% -100.0% -160.42%
FREE CASH FLOW
Cash From Operating Activities $29.80M $27.20M $13.20M
Capital Expenditures $15.40M $17.10M $32.20M
Free Cash Flow $14.40M $10.10M -$19.00M
YoY Change -72.78% -153.16% -132.31%

Facts In Submission

Frame Concept Type Concept / XBRL Key Value Unit
dei Document Quarterly Report
DocumentQuarterlyReport
true
dei Document Transition Report
DocumentTransitionReport
false
dei Entity Central Index Key
EntityCentralIndexKey
0001315257
dei Current Fiscal Year End Date
CurrentFiscalYearEndDate
--12-31
dei Document Fiscal Period Focus
DocumentFiscalPeriodFocus
Q2
dei Amendment Flag
AmendmentFlag
false
CY2024Q2 us-gaap Commitments And Contingencies
CommitmentsAndContingencies
CY2023Q4 us-gaap Commitments And Contingencies
CommitmentsAndContingencies
CY2024Q2 us-gaap Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration
EnvironmentalLossContingencyStatementOfFinancialPositionExtensibleEnumeration
http://fasb.org/us-gaap/2024#LiabilitiesCurrent
CY2024Q2 us-gaap Environmental Loss Contingency Current Statement Of Financial Position Extensible Enumeration
EnvironmentalLossContingencyCurrentStatementOfFinancialPositionExtensibleEnumeration
http://fasb.org/us-gaap/2024#LiabilitiesCurrent
CY2023Q4 us-gaap Environmental Loss Contingency Current Statement Of Financial Position Extensible Enumeration
EnvironmentalLossContingencyCurrentStatementOfFinancialPositionExtensibleEnumeration
http://fasb.org/us-gaap/2024#LiabilitiesCurrent
dei Document Type
DocumentType
10-Q
dei Document Period End Date
DocumentPeriodEndDate
2024-06-30
dei Document Fiscal Year Focus
DocumentFiscalYearFocus
2024
dei Entity File Number
EntityFileNumber
1-32737
dei Entity Registrant Name
EntityRegistrantName
KOPPERS HOLDINGS INC.
dei Entity Incorporation State Country Code
EntityIncorporationStateCountryCode
PA
dei Entity Tax Identification Number
EntityTaxIdentificationNumber
20-1878963
dei Entity Address Address Line1
EntityAddressAddressLine1
436 Seventh Avenue
dei Entity Address City Or Town
EntityAddressCityOrTown
Pittsburgh
dei Entity Address State Or Province
EntityAddressStateOrProvince
PA
dei Entity Address Postal Zip Code
EntityAddressPostalZipCode
15219
dei City Area Code
CityAreaCode
412
dei Local Phone Number
LocalPhoneNumber
227-2001
dei Security12b Title
Security12bTitle
Common Stock
dei Trading Symbol
TradingSymbol
KOP
dei Security Exchange Name
SecurityExchangeName
NYSE
dei Entity Current Reporting Status
EntityCurrentReportingStatus
Yes
dei Entity Interactive Data Current
EntityInteractiveDataCurrent
Yes
dei Entity Filer Category
EntityFilerCategory
Accelerated Filer
dei Entity Small Business
EntitySmallBusiness
false
dei Entity Emerging Growth Company
EntityEmergingGrowthCompany
false
dei Entity Shell Company
EntityShellCompany
false
CY2024Q3 dei Entity Common Stock Shares Outstanding
EntityCommonStockSharesOutstanding
20519296
CY2024Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
563200000
CY2023Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
577200000
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
1060800000
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
1090600000
CY2024Q2 us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
441600000
CY2023Q2 us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
464700000
us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
843000000
us-gaap Cost Of Goods And Services Sold
CostOfGoodsAndServicesSold
874000000
CY2024Q2 us-gaap Depreciation And Amortization
DepreciationAndAmortization
18200000
CY2023Q2 us-gaap Depreciation And Amortization
DepreciationAndAmortization
14400000
us-gaap Depreciation And Amortization
DepreciationAndAmortization
34300000
us-gaap Depreciation And Amortization
DepreciationAndAmortization
28400000
CY2024Q2 us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
45900000
CY2023Q2 us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
43700000
us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
91400000
us-gaap Selling General And Administrative Expense
SellingGeneralAndAdministrativeExpense
85300000
CY2024Q2 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
CY2023Q2 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
1800000
CY2024Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
57500000
CY2023Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
54400000
us-gaap Operating Income Loss
OperatingIncomeLoss
92100000
us-gaap Operating Income Loss
OperatingIncomeLoss
104700000
CY2024Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
100000
CY2023Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
200000
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
0
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
0
CY2024Q2 us-gaap Interest Expense
InterestExpense
20600000
CY2023Q2 us-gaap Interest Expense
InterestExpense
20300000
us-gaap Interest Expense
InterestExpense
37700000
us-gaap Interest Expense
InterestExpense
34300000
CY2023Q2 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
1800000
CY2024Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
57500000
us-gaap Operating Income Loss
OperatingIncomeLoss
92100000
us-gaap Operating Income Loss
OperatingIncomeLoss
104700000
CY2024Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
100000
CY2023Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
200000
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
0
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
0
CY2024Q2 us-gaap Interest Expense
InterestExpense
20600000
CY2023Q2 us-gaap Interest Expense
InterestExpense
20300000
us-gaap Interest Expense
InterestExpense
37700000
us-gaap Interest Expense
InterestExpense
34300000
CY2024Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
37000000
CY2024Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
37000000
CY2023Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
34300000
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
54400000
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
70400000
CY2023Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
34300000
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
54400000
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
70400000
CY2024Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
10200000
CY2023Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
9900000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
14600000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
19800000
CY2024Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
10200000
CY2023Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
9900000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
14600000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
19800000
CY2024Q2 us-gaap Profit Loss
ProfitLoss
26800000
CY2023Q2 us-gaap Profit Loss
ProfitLoss
24400000
us-gaap Profit Loss
ProfitLoss
39800000
us-gaap Profit Loss
ProfitLoss
50600000
CY2024Q2 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
0
CY2023Q2 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
-100000
us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
0
us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
600000
CY2024Q2 us-gaap Net Income Loss
NetIncomeLoss
26800000
CY2023Q2 us-gaap Net Income Loss
NetIncomeLoss
24500000
CY2024Q2 us-gaap Profit Loss
ProfitLoss
26800000
CY2023Q2 us-gaap Profit Loss
ProfitLoss
24400000
us-gaap Profit Loss
ProfitLoss
39800000
us-gaap Profit Loss
ProfitLoss
50600000
CY2024Q2 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
0
CY2023Q2 us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
-100000
us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
0
us-gaap Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
600000
CY2024Q2 us-gaap Net Income Loss
NetIncomeLoss
26800000
CY2023Q2 us-gaap Net Income Loss
NetIncomeLoss
24500000
us-gaap Net Income Loss
NetIncomeLoss
39800000
CY2024Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.29
CY2023Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.17
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.9
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
2.4
CY2024Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.25
CY2023Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.15
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.83
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
2.34
CY2024Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20901000
CY2023Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20843000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20983000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20842000
CY2024Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21559000
CY2023Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21351000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21709000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21366000
CY2024Q2 us-gaap Profit Loss
ProfitLoss
26800000
CY2023Q2 us-gaap Profit Loss
ProfitLoss
24400000
us-gaap Profit Loss
ProfitLoss
39800000
us-gaap Profit Loss
ProfitLoss
50600000
CY2024Q2 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
500000
CY2023Q2 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
-2200000
us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
-13400000
us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
500000
CY2024Q2 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
-1300000
CY2023Q2 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
1500000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
-4000000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
-400000
CY2024Q2 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
3400000
CY2023Q2 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
-3800000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
10400000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
900000
CY2024Q2 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
100000
CY2023Q2 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
0
us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
100000
us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
100000
us-gaap Net Income Loss
NetIncomeLoss
39800000
us-gaap Net Income Loss
NetIncomeLoss
50000000
CY2024Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.29
CY2023Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.17
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.9
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
