$CMP
COMPASS MINERALS INTERNATIONAL INC Stock $cmp

$cmp Overview Financials Valuation SEC Filings Company Website

2024 Q3 Form 10-K Financial Statement

#000122765424000230 Filed on December 16, 2024

Income Statement

Concept	2024	2023
Revenue	$1.117B	$1.205B
YoY Change	-7.25%	-3.17%
Cost Of Revenue		$970.8M
YoY Change		-7.3%
Gross Profit	$195.0M	$233.9M
YoY Change	-16.63%	18.85%
Gross Profit Margin	17.45%	19.42%
Selling, General & Admin	$137.8M	$154.8M
YoY Change	-10.98%	0.58%
% of Gross Profit	70.67%	66.18%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$105.0M	$98.60M
YoY Change	6.49%	-13.28%
% of Gross Profit	53.85%	42.15%
Operating Expenses	$137.8M	$154.8M
YoY Change	-10.98%	0.58%
Operating Profit	-$116.8M	$79.10M
YoY Change	-247.66%	84.38%
Interest Expense		$55.50M
YoY Change		0.54%
% of Operating Profit		70.16%
Other Income/Expense, Net	-$2.200M	-$4.300M
YoY Change	-48.84%	-1533.33%
Pretax Income	-$188.2M	$32.90M
YoY Change	-672.04%	-1530.43%
Income Tax	$17.90M	$17.40M
% Of Pretax Income		52.89%
Net Earnings	-$206.1M	$15.50M
YoY Change	-1429.68%	-161.75%
Net Earnings / Revenue	-18.44%	1.29%
Basic Earnings Per Share	-$4.99	$0.37
Diluted Earnings Per Share	-$4.99	$0.37
COMMON SHARES
Basic Shares Outstanding	41.31M shares	40.79M shares
Diluted Shares Outstanding	41.31M shares	40.79M shares

Balance Sheet

Concept	2024 Q3	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments		$38.70M
YoY Change		-16.05%
Cash & Equivalents	$20.20M	$38.70M
Short-Term Investments
Other Short-Term Assets	$26.90M	$33.40M
YoY Change	-19.46%	-24.6%
Inventory	$414.1M	$392.2M
Prepaid Expenses
Receivables		$129.5M
Other Receivables		$0.00
Total Short-Term Assets	$587.3M	$593.8M
YoY Change	-1.09%	5.66%
LONG-TERM ASSETS
Property, Plant & Equipment		$906.9M
YoY Change		16.78%
Goodwill	$6.000M
YoY Change	-93.8%
Intangibles	$82.50M
YoY Change	-31.25%
Long-Term Investments		$0.00
YoY Change		-100.0%
Other Assets	$157.8M	$100.5M
YoY Change	1.68%	-35.78%
Total Long-Term Assets	$1.053B	$1.224B
YoY Change	-14.0%	13.19%
TOTAL ASSETS
Total Short-Term Assets	$587.3M	$593.8M
Total Long-Term Assets	$1.053B	$1.224B
Total Assets	$1.640B	$1.818B
YoY Change	-9.79%	10.62%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$82.10M	$116.8M
YoY Change	-29.71%	1.83%
Accrued Expenses	$78.40M	$135.8M
YoY Change	-20.73%	16.77%
Deferred Revenue
YoY Change
Short-Term Debt		$0.00
YoY Change
Long-Term Debt Due	$7.500M	$6.700M
YoY Change	50.0%	509.09%
Total Short-Term Liabilities	$217.0M	$275.8M
YoY Change	-21.32%	18.32%
LONG-TERM LIABILITIES
Long-Term Debt	$910.0M	$805.8M
YoY Change	13.71%	-15.15%
Other Long-Term Liabilities	$140.0M	$160.7M
YoY Change	-15.76%	14.05%
Total Long-Term Liabilities	$1.050B	$966.5M
YoY Change	8.64%	-11.38%
TOTAL LIABILITIES
Total Short-Term Liabilities	$217.0M	$275.8M
Total Long-Term Liabilities	$1.050B	$966.5M
Total Liabilities	$1.267B	$1.301B
YoY Change	1.99%	-6.22%
SHAREHOLDERS EQUITY
Retained Earnings	$2.200M
YoY Change	-98.99%
Common Stock	$421.0M
YoY Change	1.81%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$10.20M
YoY Change	17.24%
Treasury Stock Shares
Shareholders Equity	$316.6M	$517.2M
YoY Change
Total Liabilities & Shareholders Equity	$1.640B	$1.818B
YoY Change	-9.79%	10.62%

