$NVRI
ENVIRI Corp Stock $nvri

$nvri Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000004587621000016 Filed on February 25, 2021

Income Statement

Concept	2019 Q4	2018 Q4	2018
Revenue	$399.8M	$331.8M	$1.348B
YoY Change	20.49%	113.51%	3.07%
Cost Of Revenue	$315.4M	$252.6M	$1.013B
YoY Change	24.86%	101.6%	31.99%
Gross Profit	$84.40M	$79.20M	$335.1M
YoY Change	6.57%	163.12%	-37.99%
Gross Profit Margin	21.11%	23.87%	24.87%
Selling, General & Admin	$65.90M	$53.50M	$202.7M
YoY Change	23.18%	101.13%	4.01%
% of Gross Profit	78.08%	67.55%	60.49%
Research & Development	$1.600M	$800.0K	$3.925M
YoY Change	100.0%		43.46%
% of Gross Profit	1.9%	1.01%	1.17%
Depreciation & Amortization	$36.80M	$32.90M	$125.1M
YoY Change	11.85%	1.54%	2.02%
% of Gross Profit	43.6%	41.54%	37.32%
Operating Expenses	$67.50M	$54.40M	$206.6M
YoY Change	24.08%	110.85%	4.55%
Operating Profit	$16.90M	$24.80M	$130.7M
YoY Change	-31.85%	476.74%	24.88%
Interest Expense	-$11.80M	-$4.100M	$21.53M
YoY Change	187.8%	-140.2%	-19.85%
% of Operating Profit	-69.82%	-16.53%	16.47%
Other Income/Expense, Net	-$1.300M	$800.0K	$2.300M
YoY Change	-262.5%	-260.0%	-188.46%
Pretax Income	$6.700M	$24.80M	$28.28M
YoY Change	-72.98%	342.86%	-406.24%
Income Tax	$800.0K	$400.0K	$5.499M
% Of Pretax Income	11.94%	1.61%	19.44%
Net Earnings	$39.20M	$45.90M	$137.1M
YoY Change	-14.6%	-237.43%	1652.2%
Net Earnings / Revenue	9.8%	13.83%	10.17%
Basic Earnings Per Share			$1.70
Diluted Earnings Per Share	$488.2K	$551.0K	$1.64
COMMON SHARES
Basic Shares Outstanding	78.61M shares	80.31M shares	80.72M shares
Diluted Shares Outstanding			83.60M shares