2.4
CY2024Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.25
CY2023Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.15
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.83
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
2.34
CY2024Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20901000
CY2023Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20843000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20983000
CY2024Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21559000
CY2023Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21351000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21709000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21366000
CY2024Q2 us-gaap Profit Loss
ProfitLoss
26800000
CY2023Q2 us-gaap Profit Loss
ProfitLoss
24400000
us-gaap Profit Loss
ProfitLoss
39800000
us-gaap Profit Loss
ProfitLoss
50600000
CY2024Q2 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
500000
CY2023Q2 us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
-2200000
us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
-13400000
us-gaap Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
500000
CY2024Q2 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
-1300000
CY2023Q2 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
1500000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
-4000000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax
-400000
CY2024Q2 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
3400000
CY2023Q2 us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
-3800000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
10400000
us-gaap Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax
OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax
900000
CY2024Q2 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
100000
CY2023Q2 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
0
us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
100000
us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
100000
CY2024Q2 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-300000
CY2023Q2 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-300000
us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-700000
us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-600000
CY2024Q2 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
31000000
CY2023Q2 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
18700000
us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
37500000
us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
52600000
CY2023Q2 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
-300000
us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
0
CY2024Q2 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-300000
CY2023Q2 us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-300000
us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-700000
us-gaap Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
-600000
CY2024Q2 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
31000000
CY2023Q2 us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
18700000
us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
37500000
us-gaap Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
52600000
CY2024Q2 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
0
CY2023Q2 us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
-300000
us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
0
us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
400000
CY2024Q2 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
31000000
CY2023Q2 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
19000000
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
37500000
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
52200000
CY2024Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
48900000
CY2023Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
66500000
CY2024Q2 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
6900000
CY2023Q4 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
6500000
CY2024Q2 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
224100000
CY2023Q4 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
202400000
CY2024Q2 us-gaap Inventory Net
InventoryNet
402300000
CY2023Q4 us-gaap Inventory Net
InventoryNet
395700000
CY2024Q2 kop Derivative Fair Value Of Derivative Current Assets
DerivativeFairValueOfDerivativeCurrentAssets
16000000
CY2023Q4 kop Derivative Fair Value Of Derivative Current Assets
DerivativeFairValueOfDerivativeCurrentAssets
7100000
CY2024Q2 us-gaap Other Assets Current
OtherAssetsCurrent
30100000
CY2023Q4 us-gaap Other Assets Current
OtherAssetsCurrent
27300000
CY2024Q2 us-gaap Assets Current
AssetsCurrent
721400000
CY2023Q4 us-gaap Assets Current
AssetsCurrent
699000000
CY2024Q2 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
493000000
CY2023Q4 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
473200000
CY2024Q2 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
671300000
CY2023Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
631700000
CY2024Q2 us-gaap Goodwill
Goodwill
319000000
CY2023Q4 us-gaap Goodwill
Goodwill
294400000
CY2024Q2 us-gaap Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
127200000
CY2023Q4 us-gaap Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
102200000
CY2024Q2 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
89000000
CY2023Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
90500000
CY2024Q2 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
9400000
CY2023Q4 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
10400000
CY2024Q2 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
10700000
CY2023Q4 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
7300000
CY2024Q2 us-gaap Assets
Assets
1948000000
CY2023Q4 us-gaap Assets
Assets
1835500000
us-gaap Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
400000
CY2024Q2 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
31000000
CY2023Q2 us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
19000000
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
37500000
us-gaap Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
52200000
CY2024Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
48900000
CY2023Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
66500000
CY2024Q2 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
6900000
CY2023Q4 us-gaap Allowance For Doubtful Accounts Receivable Current
AllowanceForDoubtfulAccountsReceivableCurrent
6500000
CY2024Q2 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
224100000
CY2023Q4 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
202400000
CY2024Q2 us-gaap Inventory Net
InventoryNet
402300000
CY2023Q4 us-gaap Inventory Net
InventoryNet
395700000
CY2024Q2 kop Derivative Fair Value Of Derivative Current Assets
DerivativeFairValueOfDerivativeCurrentAssets
16000000
CY2023Q4 kop Derivative Fair Value Of Derivative Current Assets
DerivativeFairValueOfDerivativeCurrentAssets
7100000
CY2024Q2 us-gaap Other Assets Current
OtherAssetsCurrent
30100000
CY2023Q4 us-gaap Other Assets Current
OtherAssetsCurrent
27300000
CY2024Q2 us-gaap Assets Current
AssetsCurrent
721400000
CY2023Q4 us-gaap Assets Current
AssetsCurrent
699000000
CY2024Q2 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
493000000
CY2023Q4 us-gaap Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
473200000
CY2024Q2 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
671300000
CY2023Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
631700000
CY2024Q2 us-gaap Goodwill
Goodwill
319000000
CY2023Q4 us-gaap Goodwill
Goodwill
294400000
CY2024Q2 us-gaap Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
127200000
CY2023Q4 us-gaap Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
102200000
CY2024Q2 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
89000000
CY2023Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
90500000
CY2024Q2 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
9400000
CY2023Q4 us-gaap Deferred Income Tax Assets Net
DeferredIncomeTaxAssetsNet
10400000
CY2024Q2 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
10700000
CY2023Q4 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
7300000
CY2023Q4 us-gaap Assets
Assets
1835500000
CY2024Q2 us-gaap Accounts Payable Current
AccountsPayableCurrent
184000000
CY2023Q4 us-gaap Accounts Payable Current
AccountsPayableCurrent
202900000
CY2024Q2 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
72100000
CY2023Q4 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
95100000
CY2024Q2 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
23800000
CY2023Q4 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
22900000
CY2024Q2 us-gaap Long Term Debt Current
LongTermDebtCurrent
5000000
CY2023Q4 us-gaap Long Term Debt Current
LongTermDebtCurrent
5000000
CY2024Q2 us-gaap Liabilities Current
LiabilitiesCurrent
284900000
CY2023Q4 us-gaap Liabilities Current
LiabilitiesCurrent
325900000
CY2024Q2 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
986700000
CY2024Q2 us-gaap Accounts Payable Current
AccountsPayableCurrent
184000000
CY2023Q4 us-gaap Accounts Payable Current
AccountsPayableCurrent
202900000
CY2024Q2 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
72100000
CY2023Q4 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
95100000
CY2024Q2 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
23800000
CY2023Q4 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
22900000
CY2024Q2 us-gaap Long Term Debt Current
LongTermDebtCurrent
5000000
CY2023Q4 us-gaap Long Term Debt Current
LongTermDebtCurrent
5000000
CY2024Q2 us-gaap Liabilities Current
LiabilitiesCurrent
284900000
CY2023Q4 us-gaap Liabilities Current
LiabilitiesCurrent
325900000
CY2024Q2 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
986700000
CY2023Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
835400000
CY2024Q2 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
65200000
CY2023Q4 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
67400000
CY2024Q2 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
27600000
CY2023Q4 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
31600000
CY2024Q2 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
28900000
CY2023Q4 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
25900000
CY2024Q2 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