Cashflow Statement

Concept	2024	2023
OPERATING ACTIVITIES
Net Income	-$206.1M	$15.50M
YoY Change	-1429.68%	-161.75%
Depreciation, Depletion And Amortization	$105.0M	$98.60M
YoY Change	6.49%	-13.28%
Cash From Operating Activities	$14.40M	$107.9M
YoY Change	-86.65%	-10.46%
INVESTING ACTIVITIES
Capital Expenditures		$156.2M
YoY Change		-261.53%
Acquisitions	$0.00	$18.90M
YoY Change	-100.0%
Other Investing Activities	$1.900M	$4.700M
YoY Change	-59.57%	-361.11%
Cash From Investing Activities	-$116.1M	-$179.8M
YoY Change	-35.43%	124.75%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$0.00	$240.7M
YoY Change	-100.0%
Debt Paid & Issued, Net	$78.60M	$314.6M
YoY Change	-75.02%	188.36%
Cash From Financing Activities	$83.10M	$64.00M
YoY Change	29.84%	-547.55%
NET CHANGE
Cash From Operating Activities	$14.40M	$107.9M
Cash From Investing Activities	-$116.1M	-$179.8M
Cash From Financing Activities	$83.10M	$64.00M
Net Change In Cash	-$18.50M	-$7.400M
YoY Change	150.0%	-129.48%
FREE CASH FLOW
Cash From Operating Activities	$14.40M	$107.9M
Capital Expenditures		$156.2M
Free Cash Flow		-$48.30M
YoY Change		-122.24%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2024	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	17900000	usd
CY2024	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-206100000	usd
CY2023	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	10500000	usd
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	usd
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	12200000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-25900000	usd
CY2024	dei	Document Annual Report DocumentAnnualReport	true
CY2024	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 100
CY2024	dei	Entity Address State Or Province EntityAddressStateOrProvince	KS
CY2024	dei	City Area Code CityAreaCode	913
CY2024	dei	Local Phone Number LocalPhoneNumber	344-9200
CY2024	dei	Security12b Title Security12bTitle	Common stock, $0.01 par value
CY2024	dei	Trading Symbol TradingSymbol	CMP
CY2024	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2024	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2024	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2024	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2024	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2024	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	true
CY2024Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	157800000	usd
CY2024Q3	us-gaap	Assets Assets	1640100000	usd
CY2024Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	7500000	usd
CY2024Q3	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	13100000	usd
CY2024Q3	us-gaap	Interest Payable Current InterestPayableCurrent	13300000	usd
CY2024Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	78400000	usd
CY2024Q3	us-gaap	Liabilities Current LiabilitiesCurrent	217000000.0	usd
CY2024Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2024Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2024Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2024Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	42197964	shares
CY2024Q3	us-gaap	Common Stock Value CommonStockValue	400000	usd
CY2024Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	420600000	usd
CY2024Q3	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	816013	shares
CY2024Q3	us-gaap	Treasury Stock Value TreasuryStockValue	10200000	usd
CY2024Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2200000	usd
CY2024Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-96400000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	316600000	usd
CY2024Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1640100000	usd
CY2024	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1117400000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1204700000	usd
CY2024	us-gaap	Gross Profit GrossProfit	195000000.0	usd
CY2023	us-gaap	Gross Profit GrossProfit	232000000.0	usd
CY2024	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	137800000	usd
CY2023	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	150200000	usd
CY2024	dei	Document Period End Date DocumentPeriodEndDate	2024-09-30
CY2024	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-700000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	17100000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	33500000	usd
CY2022	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-33300000	usd
CY2024	dei	Document Type DocumentType	10-K
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	200000	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	20200000	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	38700000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	46100000	usd
CY2024	us-gaap	Interest Paid Net InterestPaidNet	66300000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	54500000	usd
CY2024	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	31300000	usd
CY2024	dei	Entity Central Index Key EntityCentralIndexKey	0001227654
CY2024	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2024
CY2024	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2024	dei	Amendment Flag AmendmentFlag	false
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CY2024Q3	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#AccruedLiabilitiesCurrent
CY2024Q3	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#AccruedLiabilitiesCurrent
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CY2024Q3	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherLiabilitiesNoncurrent
CY2023Q3	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherLiabilitiesNoncurrent
CY2024Q3	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherLiabilitiesNoncurrent
CY2023Q3	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherLiabilitiesNoncurrent
CY2024	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
CY2024	dei	Document Transition Report DocumentTransitionReport	false
CY2024	dei	Entity File Number EntityFileNumber	001-31921
CY2024	dei	Entity Registrant Name EntityRegistrantName	Compass Minerals International, Inc.
CY2024	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2024	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	36-3972986
CY2024	dei	Entity Address Address Line1 EntityAddressAddressLine1	9900 West 109th Street,
CY2024	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	66210
CY2024	dei	Entity Address City Or Town EntityAddressCityOrTown	Overland Park,
CY2024	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2024	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2024	dei	Entity Small Business EntitySmallBusiness	false
CY2024	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2024	dei	Document Fin Stmt Restatement Recovery Analysis Flag DocumentFinStmtRestatementRecoveryAnalysisFlag	true
CY2024	dei	Entity Shell Company EntityShellCompany	false