41400000
CY2023Q4 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
46300000
CY2024Q2 us-gaap Liabilities
Liabilities
1434700000
CY2023Q4 us-gaap Liabilities
Liabilities
1332500000
CY2024Q2 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.01
CY2023Q4 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.01
CY2024Q2 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
10000000
CY2023Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
10000000
CY2024Q2 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0
CY2023Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0
CY2023Q4 us-gaap Preferred Stock Value
PreferredStockValue
0
CY2024Q2 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.01
CY2024Q2 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
80000000
CY2023Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
80000000
CY2024Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25695602
CY2023Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25163238
CY2024Q2 us-gaap Common Stock Value
CommonStockValue
300000
CY2023Q4 us-gaap Common Stock Value
CommonStockValue
300000
CY2024Q2 us-gaap Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
306100000
CY2023Q4 us-gaap Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
291100000
CY2024Q2 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
480700000
CY2023Q4 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-88800000
CY2023Q4 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
4302996
CY2024Q2 us-gaap Treasury Stock Value
TreasuryStockValue
186800000
CY2023Q4 us-gaap Treasury Stock Value
TreasuryStockValue
147700000
CY2024Q2 us-gaap Stockholders Equity
StockholdersEquity
509200000
CY2023Q4 us-gaap Stockholders Equity
StockholdersEquity
498900000
CY2023Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
835400000
CY2024Q2 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
65200000
CY2024Q2 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
27600000
CY2023Q4 us-gaap Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent
PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent
31600000
CY2024Q2 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
28900000
CY2023Q4 us-gaap Deferred Income Tax Liabilities Net
DeferredIncomeTaxLiabilitiesNet
25900000
CY2024Q2 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
41400000
CY2023Q4 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
46300000
CY2024Q2 us-gaap Liabilities
Liabilities
1434700000
CY2023Q4 us-gaap Liabilities
Liabilities
1332500000
CY2024Q2 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.01
CY2023Q4 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.01
CY2024Q2 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
10000000
CY2023Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
10000000
CY2024Q2 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0
CY2023Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
0
CY2024Q2 us-gaap Preferred Stock Value
PreferredStockValue
0
CY2023Q4 us-gaap Preferred Stock Value
PreferredStockValue
0
CY2024Q2 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.01
CY2023Q4 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.01
CY2024Q2 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
80000000
CY2023Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
80000000
CY2024Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25695602
CY2023Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25163238
CY2024Q2 us-gaap Common Stock Value
CommonStockValue
300000
CY2023Q4 us-gaap Common Stock Value
CommonStockValue
300000
CY2024Q2 us-gaap Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
306100000
CY2023Q4 us-gaap Additional Paid In Capital Common Stock
AdditionalPaidInCapitalCommonStock
291100000
CY2024Q2 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
480700000
CY2023Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
444000000
CY2024Q2 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-91100000
CY2023Q4 us-gaap Accumulated Other Comprehensive Income Loss Net Of Tax
AccumulatedOtherComprehensiveIncomeLossNetOfTax
-88800000
CY2024Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
5176306
CY2023Q4 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
4302996
CY2024Q2 us-gaap Treasury Stock Value
TreasuryStockValue
186800000
CY2023Q4 us-gaap Treasury Stock Value
TreasuryStockValue
147700000
CY2024Q2 us-gaap Stockholders Equity
StockholdersEquity
509200000
CY2023Q4 us-gaap Stockholders Equity
StockholdersEquity
498900000
CY2024Q2 us-gaap Minority Interest
MinorityInterest
4100000
CY2023Q4 us-gaap Minority Interest
MinorityInterest
4100000
CY2024Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
513300000
CY2023Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
503000000
CY2024Q2 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
1948000000
CY2023Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
1835500000
us-gaap Profit Loss
ProfitLoss
39800000
us-gaap Profit Loss
ProfitLoss
50600000
CY2024Q2 us-gaap Minority Interest
MinorityInterest
4100000
CY2023Q4 us-gaap Minority Interest
MinorityInterest
4100000
CY2024Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
513300000
CY2024Q2 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
1948000000
CY2023Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
1835500000
us-gaap Profit Loss
ProfitLoss
39800000
us-gaap Profit Loss
ProfitLoss
50600000
kop Depreciation And Amortization1
DepreciationAndAmortization1
34300000
kop Depreciation And Amortization1
DepreciationAndAmortization1
28400000
us-gaap Share Based Compensation
ShareBasedCompensation
10900000
us-gaap Share Based Compensation
ShareBasedCompensation
7800000
kop Change In Derivative Liability
ChangeInDerivativeLiability
3000000
kop Change In Derivative Liability
ChangeInDerivativeLiability
0
us-gaap Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
1600000
us-gaap Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
3300000
us-gaap Gain Loss On Sale Of Other Assets
GainLossOnSaleOfOtherAssets
100000
us-gaap Gain Loss On Sale Of Other Assets
GainLossOnSaleOfOtherAssets
1800000
us-gaap Unusual Or Infrequent Item Insurance Proceeds
UnusualOrInfrequentItemInsuranceProceeds
1000000
us-gaap Unusual Or Infrequent Item Insurance Proceeds
UnusualOrInfrequentItemInsuranceProceeds
100000
us-gaap Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
500000
us-gaap Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
900000
us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
-5600000
us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
-900000
us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
-800000
us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
-700000
us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
20700000
us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
41800000
us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
-3100000
us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
17200000
us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
-17100000
us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
-7500000
us-gaap Increase Decrease In Accrued Liabilities
IncreaseDecreaseInAccruedLiabilities
-25000000
us-gaap Increase Decrease In Accrued Liabilities
IncreaseDecreaseInAccruedLiabilities
-18700000
us-gaap Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
3600000
us-gaap Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
5800000
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
14900000
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
-2100000
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
43400000
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
62600000
us-gaap Proceeds From Sale Of Insurance Investments
ProceedsFromSaleOfInsuranceInvestments
1000000
us-gaap Proceeds From Sale Of Insurance Investments
ProceedsFromSaleOfInsuranceInvestments
100000
us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
99800000
us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
0
us-gaap Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
600000
us-gaap Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
1900000
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-141600000
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-60600000
us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
475700000
kop Depreciation And Amortization1
DepreciationAndAmortization1
34300000
kop Depreciation And Amortization1
DepreciationAndAmortization1
28400000
us-gaap Share Based Compensation
ShareBasedCompensation
10900000
us-gaap Share Based Compensation
ShareBasedCompensation
7800000
kop Change In Derivative Liability
ChangeInDerivativeLiability
3000000
kop Change In Derivative Liability
ChangeInDerivativeLiability
0
us-gaap Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
1600000
us-gaap Amortization Of Debt Discount Premium
AmortizationOfDebtDiscountPremium
3300000
us-gaap Gain Loss On Sale Of Other Assets
GainLossOnSaleOfOtherAssets
100000
us-gaap Gain Loss On Sale Of Other Assets
GainLossOnSaleOfOtherAssets
1800000
us-gaap Unusual Or Infrequent Item Insurance Proceeds
UnusualOrInfrequentItemInsuranceProceeds
1000000
us-gaap Unusual Or Infrequent Item Insurance Proceeds
UnusualOrInfrequentItemInsuranceProceeds
100000
us-gaap Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
500000
us-gaap Deferred Income Taxes And Tax Credits
DeferredIncomeTaxesAndTaxCredits
900000
us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
-5600000
us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
-900000
us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
-800000
us-gaap Other Noncash Income Expense
OtherNoncashIncomeExpense
-700000
us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
20700000
us-gaap Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
41800000
us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
-3100000
us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
17200000
us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
-17100000
us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
-7500000
us-gaap Increase Decrease In Accrued Liabilities
IncreaseDecreaseInAccruedLiabilities
-25000000
us-gaap Increase Decrease In Accrued Liabilities
IncreaseDecreaseInAccruedLiabilities
-18700000
us-gaap Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
3600000
us-gaap Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
5800000
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
14900000
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
-2100000
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
43400000
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
62600000
us-gaap Proceeds From Sale Of Insurance Investments
ProceedsFromSaleOfInsuranceInvestments
1000000
us-gaap Proceeds From Sale Of Insurance Investments
ProceedsFromSaleOfInsuranceInvestments
100000
us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
99800000
us-gaap Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
0
us-gaap Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
600000
us-gaap Proceeds From Sale Of Productive Assets
ProceedsFromSaleOfProductiveAssets
1900000
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-141600000
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-60600000
us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
475700000
us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
764300000
us-gaap Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
421900000
us-gaap Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
561200000
us-gaap Proceeds From Issuance Of Debt
ProceedsFromIssuanceOfDebt
100000000
us-gaap Proceeds From Issuance Of Debt
ProceedsFromIssuanceOfDebt
388000000
us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
3200000
us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
501000000
us-gaap Proceeds From Lines Of Credit
ProceedsFromLinesOfCredit
764300000
us-gaap Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
421900000
us-gaap Repayments Of Lines Of Credit
RepaymentsOfLinesOfCredit
561200000
us-gaap Proceeds From Issuance Of Debt
ProceedsFromIssuanceOfDebt
100000000
us-gaap Proceeds From Issuance Of Debt
ProceedsFromIssuanceOfDebt
388000000
us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
3200000
us-gaap Repayments Of Long Term Debt
RepaymentsOfLongTermDebt
501000000
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
4100000
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
1800000
us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
39100000
us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
5900000
us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
900000
us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
4900000
us-gaap Payments Of Dividends
PaymentsOfDividends
3100000
us-gaap Payments Of Dividends
PaymentsOfDividends
2500000
us-gaap Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations
EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
-2500000
us-gaap Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations
EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
-1000000
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
-17600000
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
14900000
CY2023Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
66500000
CY2023Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
48200000
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
9000000
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
8600000
us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
3500000
us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
6000000
kop Noncash Or Part Noncash Acquisition Noncash Consideration
NoncashOrPartNoncashAcquisitionNoncashConsideration
2700000
kop Noncash Or Part Noncash Acquisition Noncash Consideration
NoncashOrPartNoncashAcquisitionNoncashConsideration
0
CY2024Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.07
CY2023Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.06
us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.14
us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.12
CY2024Q1 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
509900000
CY2023Q1 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
434900000
CY2023Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
503000000
CY2022Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
403000000
CY2024Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
513300000
CY2023Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
456600000
CY2024Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
513300000
CY2023Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
456600000
CY2024Q2 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
5200000
CY2023Q2 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
600000
us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
6300000
us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
2300000
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
4100000
us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
39100000
us-gaap Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
5900000
us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
900000
us-gaap Payments Of Debt Issuance Costs
PaymentsOfDebtIssuanceCosts
4900000
us-gaap Payments Of Dividends
PaymentsOfDividends
3100000
us-gaap Payments Of Dividends
PaymentsOfDividends
2500000
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
111600000
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
78600000
us-gaap Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations
EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
-2500000
us-gaap Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations
EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
-1000000
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
-17600000
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
14900000
CY2023Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
66500000
CY2022Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
33300000
CY2024Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
48900000
CY2023Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
48200000
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
9000000
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
8600000
us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
3500000
us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
6000000
kop Noncash Or Part Noncash Acquisition Noncash Consideration
NoncashOrPartNoncashAcquisitionNoncashConsideration
2700000
kop Noncash Or Part Noncash Acquisition Noncash Consideration
NoncashOrPartNoncashAcquisitionNoncashConsideration
0
CY2024Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.07
CY2023Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.06
us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.14
CY2024Q1 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
509900000
CY2023Q1 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
434900000
CY2023Q4 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
503000000
CY2024Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
513300000
CY2023Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
456600000
CY2024Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
513300000
CY2023Q2 us-gaap Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
456600000
CY2024Q2 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
5200000
CY2023Q2 us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
600000
us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
6300000
us-gaap Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net
DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
2300000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents
102500000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Receivables
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
5200000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Inventory
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
14400000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
28000000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Other Than Goodwill
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
32300000
CY2024Q2 kop Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Operating Lease Right Of Use Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets
2400000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets
82300000
CY2024Q2 kop Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable And Accrued Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAndAccruedLiabilities
3100000
CY2024Q2 kop Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Operating Lease Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentOperatingLeaseLiabilities
1100000
CY2024Q2 kop Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Operating Lease Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiabilities
1300000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
5500000
CY2024Q2 us-gaap Goodwill
Goodwill
25700000
CY2024Q2 us-gaap Finite Lived Intangible Asset Useful Life
FiniteLivedIntangibleAssetUsefulLife
P15Y
CY2024Q1 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25630000
CY2023Q1 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
24785000
CY2023Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25163000
CY2022Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
24547000
CY2024Q2 us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
66000
CY2023Q2 us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
53000
us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
533000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents
102500000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Receivables
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
5200000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Inventory
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
14400000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
28000000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Other Than Goodwill
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
32300000
CY2024Q2 kop Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Operating Lease Right Of Use Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets
2400000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Assets
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentAssets
82300000
CY2024Q2 kop Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable And Accrued Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayableAndAccruedLiabilities
3100000
CY2024Q2 kop Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Operating Lease Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentOperatingLeaseLiabilities
1100000