CY2024Q1	dei	Entity Public Float EntityPublicFloat	538071743	usd
CY2024Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	41452793	shares
CY2024	dei	Auditor Name AuditorName	KPMG LLP
CY2024	dei	Auditor Location AuditorLocation	Kansas City, MO
CY2024	dei	Auditor Firm AuditorFirmId	185
CY2024Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	20200000	usd
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CY2024Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3600000	usd
CY2023Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2300000	usd
CY2024Q3	us-gaap	Receivables Net Current ReceivablesNetCurrent	126100000	usd
CY2023Q3	us-gaap	Receivables Net Current ReceivablesNetCurrent	129300000	usd
CY2024Q3	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	11400000	usd
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CY2024Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	22600000	usd
CY2023Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	25900000	usd
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CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	77400000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	45400000	usd
CY2024	us-gaap	Investment Income Interest InvestmentIncomeInterest	1000000.0	usd
CY2023	us-gaap	Investment Income Interest InvestmentIncomeInterest	5300000	usd
CY2022	us-gaap	Investment Income Interest InvestmentIncomeInterest	800000	usd
CY2024	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	69500000	usd
CY2023	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	55500000	usd
CY2022	us-gaap	Interest Expense Nonoperating InterestExpenseNonoperating	55200000	usd
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CY2022	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	14900000	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	usd
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CY2024	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-2200000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-4300000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-500000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-188200000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	27600000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-206100000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	10500000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-21100000	usd
CY2024	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-4.99
CY2023	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.25
CY2022	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.98
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.36
CY2024	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-4.99
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.25
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.63
CY2024	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-4.99
CY2023	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.25
CY2022	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.98
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.36
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-4.99
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.25
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.63
CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	41306000	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40786000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	34120000	shares
CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	41306000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	40786000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	34120000	shares
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-206100000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	10500000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-21100000	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	-100000	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	1300000	usd
CY2022	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	-900000	usd
CY2024	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	400000	usd
CY2023	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-3900000	usd
CY2022	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	2700000	usd
CY2024	cmp	Other Comprehensive Income Loss Defined Benefit Plan Other Postretirement Benefits After Reclassification Adjustment Tax OtherComprehensiveIncomeLossDefinedBenefitPlanOtherPostretirementBenefitsAfterReclassificationAdjustmentTax	100000	usd
CY2023	cmp	Other Comprehensive Income Loss Defined Benefit Plan Other Postretirement Benefits After Reclassification Adjustment Tax OtherComprehensiveIncomeLossDefinedBenefitPlanOtherPostretirementBenefitsAfterReclassificationAdjustmentTax	-200000	usd
CY2022	cmp	Other Comprehensive Income Loss Defined Benefit Plan Other Postretirement Benefits After Reclassification Adjustment Tax OtherComprehensiveIncomeLossDefinedBenefitPlanOtherPostretirementBenefitsAfterReclassificationAdjustmentTax	-500000	usd
CY2024	cmp	Other Comprehensive Income Loss Defined Benefit Plan Other Post Retirement Benefits After Reclassification Adjustment After Tax OtherComprehensiveIncomeLossDefinedBenefitPlanOtherPostRetirementBenefitsAfterReclassificationAdjustmentAfterTax	300000	usd
CY2023	cmp	Other Comprehensive Income Loss Defined Benefit Plan Other Post Retirement Benefits After Reclassification Adjustment After Tax OtherComprehensiveIncomeLossDefinedBenefitPlanOtherPostRetirementBenefitsAfterReclassificationAdjustmentAfterTax	-400000	usd
CY2022	cmp	Other Comprehensive Income Loss Defined Benefit Plan Other Post Retirement Benefits After Reclassification Adjustment After Tax OtherComprehensiveIncomeLossDefinedBenefitPlanOtherPostRetirementBenefitsAfterReclassificationAdjustmentAfterTax	-1300000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	400000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	700000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	100000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	200000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	-4700000	usd
CY2024	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	8100000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	13900000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-4100000	usd
CY2024	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-197800000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	21100000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-25900000	usd
CY2021Q3	us-gaap	Stockholders Equity StockholdersEquity	297900000	usd
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.60
CY2022	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	20800000	usd
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-2000000.0	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	15700000	usd