CY2024Q2 kop Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Operating Lease Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiabilities
1300000
CY2024Q2 us-gaap Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
5500000
CY2024Q2 us-gaap Goodwill
Goodwill
25700000
CY2024Q2 us-gaap Finite Lived Intangible Asset Useful Life
FiniteLivedIntangibleAssetUsefulLife
P15Y
CY2024Q1 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25630000
CY2023Q1 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
24785000
CY2023Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25163000
CY2022Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
24547000
CY2024Q2 us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
66000
CY2023Q2 us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
53000
us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
533000
us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
291000
CY2024Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25696000
CY2023Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
24838000
CY2024Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25696000
CY2023Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
24838000
CY2024Q1 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
4442000
CY2023Q1 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
3962000
CY2023Q4 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
4303000
CY2022Q4 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
3784000
CY2024Q2 us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
734000
CY2023Q2 us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
3000
us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
873000
us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
181000
CY2024Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
5176000
CY2023Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
3965000
CY2024Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
5176000
CY2023Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
3965000
CY2024Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
20520000
CY2023Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
20873000
CY2024Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
20520000
CY2023Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
20873000
CY2024Q2 us-gaap Net Income Loss
NetIncomeLoss
26800000
CY2023Q2 us-gaap Net Income Loss
NetIncomeLoss
24500000
us-gaap Net Income Loss
NetIncomeLoss
39800000
us-gaap Net Income Loss
NetIncomeLoss
50000000.0
CY2024Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20901000
CY2023Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20843000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20983000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20842000
CY2024Q2 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
658000
CY2023Q2 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
508000
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
726000
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
524000
CY2024Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21559000
CY2023Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21351000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21709000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21366000
CY2024Q2 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.29
CY2023Q2 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.17
us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.9
us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
2.4
CY2024Q2 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.25
CY2023Q2 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.15
us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.83
us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
2.34
us-gaap Stock Issued During Period Shares Employee Stock Purchase Plans
StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans
291000
CY2024Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25696000
CY2023Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
24838000
CY2024Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
25696000
CY2023Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
24838000
CY2024Q1 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
4442000
CY2023Q1 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
3962000
CY2023Q4 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
4303000
CY2022Q4 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
3784000
CY2024Q2 us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
734000
CY2023Q2 us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
3000
us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
873000
us-gaap Treasury Stock Shares Acquired
TreasuryStockSharesAcquired
181000
CY2024Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
5176000
CY2023Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
3965000
CY2024Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
5176000
CY2023Q2 us-gaap Treasury Stock Common Shares
TreasuryStockCommonShares
3965000
CY2024Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
20520000
CY2023Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
20873000
CY2024Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
20520000
CY2023Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
20873000
CY2024Q2 us-gaap Net Income Loss
NetIncomeLoss
26800000
CY2023Q2 us-gaap Net Income Loss
NetIncomeLoss
24500000
us-gaap Net Income Loss
NetIncomeLoss
39800000
us-gaap Net Income Loss
NetIncomeLoss
50000000.0
CY2024Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20901000
CY2023Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20843000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20983000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
20842000
CY2024Q2 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
658000
CY2023Q2 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
508000
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
726000
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
524000
CY2024Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21559000
CY2023Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21351000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21709000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
21366000
CY2024Q2 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.29
CY2023Q2 us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.17
us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
1.9
us-gaap Income Loss From Continuing Operations Per Basic Share
IncomeLossFromContinuingOperationsPerBasicShare
2.4
CY2024Q2 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.25
CY2023Q2 us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.15
us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
1.83
us-gaap Income Loss From Continuing Operations Per Diluted Share
IncomeLossFromContinuingOperationsPerDilutedShare
2.34
CY2024Q2 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
76000
CY2023Q2 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
494000
us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
52000
us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
619000
CY2024Q2 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares
0
CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
1112102
CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
33.62
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
327823
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
48.95
kop Share Based Compensation Arrangement By Credited From Dividends
ShareBasedCompensationArrangementByCreditedFromDividends
190
kop Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Credited From Dividends
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsCreditedFromDividends
43.52
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
359296
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
30.99
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
9471
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
33.54
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
1071348
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
39.19
CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
706868
CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
27.51
us-gaap Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
145131
us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
25.97
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
561737
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
27.91
us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2
P4Y8M1D
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
5700000
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
489962
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
27.39
us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1
P4Y3M18D
CY2024Q2 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
5300000
CY2024Q2 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
76000
CY2023Q2 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
494000
us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
52000
us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
619000
CY2024Q2 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares
0
CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
1112102
CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
33.62
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
327823
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
48.95
kop Share Based Compensation Arrangement By Credited From Dividends
ShareBasedCompensationArrangementByCreditedFromDividends
190
kop Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Credited From Dividends
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsCreditedFromDividends
43.52
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
359296
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
30.99
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
9471
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
33.54
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
1071348
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
39.19
CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
706868
CY2023Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
27.51
us-gaap Stock Issued During Period Shares Stock Options Exercised
StockIssuedDuringPeriodSharesStockOptionsExercised
145131
us-gaap Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
25.97