CY2022	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	300000	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	265200000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	21100000	usd
CY2023	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.60
CY2023	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	24900000	usd
CY2023	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	240700000	usd
CY2023	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-1700000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	20600000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	521000000.0	usd
CY2024	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-197800000	usd
CY2024	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2024	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	12600000	usd
CY2024	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-2100000	usd
CY2024	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	8100000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	316600000	usd
CY2024	us-gaap	Net Income Loss NetIncomeLoss	-206100000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	10500000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-21100000	usd
CY2024	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	105000000.0	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	98600000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	112800000	usd
CY2024	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2600000	usd
CY2023	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2600000	usd
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2900000	usd
CY2024	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
CY2023	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1000000.0	usd
CY2022	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	usd
CY2024	us-gaap	Share Based Compensation ShareBasedCompensation	8100000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	20600000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	15700000	usd
CY2024	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-2700000	usd
CY2023	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-5000000.0	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	18600000	usd
CY2024	us-gaap	Unrealized Gain Loss On Derivatives And Commodity Contracts UnrealizedGainLossOnDerivativesAndCommodityContracts	-1500000	usd
CY2023	us-gaap	Unrealized Gain Loss On Derivatives And Commodity Contracts UnrealizedGainLossOnDerivativesAndCommodityContracts	-2400000	usd
CY2022	us-gaap	Unrealized Gain Loss On Derivatives And Commodity Contracts UnrealizedGainLossOnDerivativesAndCommodityContracts	29100000	usd
CY2024	cmp	Goodwill And Intangible Asset Impairment Including Discontinued Operations GoodwillAndIntangibleAssetImpairmentIncludingDiscontinuedOperations	191000000.0	usd
CY2023	cmp	Goodwill And Intangible Asset Impairment Including Discontinued Operations GoodwillAndIntangibleAssetImpairmentIncludingDiscontinuedOperations	0	usd
CY2022	cmp	Goodwill And Intangible Asset Impairment Including Discontinued Operations GoodwillAndIntangibleAssetImpairmentIncludingDiscontinuedOperations	23100000	usd
CY2024	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	usd
CY2023	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-3100000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-5200000	usd
CY2024	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-22100000	usd
CY2023	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	0	usd
CY2022	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	0	usd
CY2024	us-gaap	Equity Method Investment Realized Gain Loss On Disposal EquityMethodInvestmentRealizedGainLossOnDisposal	0	usd
CY2023	us-gaap	Equity Method Investment Realized Gain Loss On Disposal EquityMethodInvestmentRealizedGainLossOnDisposal	10100000	usd
CY2022	us-gaap	Equity Method Investment Realized Gain Loss On Disposal EquityMethodInvestmentRealizedGainLossOnDisposal	0	usd
CY2024	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	usd
CY2023	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	-4500000	usd
CY2022	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	-3700000	usd
CY2024	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-4000000.0	usd
CY2023	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-400000	usd
CY2022	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	100000	usd
CY2024	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-9000000.0	usd
CY2023	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-39100000	usd
CY2022	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	56100000	usd
CY2024	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	15900000	usd
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	81000000.0	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-5300000	usd
CY2024	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	0	usd
CY2023	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-16700000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	14200000	usd
CY2024	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-55300000	usd
CY2023	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	17400000	usd
CY2022	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	55300000	usd
CY2024	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-4700000	usd
CY2023	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-14800000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-1600000	usd
CY2024	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	14400000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	106000000.0	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	120400000	usd
CY2024	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	114200000	usd
CY2023	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	154300000	usd
CY2022	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	96600000	usd
CY2024	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
CY2023	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	usd
CY2022	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	61200000	usd
CY2024	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
CY2023	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	18900000	usd
CY2022	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
CY2024	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	usd
CY2023	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	usd
CY2022	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	46300000	usd
CY2024	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1900000	usd
CY2023	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	4700000	usd
CY2022	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-1800000	usd
CY2024	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-116100000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-177900000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-79900000	usd