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
561737
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
27.91
us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2
P4Y8M1D
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
5700000
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
489962
CY2024Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
27.39
us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1
P4Y3M18D
CY2024Q2 us-gaap Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1
SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
5300000
CY2024Q2 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
1500000
CY2023Q2 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
1100000
us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
3000000
us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
2200000
CY2024Q2 us-gaap Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
4000000
CY2023Q2 us-gaap Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
2700000
us-gaap Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
7900000
us-gaap Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
5600000
us-gaap Number Of Reportable Segments
NumberOfReportableSegments
3
CY2024Q2 us-gaap Contract With Customer Asset Net Current
ContractWithCustomerAssetNetCurrent
3000000
CY2023Q4 us-gaap Contract With Customer Asset Net Current
ContractWithCustomerAssetNetCurrent
7800000
CY2024Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
563200000
CY2023Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
577200000
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
1060800000
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
1090600000
CY2024Q2 us-gaap Depreciation And Amortization
DepreciationAndAmortization
18200000
CY2023Q2 us-gaap Depreciation And Amortization
DepreciationAndAmortization
14400000
us-gaap Depreciation And Amortization
DepreciationAndAmortization
34300000
us-gaap Depreciation And Amortization
DepreciationAndAmortization
28400000
CY2024Q2 us-gaap Inventory Lifo Reserve Effect On Income Net
InventoryLIFOReserveEffectOnIncomeNet
1500000
CY2023Q2 us-gaap Inventory Lifo Reserve Effect On Income Net
InventoryLIFOReserveEffectOnIncomeNet
200000
us-gaap Inventory Lifo Reserve Effect On Income Net
InventoryLIFOReserveEffectOnIncomeNet
4100000
us-gaap Inventory Lifo Reserve Effect On Income Net
InventoryLIFOReserveEffectOnIncomeNet
400000
CY2024Q2 kop Impairment Restructuring And Plant Closure Benefits Costs
ImpairmentRestructuringAndPlantClosureBenefitsCosts
0
CY2023Q2 kop Impairment Restructuring And Plant Closure Benefits Costs
ImpairmentRestructuringAndPlantClosureBenefitsCosts
0
kop Impairment Restructuring And Plant Closure Benefits Costs
ImpairmentRestructuringAndPlantClosureBenefitsCosts
0
kop Impairment Restructuring And Plant Closure Benefits Costs
ImpairmentRestructuringAndPlantClosureBenefitsCosts
100000
CY2024Q2 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
CY2023Q2 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
1800000
CY2024Q2 kop Changes In Derivative Liability
ChangesInDerivativeLiability
1300000
kop Changes In Derivative Liability
ChangesInDerivativeLiability
0
CY2024Q2 kop Acquisition Inventory Step Up Amortization
AcquisitionInventoryStepUpAmortization
-1500000
CY2024Q2 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
1500000
CY2023Q2 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
1100000
us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
3000000
us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
2200000
CY2024Q2 us-gaap Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
4000000
CY2023Q2 us-gaap Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
2700000
us-gaap Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
7900000
us-gaap Allocated Share Based Compensation Expense Net Of Tax
AllocatedShareBasedCompensationExpenseNetOfTax
5600000
us-gaap Number Of Reportable Segments
NumberOfReportableSegments
3
CY2024Q2 us-gaap Contract With Customer Asset Net Current
ContractWithCustomerAssetNetCurrent
3000000
CY2023Q4 us-gaap Contract With Customer Asset Net Current
ContractWithCustomerAssetNetCurrent
7800000
CY2024Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
563200000
CY2023Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
577200000
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
1060800000
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
1090600000
CY2024Q2 us-gaap Depreciation And Amortization
DepreciationAndAmortization
18200000
CY2023Q2 us-gaap Depreciation And Amortization
DepreciationAndAmortization
14400000
us-gaap Depreciation And Amortization
DepreciationAndAmortization
34300000
us-gaap Depreciation And Amortization
DepreciationAndAmortization
28400000
CY2024Q2 us-gaap Inventory Lifo Reserve Effect On Income Net
InventoryLIFOReserveEffectOnIncomeNet
1500000
CY2023Q2 us-gaap Inventory Lifo Reserve Effect On Income Net
InventoryLIFOReserveEffectOnIncomeNet
200000
us-gaap Inventory Lifo Reserve Effect On Income Net
InventoryLIFOReserveEffectOnIncomeNet
4100000
us-gaap Inventory Lifo Reserve Effect On Income Net
InventoryLIFOReserveEffectOnIncomeNet
400000
CY2024Q2 kop Impairment Restructuring And Plant Closure Benefits Costs
ImpairmentRestructuringAndPlantClosureBenefitsCosts
0
CY2023Q2 kop Impairment Restructuring And Plant Closure Benefits Costs
ImpairmentRestructuringAndPlantClosureBenefitsCosts
0
kop Impairment Restructuring And Plant Closure Benefits Costs
ImpairmentRestructuringAndPlantClosureBenefitsCosts
0
kop Impairment Restructuring And Plant Closure Benefits Costs
ImpairmentRestructuringAndPlantClosureBenefitsCosts
100000
CY2024Q2 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
CY2023Q2 us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
0
us-gaap Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
1800000
CY2024Q2 kop Changes In Derivative Liability
ChangesInDerivativeLiability
1300000
CY2023Q2 kop Changes In Derivative Liability
ChangesInDerivativeLiability
-1100000
kop Changes In Derivative Liability
ChangesInDerivativeLiability
3000000
kop Changes In Derivative Liability
ChangesInDerivativeLiability
0
CY2024Q2 kop Acquisition Inventory Step Up Amortization
AcquisitionInventoryStepUpAmortization
-1500000
CY2023Q2 kop Acquisition Inventory Step Up Amortization
AcquisitionInventoryStepUpAmortization
0
kop Acquisition Inventory Step Up Amortization
AcquisitionInventoryStepUpAmortization
-1500000
kop Acquisition Inventory Step Up Amortization
AcquisitionInventoryStepUpAmortization
0
CY2024Q2 kop Interest Expense Excluded From Determination Of Segment Profit
InterestExpenseExcludedFromDeterminationOfSegmentProfit
20600000
CY2023Q2 kop Interest Expense Excluded From Determination Of Segment Profit
InterestExpenseExcludedFromDeterminationOfSegmentProfit
20300000
kop Interest Expense Excluded From Determination Of Segment Profit
InterestExpenseExcludedFromDeterminationOfSegmentProfit
37700000
kop Interest Expense Excluded From Determination Of Segment Profit
InterestExpenseExcludedFromDeterminationOfSegmentProfit
34300000
CY2024Q2 kop Depreciation And Amortization Including Impairment And Restructuring
DepreciationAndAmortizationIncludingImpairmentAndRestructuring
18200000
CY2023Q2 kop Depreciation And Amortization Including Impairment And Restructuring
DepreciationAndAmortizationIncludingImpairmentAndRestructuring
14400000
kop Depreciation And Amortization Including Impairment And Restructuring
DepreciationAndAmortizationIncludingImpairmentAndRestructuring
34300000
kop Depreciation And Amortization Including Impairment And Restructuring
DepreciationAndAmortizationIncludingImpairmentAndRestructuring
28400000
CY2024Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
10200000
CY2023Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
9900000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
14600000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
19800000
CY2024Q2 us-gaap Profit Loss
ProfitLoss
26800000
CY2023Q2 us-gaap Profit Loss
ProfitLoss
24400000
us-gaap Profit Loss
ProfitLoss
39800000
us-gaap Profit Loss
ProfitLoss
50600000
CY2024Q2 us-gaap Assets
Assets
1948000000
CY2023Q4 us-gaap Assets
Assets
1835500000
CY2024Q2 us-gaap Goodwill
Goodwill
319000000
CY2023Q4 us-gaap Goodwill
Goodwill
294400000
us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
us-gaap Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential
EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
0.039
us-gaap Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential
EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
0.042
us-gaap Effective Income Tax Rate Reconciliation Nondeductible Expense
EffectiveIncomeTaxRateReconciliationNondeductibleExpense
0.019
us-gaap Effective Income Tax Rate Reconciliation Nondeductible Expense
EffectiveIncomeTaxRateReconciliationNondeductibleExpense
0.013
us-gaap Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
0.01
us-gaap Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
0.014
us-gaap Effective Income Tax Rate Reconciliation Tax Contingencies
EffectiveIncomeTaxRateReconciliationTaxContingencies
0.001
us-gaap Effective Income Tax Rate Reconciliation Tax Contingencies
EffectiveIncomeTaxRateReconciliationTaxContingencies
0.001
us-gaap Effective Income Tax Rate Reconciliation Gilti Percent
EffectiveIncomeTaxRateReconciliationGiltiPercent
0
us-gaap Effective Income Tax Rate Reconciliation Gilti Percent
EffectiveIncomeTaxRateReconciliationGiltiPercent
0.001
CY2023Q2 kop Acquisition Inventory Step Up Amortization
AcquisitionInventoryStepUpAmortization
0
kop Acquisition Inventory Step Up Amortization
AcquisitionInventoryStepUpAmortization
-1500000
kop Acquisition Inventory Step Up Amortization
AcquisitionInventoryStepUpAmortization
0
CY2024Q2 kop Interest Expense Excluded From Determination Of Segment Profit
InterestExpenseExcludedFromDeterminationOfSegmentProfit
20600000
CY2023Q2 kop Interest Expense Excluded From Determination Of Segment Profit
InterestExpenseExcludedFromDeterminationOfSegmentProfit
20300000
kop Interest Expense Excluded From Determination Of Segment Profit
InterestExpenseExcludedFromDeterminationOfSegmentProfit
37700000
kop Interest Expense Excluded From Determination Of Segment Profit
InterestExpenseExcludedFromDeterminationOfSegmentProfit
34300000
CY2024Q2 kop Depreciation And Amortization Including Impairment And Restructuring