CY2024	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	422800000	usd
CY2023	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	150000000.0	usd
CY2022	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	466200000	usd
CY2024	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	314200000	usd
CY2023	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	220000000.0	usd
CY2022	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	403100000	usd
CY2024	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	81600000	usd
CY2023	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	239900000	usd
CY2022	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	55900000	usd
CY2024	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	78600000	usd
CY2023	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	314600000	usd
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	109100000	usd
CY2024	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	9100000	usd
CY2023	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	usd
CY2022	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	usd
CY2024	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	usd
CY2023	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	240700000	usd
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	usd
CY2024	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	12600000	usd
CY2023	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	24900000	usd
CY2022	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	20800000	usd
CY2024	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	2100000	usd
CY2023	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	3900000	usd
CY2022	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	400000	usd
CY2024	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	300000	usd
CY2024	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2100000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1700000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2000000.0	usd
CY2024	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-2600000	usd
CY2023	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1500000	usd
CY2022	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1300000	usd
CY2024	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	83100000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	64000000.0	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-14300000	usd
CY2024	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	100000	usd
CY2023	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	500000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-1100000	usd
CY2024	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-18500000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-7400000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	25100000	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	38700000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	46100000	usd
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	21000000.0	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	52900000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	12500000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	17300000	usd
CY2024	us-gaap	Nature Of Operations NatureOfOperations	ORGANIZATION AND FORMATION<div style="text-align:justify;text-indent:13.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Compass Minerals International, Inc. (“CMI”), through its subsidiaries (collectively, “CMP,” “Compass Minerals” or the “Company”), is a leading global provider of essential minerals focused on safely delivering where and when it matters to help solve nature’s challenges for customers and communities. The Company’s salt products help keep roadways safe during winter weather and are used in numerous other consumer, industrial, chemical and agricultural applications. Its plant nutrition business is the leading North American producer of sulfate of potash (“SOP”), which is used in the production of specialty fertilizers for high-value crops and turf and helps improve the quality and yield of crops, while supporting sustainable agriculture. The Company’s principal products are salt, consisting of sodium chloride and magnesium chloride, and SOP. The Company is also working to develop long-term fire-retardant solutions to help combat wildfires. The Company’s production sites are located in the United States (“U.S.”), Canada and the United Kingdom (“U.K.”). The Company also provides records management services in the U.K.</span></div><div style="text-align:justify;text-indent:13.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">CMI is a holding company with no significant operations other than those of its wholly-owned subsidiaries. </span></div><div style="text-align:justify;text-indent:13.5pt"><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Disposal of Businesses</span></div><div style="text-align:justify;text-indent:13.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">In fiscal 2021, the Company’s Board of Directors approved a plan to sell its South America chemicals and specialty plant nutrition businesses, its investment in Fermavi Eletroquímica Ltda. (“Fermavi”) and its North America micronutrient product business (collectively, the “Specialty Businesses”). The Company concluded that the sale of the Specialty Businesses represented a strategic shift for the Company that would have a material effect on its operations and financial results. Consequently, the Specialty businesses were reclassified as discontinued operations on the Consolidated Statements of Operations. See </span><span style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="#i22e182432d2543a9b8735238afd48b6f_103" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Note 4</a></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for further discussion. Unless otherwise indicated, amounts provided in these Notes pertain to continuing operations. </span></div><div style="text-align:justify;text-indent:13.5pt"><span><br/></span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Prior-Period Reclassifications</span></div><div style="text-align:justify;text-indent:13.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain Selling, general and administrative expenses totaling $4.4 million and $20.9 million, respectively, have been reclassified in fiscal 2023 and 2022 to <span style="-sec-ix-hidden:f-411">Other operating (income) expense</span> to conform to current year presentation. The amounts that have been reclassified in fiscal 2023 and 2022 include employee termination costs related to restructuring and executive transition costs of $5.5 million and $3.8 million, respectively; Securities and Exchange Commission (the “SEC”) investigation and related legal costs, net of reimbursements, of $(0.3) million and $17.1 million, respectively; and changes in fair value of contingent consideration related to the acquisition of Fortress North America, LLC (“Fortress”) of $(0.8) million in fiscal 2023. The reclassification was made to separately report infrequent or other items from Selling, general and administrative expenses. See </span><span style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="#i22e182432d2543a9b8735238afd48b6f_136" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Note 13</a></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">, </span><span style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="#i22e182432d2543a9b8735238afd48b6f_139" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Note 14</a></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> and </span><span style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline"><a href="#i22e182432d2543a9b8735238afd48b6f_148" style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;text-decoration:underline">Note 17</a></span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> for additional information.</span></div>
CY2024	us-gaap	Use Of Estimates UseOfEstimates	Management Estimates:<div style="text-align:justify;text-indent:13.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of consolidated financial statements in conformity with U.S. Generally Accepted Accounting Principles (“GAAP”) as included in the Accounting Standards Codification (“ASC”) requires management to make estimates and assumptions that affect the amounts reported in the consolidated financial statements and accompanying notes. Actual results could differ from those estimates.</span></div>
CY2024Q1	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	83000000	usd
CY2024Q3	cmp	Number Of Acres Utilized For Production Conservation And Preservation NumberOfAcresUtilizedForProductionConservationAndPreservation	201000	acre
CY2024	us-gaap	Asset Impairment Charges AssetImpairmentCharges	193400000	usd
CY2024	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-200000	usd
CY2023	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-1600000	usd
CY2022	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	6700000	usd
CY2024	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	700000	usd
CY2023	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	2300000	usd
CY2022	us-gaap	Foreign Currency Transaction Gain Loss Realized ForeignCurrencyTransactionGainLossRealized	-14900000	usd
CY2024Q3	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	3000000.0	usd
CY2023Q3	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	3700000	usd
CY2024	cmp	Period Of Amortization Of Capitalized Computer Software Costs PeriodOfAmortizationOfCapitalizedComputerSoftwareCosts	P5Y
CY2024	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	1600000	usd
CY2023	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	3300000	usd
CY2022	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	7600000	usd
CY2024Q3	us-gaap	Inventory Noncurrent InventoryNoncurrent	42200000	usd
CY2023Q3	us-gaap	Inventory Noncurrent InventoryNoncurrent	35800000	usd
CY2024Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	50000000	usd
CY2023Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	54700000	usd
CY2024Q3	cmp	Investments In Marketable Securities Relating To Deferred Compensation Arrangement InvestmentsInMarketableSecuritiesRelatingToDeferredCompensationArrangement	3100000	usd
CY2023Q3	cmp	Investments In Marketable Securities Relating To Deferred Compensation Arrangement InvestmentsInMarketableSecuritiesRelatingToDeferredCompensationArrangement	2600000	usd
CY2024Q3	cmp	Business Combination Contingent Consideration Price Per Share BusinessCombinationContingentConsiderationPricePerShare	32
CY2024	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	Concentration of Credit Risk:<div style="text-align:justify;text-indent:13.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company sells its salt and magnesium chloride products to various governmental agencies, manufacturers, distributors and retailers primarily in the Midwestern U.S. and throughout Canada and the U.K. The Company’s plant nutrition products are sold across the Western Hemisphere and globally. No single customer or group of affiliated customers accounted for more than 10% of the Company’s sales during the fiscal years ended September 30, 2024, 2023, or 2022, or more than 10% of receivables at September 30, 2024 or 2023.</span></div>
CY2024	cmp	Revenue Performance Obligation Payment Terms Period RevenuePerformanceObligationPaymentTermsPeriod	P30D
CY2024Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	3600000	usd
CY2023Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	8500000	usd
CY2024Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	50000000.0	usd
CY2023Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	54700000	usd
CY2024Q3	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	15700000	usd
CY2023Q3	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	6900000	usd
CY2024Q3	cmp	Lease Right Of Use Asset LeaseRightOfUseAsset	65700000	usd
CY2023Q3	cmp	Lease Right Of Use Asset LeaseRightOfUseAsset	61600000	usd
CY2024Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	13300000	usd
CY2023Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	16500000	usd
CY2024Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	5200000	usd
CY2023Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1700000	usd
CY2024Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	38600000	usd
CY2023Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	40200000	usd
CY2024Q3	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	11200000	usd
CY2023Q3	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	5500000	usd
CY2024Q3	cmp	Lease Liability LeaseLiability	68300000	usd
CY2023Q3	cmp	Lease Liability LeaseLiability	63900000	usd
CY2024	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	2800000	usd
CY2023	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1500000	usd
CY2022	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1200000	usd
CY2024	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	500000	usd
CY2023	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	200000	usd
CY2022	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	100000	usd
CY2024	us-gaap	Operating Lease Cost OperatingLeaseCost	20900000	usd
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	20900000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	18000000.0	usd
CY2024	us-gaap	Variable Lease Cost VariableLeaseCost	15900000	usd
CY2023	us-gaap	Variable Lease Cost VariableLeaseCost	16700000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	15600000	usd
CY2024	us-gaap	Lease Cost LeaseCost	40100000	usd
CY2023	us-gaap	Lease Cost LeaseCost	39300000	usd