DepreciationAndAmortizationIncludingImpairmentAndRestructuring
18200000
CY2023Q2 kop Depreciation And Amortization Including Impairment And Restructuring
DepreciationAndAmortizationIncludingImpairmentAndRestructuring
14400000
kop Depreciation And Amortization Including Impairment And Restructuring
DepreciationAndAmortizationIncludingImpairmentAndRestructuring
34300000
kop Depreciation And Amortization Including Impairment And Restructuring
DepreciationAndAmortizationIncludingImpairmentAndRestructuring
28400000
CY2024Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
10200000
CY2023Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
9900000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
14600000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
19800000
CY2024Q2 us-gaap Profit Loss
ProfitLoss
26800000
CY2023Q2 us-gaap Profit Loss
ProfitLoss
24400000
us-gaap Profit Loss
ProfitLoss
39800000
us-gaap Profit Loss
ProfitLoss
50600000
CY2024Q2 us-gaap Assets
Assets
1948000000
CY2023Q4 us-gaap Assets
Assets
1835500000
CY2024Q2 us-gaap Goodwill
Goodwill
319000000
CY2023Q4 us-gaap Goodwill
Goodwill
294400000
us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
us-gaap Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
0.21
us-gaap Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential
EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
0.039
us-gaap Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential
EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
0.042
us-gaap Effective Income Tax Rate Reconciliation Nondeductible Expense
EffectiveIncomeTaxRateReconciliationNondeductibleExpense
0.019
us-gaap Effective Income Tax Rate Reconciliation Nondeductible Expense
EffectiveIncomeTaxRateReconciliationNondeductibleExpense
0.013
us-gaap Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
0.01
us-gaap Effective Income Tax Rate Reconciliation State And Local Income Taxes
EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
0.014
us-gaap Effective Income Tax Rate Reconciliation Tax Contingencies
EffectiveIncomeTaxRateReconciliationTaxContingencies
0.001
us-gaap Effective Income Tax Rate Reconciliation Tax Contingencies
EffectiveIncomeTaxRateReconciliationTaxContingencies
0.001
us-gaap Effective Income Tax Rate Reconciliation Gilti Percent
EffectiveIncomeTaxRateReconciliationGiltiPercent
0
us-gaap Effective Income Tax Rate Reconciliation Gilti Percent
EffectiveIncomeTaxRateReconciliationGiltiPercent
0.001
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.279
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.279
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.281
CY2024Q2 kop Income Tax Expense Percentage Of Pre Tax Income Loss
IncomeTaxExpensePercentageOfPreTaxIncomeLoss
0.276
kop Income Tax Expense Percentage Of Pre Tax Income Loss
IncomeTaxExpensePercentageOfPreTaxIncomeLoss
0.268
CY2023Q2 kop Income Tax Expense Percentage Of Pre Tax Income Loss
IncomeTaxExpensePercentageOfPreTaxIncomeLoss
0.289
kop Income Tax Expense Percentage Of Pre Tax Income Loss
IncomeTaxExpensePercentageOfPreTaxIncomeLoss
0.281
kop Minimum Effective Corporate Tax Rate Income As Per Pillar Two
MinimumEffectiveCorporateTaxRateIncomeAsPerPillarTwo
0.15
CY2024Q2 us-gaap Unrecognized Tax Benefits
UnrecognizedTaxBenefits
1600000
CY2023Q4 us-gaap Unrecognized Tax Benefits
UnrecognizedTaxBenefits
1500000
CY2024Q2 us-gaap Inventory Raw Materials
InventoryRawMaterials
349700000
CY2023Q4 us-gaap Inventory Raw Materials
InventoryRawMaterials
348400000
CY2024Q2 us-gaap Inventory Work In Process
InventoryWorkInProcess
15200000
CY2023Q4 us-gaap Inventory Work In Process
InventoryWorkInProcess
17900000
CY2024Q2 us-gaap Inventory Finished Goods
InventoryFinishedGoods
151100000
CY2023Q4 us-gaap Inventory Finished Goods
InventoryFinishedGoods
139000000.0
CY2024Q2 us-gaap Inventory Gross
InventoryGross
516000000.0
CY2023Q4 us-gaap Inventory Gross
InventoryGross
505300000
CY2024Q2 us-gaap Inventory Lifo Reserve
InventoryLIFOReserve
113700000
CY2023Q4 us-gaap Inventory Lifo Reserve
InventoryLIFOReserve
109600000
CY2024Q2 us-gaap Inventory Net
InventoryNet
402300000
CY2023Q4 us-gaap Inventory Net
InventoryNet
395700000
CY2021 us-gaap Gain Loss Related To Litigation Settlement
GainLossRelatedToLitigationSettlement
20000000
CY2024Q2 us-gaap Defined Benefit Plan Service Cost
DefinedBenefitPlanServiceCost
400000
CY2023Q2 us-gaap Defined Benefit Plan Service Cost
DefinedBenefitPlanServiceCost
400000
us-gaap Defined Benefit Plan Service Cost
DefinedBenefitPlanServiceCost
800000
us-gaap Defined Benefit Plan Service Cost
DefinedBenefitPlanServiceCost
800000
CY2024Q2 us-gaap Defined Benefit Plan Interest Cost
DefinedBenefitPlanInterestCost
2100000
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.281
CY2024Q2 kop Income Tax Expense Percentage Of Pre Tax Income Loss
IncomeTaxExpensePercentageOfPreTaxIncomeLoss
0.276
kop Income Tax Expense Percentage Of Pre Tax Income Loss
IncomeTaxExpensePercentageOfPreTaxIncomeLoss
0.268
CY2023Q2 kop Income Tax Expense Percentage Of Pre Tax Income Loss
IncomeTaxExpensePercentageOfPreTaxIncomeLoss
0.289
kop Income Tax Expense Percentage Of Pre Tax Income Loss
IncomeTaxExpensePercentageOfPreTaxIncomeLoss
0.281
kop Minimum Effective Corporate Tax Rate Income As Per Pillar Two
MinimumEffectiveCorporateTaxRateIncomeAsPerPillarTwo
0.15
CY2024Q2 us-gaap Unrecognized Tax Benefits
UnrecognizedTaxBenefits
1600000
CY2023Q4 us-gaap Unrecognized Tax Benefits
UnrecognizedTaxBenefits
1500000
CY2024Q2 us-gaap Inventory Raw Materials
InventoryRawMaterials
349700000
CY2023Q4 us-gaap Inventory Raw Materials
InventoryRawMaterials
348400000
CY2024Q2 us-gaap Inventory Work In Process
InventoryWorkInProcess
15200000
CY2023Q4 us-gaap Inventory Work In Process
InventoryWorkInProcess
17900000
CY2024Q2 us-gaap Inventory Finished Goods
InventoryFinishedGoods
151100000
CY2023Q4 us-gaap Inventory Finished Goods
InventoryFinishedGoods
139000000.0
CY2024Q2 us-gaap Inventory Gross
InventoryGross
516000000.0
CY2023Q4 us-gaap Inventory Gross
InventoryGross
505300000
CY2024Q2 us-gaap Inventory Lifo Reserve
InventoryLIFOReserve
113700000
CY2023Q4 us-gaap Inventory Lifo Reserve
InventoryLIFOReserve
109600000
CY2024Q2 us-gaap Inventory Net
InventoryNet
402300000
CY2023Q4 us-gaap Inventory Net
InventoryNet
395700000
CY2021 us-gaap Gain Loss Related To Litigation Settlement
GainLossRelatedToLitigationSettlement
20000000
CY2024Q2 us-gaap Defined Benefit Plan Service Cost
DefinedBenefitPlanServiceCost
400000
CY2023Q2 us-gaap Defined Benefit Plan Service Cost
DefinedBenefitPlanServiceCost
400000
us-gaap Defined Benefit Plan Service Cost
DefinedBenefitPlanServiceCost
800000
us-gaap Defined Benefit Plan Service Cost
DefinedBenefitPlanServiceCost
800000
CY2024Q2 us-gaap Defined Benefit Plan Interest Cost
DefinedBenefitPlanInterestCost
2100000
CY2023Q2 us-gaap Defined Benefit Plan Interest Cost
DefinedBenefitPlanInterestCost
2000000.0
CY2023Q2 us-gaap Defined Benefit Plan Interest Cost
DefinedBenefitPlanInterestCost
2000000.0
us-gaap Defined Benefit Plan Interest Cost
DefinedBenefitPlanInterestCost
4000000
us-gaap Defined Benefit Plan Interest Cost
DefinedBenefitPlanInterestCost
4100000
CY2024Q2 us-gaap Defined Benefit Plan Expected Return On Plan Assets
DefinedBenefitPlanExpectedReturnOnPlanAssets
1600000
CY2023Q2 us-gaap Defined Benefit Plan Expected Return On Plan Assets
DefinedBenefitPlanExpectedReturnOnPlanAssets
1800000
us-gaap Defined Benefit Plan Expected Return On Plan Assets
DefinedBenefitPlanExpectedReturnOnPlanAssets
3100000
us-gaap Defined Benefit Plan Expected Return On Plan Assets
DefinedBenefitPlanExpectedReturnOnPlanAssets
3500000
CY2024Q2 us-gaap Defined Benefit Plan Amortization Of Gains Losses
DefinedBenefitPlanAmortizationOfGainsLosses
-500000
CY2023Q2 us-gaap Defined Benefit Plan Amortization Of Gains Losses
DefinedBenefitPlanAmortizationOfGainsLosses
-600000
us-gaap Defined Benefit Plan Amortization Of Gains Losses
DefinedBenefitPlanAmortizationOfGainsLosses
-1000000
us-gaap Defined Benefit Plan Amortization Of Gains Losses
DefinedBenefitPlanAmortizationOfGainsLosses
-1100000
CY2024Q2 us-gaap Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
1400000
CY2023Q2 us-gaap Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
1200000
us-gaap Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
2700000
us-gaap Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
2500000
CY2024Q2 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
1700000
CY2023Q2 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
2400000
us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
4700000
us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
4900000
CY2024Q2 us-gaap Long Term Debt
LongTermDebt
1000600000
CY2023Q4 us-gaap Long Term Debt
LongTermDebt
849400000
CY2024Q2 us-gaap Long Term Debt Current
LongTermDebtCurrent
5000000
CY2023Q4 us-gaap Long Term Debt Current
LongTermDebtCurrent
5000000
CY2024Q2 us-gaap Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net
DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
-8900000
CY2023Q4 us-gaap Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net
DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
-9000000
CY2024Q2 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
986700000
CY2023Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
835400000
CY2024Q2 us-gaap Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
730000000
us-gaap Maximum Length Of Time Hedged In Cash Flow Hedge1
MaximumLengthOfTimeHedgedInCashFlowHedge1
P36M
CY2024Q2 kop Number Of Derivative Contract
NumberOfDerivativeContract
2800000
CY2023Q4 kop Number Of Derivative Contract
NumberOfDerivativeContract
1500000
CY2024Q2 us-gaap Interest Rate Derivatives At Fair Value Net
InterestRateDerivativesAtFairValueNet
16800000
CY2024Q2 us-gaap Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax
AociLossCashFlowHedgeCumulativeGainLossAfterTax
9700000
CY2023Q4 us-gaap Interest Rate Derivatives At Fair Value Net
InterestRateDerivativesAtFairValueNet
200000
CY2023Q4 us-gaap Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax
AociLossCashFlowHedgeCumulativeGainLossAfterTax
-900000
us-gaap Derivative Instruments Gain Loss Reclassification From Accumulated Oci To Income Estimate Of Time To Transfer1
DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimateOfTimeToTransfer1
P12M
us-gaap Defined Benefit Plan Interest Cost
DefinedBenefitPlanInterestCost