CY2022	us-gaap	Lease Cost LeaseCost	34900000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	15600000	usd
CY2024Q3	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	6100000	usd
CY2024Q3	cmp	Operating And Finance Lease Liability Payments Due Next Twelve Months OperatingAndFinanceLeaseLiabilityPaymentsDueNextTwelveMonths	21700000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	12700000	usd
CY2024Q3	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	5000000.0	usd
CY2024Q3	cmp	Operating And Finance Lease Liability Payments Due Year Two OperatingAndFinanceLeaseLiabilityPaymentsDueYearTwo	17700000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	9600000	usd
CY2024Q3	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	2500000	usd
CY2024Q3	cmp	Operating And Finance Lease Liability Payments Due Year Three OperatingAndFinanceLeaseLiabilityPaymentsDueYearThree	12100000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	6900000	usd
CY2024Q3	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	1800000	usd
CY2024Q3	cmp	Operating And Finance Lease Liability Payments Due Year Four OperatingAndFinanceLeaseLiabilityPaymentsDueYearFour	8700000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	5500000	usd
CY2024Q3	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	400000	usd
CY2024Q3	cmp	Operating And Finance Lease Liability Payments Due Year Five OperatingAndFinanceLeaseLiabilityPaymentsDueYearFive	5900000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	8800000	usd
CY2024Q3	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	4800000	usd
CY2024Q3	cmp	Operating And Finance Lease Liability Payments Due After Year Five OperatingAndFinanceLeaseLiabilityPaymentsDueAfterYearFive	13600000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	59100000	usd
CY2024Q3	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	20600000	usd
CY2024Q3	cmp	Operating And Finance Lease Liability Payments Due OperatingAndFinanceLeaseLiabilityPaymentsDue	79700000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	7200000	usd
CY2024Q3	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	4200000	usd
CY2024Q3	cmp	Operating And Finance Lease Liability Undiscounted Excess Amount OperatingAndFinanceLeaseLiabilityUndiscountedExcessAmount	11400000	usd
CY2024Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	51900000	usd
CY2024Q3	us-gaap	Finance Lease Liability FinanceLeaseLiability	16400000	usd
CY2024Q3	cmp	Operating And Finance Lease Liability OperatingAndFinanceLeaseLiability	68300000	usd
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CY2023Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y1M6D
CY2022Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y6M
CY2024Q3	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P7Y9M18D
CY2023Q3	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P13Y2M12D
CY2022Q3	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P20Y8M12D
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CY2023Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.046
CY2022Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.040
CY2024Q3	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.062
CY2023Q3	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.050
CY2022Q3	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.032
CY2024	us-gaap	Operating Lease Payments OperatingLeasePayments	20900000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	21100000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	18200000	usd
CY2024	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	500000	usd
CY2023	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	200000	usd
CY2022	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	100000	usd
CY2024	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	2700000	usd
CY2023	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	1500000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	1300000	usd
CY2024	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	13000000.0	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	14500000	usd
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CY2024	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	12000000.0	usd
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CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	usd
CY2024Q3	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	336500000	usd
CY2023Q3	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	319300000	usd
CY2024Q3	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	6400000	usd
CY2023Q3	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	7300000	usd
CY2024Q3	us-gaap	Inventory Raw Materials And Supplies Net Of Reserves InventoryRawMaterialsAndSuppliesNetOfReserves	71200000	usd
CY2023Q3	us-gaap	Inventory Raw Materials And Supplies Net Of Reserves InventoryRawMaterialsAndSuppliesNetOfReserves	72900000	usd
CY2024Q3	us-gaap	Inventory Net InventoryNet	414100000	usd
CY2023Q3	us-gaap	Inventory Net InventoryNet	399500000	usd
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CY2023Q3	cmp	Inventory Raw Materials And Supplies Noncurrent Net Of Reserves InventoryRawMaterialsAndSuppliesNoncurrentNetOfReserves	35800000	usd
CY2024Q3	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Before Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization	1959800000	usd
CY2023Q3	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Before Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization	1953900000	usd
CY2024Q3	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization	1153300000	usd
CY2023Q3	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization	1101400000	usd
CY2024Q3	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	806500000	usd
CY2023Q3	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	852500000	usd
CY2024Q3	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	18700000	usd
CY2023Q3	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	9900000	usd
CY2024Q3	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	3000000	usd
CY2023Q3	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	3000000	usd
CY2024	cmp	Net Change To Property Plant And Equipment Through Accounts Payable And Accrued Expenses And Other Current Liabilities NetChangeToPropertyPlantAndEquipmentThroughAccountsPayableAndAccruedExpensesAndOtherCurrentLiabilities	12900000	usd
CY2022Q3	us-gaap	Goodwill Goodwill	56400000	usd
CY2023	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	32000000.0	usd
CY2023	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	400000	usd
CY2023Q3	us-gaap	Goodwill Goodwill	88800000	usd
CY2024	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	200000	usd
CY2024	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	83000000.0	usd
CY2024Q3	us-gaap	Goodwill Goodwill	6000000.0	usd
CY2024Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	111500000	usd
CY2024Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	31900000	usd
CY2024Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	79600000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	127400000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	27900000	usd
CY2023Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	99500000	usd
CY2024	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4300000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2700000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1600000	usd
CY2024	cmp	Finite Lived Intangible Assets Projected Amortization Expense Minimum FiniteLivedIntangibleAssetsProjectedAmortizationExpenseMinimum	3000000	usd
CY2024	cmp	Finite Lived Intangible Assets Projected Amortization Expense Maximum FiniteLivedIntangibleAssetsProjectedAmortizationExpenseMaximum	5000000	usd
CY2024Q3	us-gaap	Finite Lived Intangible Assets Remaining Amortization Period1 FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1	P5Y
CY2024	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P30Y
CY2024Q3	cmp	Number Of Acres Utilized For Production Conservation And Preservation NumberOfAcresUtilizedForProductionConservationAndPreservation	201000	acre
CY2024	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-300000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-1400000	usd
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CY2022	cmp	Depreciation Depletion And Amortization Continuing Operations DepreciationDepletionAndAmortizationContinuingOperations	112800000	usd
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CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1204700000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1245200000	usd
CY2024	us-gaap	Asset Impairment Charges AssetImpairmentCharges	193400000	usd
CY2023	us-gaap	Litigation Settlement Expense LitigationSettlementExpense	300000	usd
CY2022	cmp	Accrued Loss Reserve AccruedLossReserve	17100000	usd
CY2024	us-gaap	Severance Costs1 SeveranceCosts1	15800000	usd
CY2023	us-gaap	Severance Costs1 SeveranceCosts1	5500000	usd
CY2022	us-gaap	Severance Costs1 SeveranceCosts1	3800000	usd
CY2024	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1117400000	usd
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CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1245200000	usd
CY2024Q3	us-gaap	Noncurrent Assets NoncurrentAssets	1047500000	usd
CY2023Q3	us-gaap	Noncurrent Assets NoncurrentAssets	1211600000	usd
CY2022Q3	us-gaap	Noncurrent Assets NoncurrentAssets	1073700000	usd
CY2024	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.30
CY2024Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
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CY2023Q3	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions	642995	shares
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	562997	shares
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CY2024	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Remaining Contractual Term2 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageRemainingContractualTerm2	P2Y3M18D
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CY2024	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10100000	usd
CY2024	cmp	Share Based Payment Arrangement Expense Cash ShareBasedPaymentArrangementExpenseCash	2000000	usd
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CY2023	cmp	Share Based Payment Arrangement Expense Cash ShareBasedPaymentArrangementExpenseCash	500000	usd
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CY2022	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	300000	usd
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CY2023	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	10200000	usd
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CY2022	us-gaap	Undistributed Discontinued Operation Earnings Loss Allocation To Participating Securities Basic UndistributedDiscontinuedOperationEarningsLossAllocationToParticipatingSecuritiesBasic	12200000	usd
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CY2024	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	41306000	shares
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40786000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	34120000	shares
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CY2024	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	41306000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	40786000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	34120000	shares
CY2024	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-4.99
CY2023	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.25
CY2022	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.98
CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
CY2023	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.36
CY2024	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-4.99
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.25
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.63
CY2024	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-4.99
CY2023	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.25
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CY2024	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
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CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.36
CY2024	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-4.99
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.25
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.63
CY2024	cmp	Net Earnings Allocated To Participating Securities NetEarningsAllocatedToParticipatingSecurities	667000	shares
CY2023	cmp	Net Earnings Allocated To Participating Securities NetEarningsAllocatedToParticipatingSecurities	476000	shares
CY2022	cmp	Net Earnings Allocated To Participating Securities NetEarningsAllocatedToParticipatingSecurities	407000	shares
CY2022Q4	cmp	Related Party Transaction Number Of Board Members RelatedPartyTransactionNumberOfBoardMembers	2	board_member
CY2023Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.15
CY2024Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.15
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CY2024Q3	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false

Files In Submission

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$CMP
COMPASS MINERALS INTERNATIONAL INC Stock $cmp

2024 Q3 Form 10-K Financial Statement

#000122765424000230 Filed on December 16, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMP COMPASS MINERALS INTERNATIONAL INC Stock $cmp

2024 Q3 Form 10-K Financial Statement

#000122765424000230 Filed on December 16, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMP
COMPASS MINERALS INTERNATIONAL INC Stock $cmp