4000000
us-gaap Defined Benefit Plan Interest Cost
DefinedBenefitPlanInterestCost
4100000
CY2024Q2 us-gaap Defined Benefit Plan Expected Return On Plan Assets
DefinedBenefitPlanExpectedReturnOnPlanAssets
1600000
CY2023Q2 us-gaap Defined Benefit Plan Expected Return On Plan Assets
DefinedBenefitPlanExpectedReturnOnPlanAssets
1800000
us-gaap Defined Benefit Plan Expected Return On Plan Assets
DefinedBenefitPlanExpectedReturnOnPlanAssets
3100000
us-gaap Defined Benefit Plan Expected Return On Plan Assets
DefinedBenefitPlanExpectedReturnOnPlanAssets
3500000
CY2024Q2 us-gaap Defined Benefit Plan Amortization Of Gains Losses
DefinedBenefitPlanAmortizationOfGainsLosses
-500000
CY2023Q2 us-gaap Defined Benefit Plan Amortization Of Gains Losses
DefinedBenefitPlanAmortizationOfGainsLosses
-600000
us-gaap Defined Benefit Plan Amortization Of Gains Losses
DefinedBenefitPlanAmortizationOfGainsLosses
-1000000
us-gaap Defined Benefit Plan Amortization Of Gains Losses
DefinedBenefitPlanAmortizationOfGainsLosses
-1100000
CY2024Q2 us-gaap Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
1400000
CY2023Q2 us-gaap Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
1200000
us-gaap Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
2700000
us-gaap Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
2500000
CY2024Q2 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
1700000
CY2023Q2 us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
2400000
us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
4700000
us-gaap Defined Contribution Plan Cost Recognized
DefinedContributionPlanCostRecognized
4900000
CY2024Q2 us-gaap Long Term Debt
LongTermDebt
1000600000
CY2023Q4 us-gaap Long Term Debt
LongTermDebt
849400000
CY2024Q2 us-gaap Long Term Debt Current
LongTermDebtCurrent
5000000
CY2023Q4 us-gaap Long Term Debt Current
LongTermDebtCurrent
5000000
CY2024Q2 us-gaap Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net
DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
-8900000
CY2023Q4 us-gaap Debt Instrument Unamortized Discount Premium And Debt Issuance Costs Net
DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
-9000000
CY2024Q2 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
986700000
CY2023Q4 us-gaap Long Term Debt Noncurrent
LongTermDebtNoncurrent
835400000
CY2024Q2 us-gaap Line Of Credit Facility Maximum Borrowing Capacity
LineOfCreditFacilityMaximumBorrowingCapacity
730000000
us-gaap Maximum Length Of Time Hedged In Cash Flow Hedge1
MaximumLengthOfTimeHedgedInCashFlowHedge1
P36M
CY2024Q2 kop Number Of Derivative Contract
NumberOfDerivativeContract
2800000
CY2023Q4 kop Number Of Derivative Contract
NumberOfDerivativeContract
1500000
CY2024Q2 us-gaap Interest Rate Derivatives At Fair Value Net
InterestRateDerivativesAtFairValueNet
16800000
CY2024Q2 us-gaap Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax
AociLossCashFlowHedgeCumulativeGainLossAfterTax
9700000
CY2023Q4 us-gaap Interest Rate Derivatives At Fair Value Net
InterestRateDerivativesAtFairValueNet
200000
CY2023Q4 us-gaap Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax
AociLossCashFlowHedgeCumulativeGainLossAfterTax
-900000
us-gaap Derivative Instruments Gain Loss Reclassification From Accumulated Oci To Income Estimate Of Time To Transfer1
DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimateOfTimeToTransfer1
P12M
CY2024Q2 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
9000000
CY2023Q4 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
10300000
CY2024Q2 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
900000
CY2023Q4 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
0
CY2024Q2 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
0
CY2023Q4 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
3000000
us-gaap Loss Contingency Number Of Plaintiffs
LossContingencyNumberOfPlaintiffs
50
CY2024Q2 us-gaap Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
2200000
CY2023Q4 us-gaap Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
2200000
CY2023Q4 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
10600000
CY2022Q4 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
10900000
CY2024Q2 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
9000000
CY2023Q4 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
10300000
CY2024Q2 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
900000
CY2023Q4 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
0
CY2024Q2 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
0
CY2023Q4 kop Derivative Net Currency Units Outstanding
DerivativeNetCurrencyUnitsOutstanding
3000000
us-gaap Loss Contingency Number Of Plaintiffs
LossContingencyNumberOfPlaintiffs
50
CY2024Q2 us-gaap Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
2200000
CY2023Q4 us-gaap Accrued Environmental Loss Contingencies Current
AccruedEnvironmentalLossContingenciesCurrent
2200000
CY2023Q4 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
10600000
CY2022Q4 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
10900000
us-gaap Accrual For Environmental Loss Contingencies Charges To Expense For New Losses
AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses
100000
CY2023 us-gaap Accrual For Environmental Loss Contingencies Charges To Expense For New Losses
AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses
200000
us-gaap Accrual For Environmental Loss Contingencies Payments1
AccrualForEnvironmentalLossContingenciesPayments1
200000
CY2023 us-gaap Accrual For Environmental Loss Contingencies Payments1
AccrualForEnvironmentalLossContingenciesPayments1
400000
us-gaap Accrual For Environmental Loss Contingencies Foreign Currency Translation Gain Loss
AccrualForEnvironmentalLossContingenciesForeignCurrencyTranslationGainLoss
0
CY2023 us-gaap Accrual For Environmental Loss Contingencies Foreign Currency Translation Gain Loss
AccrualForEnvironmentalLossContingenciesForeignCurrencyTranslationGainLoss
-100000
CY2024Q2 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
10500000
CY2023Q4 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
10600000
CY2024Q2 ecd Non Rule10b51 Arr Adopted Flag
NonRule10b51ArrAdoptedFlag
false
CY2024Q2 ecd Rule10b51 Arr Adopted Flag
Rule10b51ArrAdoptedFlag
false
CY2024Q2 ecd Non Rule10b51 Arr Trmntd Flag
NonRule10b51ArrTrmntdFlag
false
CY2024Q2 ecd Rule10b51 Arr Trmntd Flag
Rule10b51ArrTrmntdFlag
false
us-gaap Accrual For Environmental Loss Contingencies Charges To Expense For New Losses
AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses
100000
CY2023 us-gaap Accrual For Environmental Loss Contingencies Charges To Expense For New Losses
AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses
200000
us-gaap Accrual For Environmental Loss Contingencies Payments1
AccrualForEnvironmentalLossContingenciesPayments1
200000
CY2023 us-gaap Accrual For Environmental Loss Contingencies Payments1
AccrualForEnvironmentalLossContingenciesPayments1
400000
us-gaap Accrual For Environmental Loss Contingencies Foreign Currency Translation Gain Loss
AccrualForEnvironmentalLossContingenciesForeignCurrencyTranslationGainLoss
0
CY2023 us-gaap Accrual For Environmental Loss Contingencies Foreign Currency Translation Gain Loss
AccrualForEnvironmentalLossContingenciesForeignCurrencyTranslationGainLoss
-100000
CY2024Q2 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
10500000
CY2023Q4 us-gaap Accrual For Environmental Loss Contingencies
AccrualForEnvironmentalLossContingencies
10600000
CY2024Q2 ecd Non Rule10b51 Arr Adopted Flag
NonRule10b51ArrAdoptedFlag
false
CY2024Q2 ecd Rule10b51 Arr Adopted Flag
Rule10b51ArrAdoptedFlag
false
CY2024Q2 ecd Non Rule10b51 Arr Trmntd Flag
NonRule10b51ArrTrmntdFlag
false
CY2024Q2 ecd Rule10b51 Arr Trmntd Flag
Rule10b51ArrTrmntdFlag
false

Files In Submission

Name View Source Status
0000950170-24-093561-index-headers.html Edgar Link pending
0000950170-24-093561-index.html Edgar Link pending
0000950170-24-093561.txt Edgar Link pending
0000950170-24-093561-xbrl.zip Edgar Link pending
Financial_Report.xlsx Edgar Link pending
img66992388_0.jpg Edgar Link pending
kop-20240630.htm Edgar Link pending
kop-20240630.xsd Edgar Link pending
kop-ex10_2.htm Edgar Link pending
kop-ex31_1.htm Edgar Link pending
kop-ex31_2.htm Edgar Link pending
kop-ex32_1.htm Edgar Link pending
MetaLinks.json Edgar Link pending
R1.htm Edgar Link pending
R10.htm Edgar Link pending
R11.htm Edgar Link pending
R12.htm Edgar Link pending
R13.htm Edgar Link pending
R14.htm Edgar Link pending
R15.htm Edgar Link pending
R16.htm Edgar Link pending
R17.htm Edgar Link pending
R18.htm Edgar Link pending
R19.htm Edgar Link pending
R2.htm Edgar Link pending
R20.htm Edgar Link pending
R21.htm Edgar Link pending
R22.htm Edgar Link pending
R23.htm Edgar Link pending
R24.htm Edgar Link pending
R25.htm Edgar Link pending
FilingSummary.xml Edgar Link unprocessable
kop-20240630_htm.xml Edgar Link completed
R26.htm Edgar Link pending
R27.htm Edgar Link pending
R28.htm Edgar Link pending
R29.htm Edgar Link pending
R3.htm Edgar Link pending
R30.htm Edgar Link pending
R31.htm Edgar Link pending
R32.htm Edgar Link pending
R33.htm Edgar Link pending
R34.htm Edgar Link pending
R35.htm Edgar Link pending
R36.htm Edgar Link pending
R37.htm Edgar Link pending
R38.htm Edgar Link pending
R39.htm Edgar Link pending
R4.htm Edgar Link pending
R40.htm Edgar Link pending
R41.htm Edgar Link pending
R42.htm Edgar Link pending
R43.htm Edgar Link pending
R44.htm Edgar Link pending
R45.htm Edgar Link pending
R46.htm Edgar Link pending
R47.htm Edgar Link pending
R48.htm Edgar Link pending
R49.htm Edgar Link pending
R5.htm Edgar Link pending
R50.htm Edgar Link pending
R51.htm Edgar Link pending
R52.htm Edgar Link pending
R53.htm Edgar Link pending
R54.htm Edgar Link pending
R55.htm Edgar Link pending
R56.htm Edgar Link pending
R57.htm Edgar Link pending
R58.htm Edgar Link pending
R59.htm Edgar Link pending
R6.htm Edgar Link pending
R60.htm Edgar Link pending
R61.htm Edgar Link pending
R62.htm Edgar Link pending
R63.htm Edgar Link pending
R64.htm Edgar Link pending
R65.htm Edgar Link pending
R66.htm Edgar Link pending
R67.htm Edgar Link pending
R68.htm Edgar Link pending
R69.htm Edgar Link pending
R7.htm Edgar Link pending
R70.htm Edgar Link pending
R71.htm Edgar Link pending
R72.htm Edgar Link pending
R8.htm Edgar Link pending
R9.htm Edgar Link pending
report.css Edgar Link pending
Show.js Edgar Link pending