Balance Sheet

Concept	2019 Q4	2018 Q4	2018
SHORT-TERM ASSETS
Cash & Short-Term Investments	$57.30M	$64.30M	$64.30M
YoY Change	-10.89%	3.54%	3.54%
Cash & Equivalents	$57.26M	$64.26M	$64.30M
Short-Term Investments
Other Short-Term Assets	$9.220M	$34.14M	$112.3M
YoY Change	-73.0%	-13.19%	158.76%
Inventory	$157.0M	$116.2M	$116.2M
Prepaid Expenses
Receivables	$310.0M	$246.4M	$258.6M
Other Receivables	$21.27M	$23.77M	$53.70M
Total Short-Term Assets	$652.8M	$605.0M	$605.0M
YoY Change	7.9%	2.19%	2.18%
LONG-TERM ASSETS
Property, Plant & Equipment	$561.8M	$432.8M	$432.8M
YoY Change	29.8%	-2.67%	-9.78%
Goodwill	$725.3M	$404.7M
YoY Change	79.22%	2.48%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$17.04M	$17.24M	$121.1M
YoY Change	-1.17%	12.94%	81.29%
Total Long-Term Assets	$1.715B	$1.028B	$1.028B
YoY Change	66.82%	4.18%	4.19%
TOTAL ASSETS
Total Short-Term Assets	$652.8M	$605.0M	$605.0M
Total Long-Term Assets	$1.715B	$1.028B	$1.028B
Total Assets	$2.367B	$1.633B	$1.633B
YoY Change	44.99%	3.43%	3.43%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$176.8M	$125.0M	$125.0M
YoY Change	41.42%	-1.0%	-0.95%
Accrued Expenses	$50.50M	$50.20M	$50.20M
YoY Change	0.6%	-17.02%	-17.02%
Deferred Revenue	$53.91M	$29.41M
YoY Change	83.31%	-75.07%
Short-Term Debt	$3.600M	$10.10M	$10.10M
YoY Change	-64.36%	17.44%	17.44%
Long-Term Debt Due	$2.666M	$6.489M	$6.500M
YoY Change	-58.92%	-42.1%	-41.96%
Total Short-Term Liabilities	$464.9M	$417.0M	$417.0M
YoY Change	11.49%	-12.05%	-12.04%
LONG-TERM LIABILITIES
Long-Term Debt	$775.5M	$585.7M	$585.7M
YoY Change	32.41%	3.33%	3.33%
Other Long-Term Liabilities	$43.57M	$45.45M	$316.8M
YoY Change	-4.13%	11.27%	-1.8%
Total Long-Term Liabilities	$819.1M	$631.1M	$902.5M
YoY Change	29.78%	3.86%	1.47%
TOTAL LIABILITIES
Total Short-Term Liabilities	$464.9M	$417.0M	$417.0M
Total Long-Term Liabilities	$819.1M	$631.1M	$902.5M
Total Liabilities	$1.578B	$1.319B	$1.365B
YoY Change	19.58%	-3.23%	-3.1%
SHAREHOLDERS EQUITY
Retained Earnings	$1.824B	$1.299B
YoY Change	40.45%	12.17%
Common Stock	$344.0M	$332.4M
YoY Change	3.48%	3.46%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$838.9M	$795.8M
YoY Change	5.41%	4.43%
Treasury Stock Shares	36.21M shares	33.93M shares
Shareholders Equity	$741.6M	$268.3M	$268.3M
YoY Change
Total Liabilities & Shareholders Equity	$2.367B	$1.633B	$1.633B
YoY Change	44.99%	3.43%	3.43%

Cashflow Statement

Concept	2019 Q4	2018 Q4	2018
OPERATING ACTIVITIES
Net Income	$39.20M	$45.90M	$137.1M
YoY Change	-14.6%	-237.43%	1652.2%
Depreciation, Depletion And Amortization	$36.80M	$32.90M	$125.1M
YoY Change	11.85%	1.54%	2.02%
Cash From Operating Activities	-$50.20M	$97.00M	$192.0M
YoY Change	-151.75%	3.19%	8.55%
INVESTING ACTIVITIES
Capital Expenditures	-$38.00M	-$40.90M	$132.2M
YoY Change	-7.09%	19.59%	34.43%
Acquisitions			$56.39M
YoY Change
Other Investing Activities	$71.70M	$15.00M	$0.00
YoY Change	378.0%	-174.26%
Cash From Investing Activities	$33.70M	-$25.70M	-$161.1M
YoY Change	-231.13%	-52.76%	55.96%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$30.01M
YoY Change
Debt Paid & Issued, Net			$117.0M
YoY Change			8.04%
Cash From Financing Activities	-3.200M	-68.80M	-$25.54M
YoY Change	-95.35%	75.51%	-69.49%
NET CHANGE
Cash From Operating Activities	-50.20M	97.00M	$192.0M
Cash From Investing Activities	33.70M	-25.70M	-$161.1M
Cash From Financing Activities	-3.200M	-68.80M	-$25.54M
Net Change In Cash	-19.70M	2.500M	$937.0K
YoY Change	-888.0%	525.0%	-116.53%
FREE CASH FLOW
Cash From Operating Activities	-$50.20M	$97.00M	$192.0M
Capital Expenditures	-$38.00M	-$40.90M	$132.2M
Free Cash Flow	-$12.20M	$137.9M	$59.85M
YoY Change	-108.85%	7.57%	-23.83%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2020	dei	Entity Central Index Key EntityCentralIndexKey	0000045876
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
CY2020	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2020	dei	Amendment Flag AmendmentFlag	false
CY2019	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	0	USD
CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020	dei	Entity File Number EntityFileNumber	001-03970
CY2020	dei	Entity Registrant Name EntityRegistrantName	HARSCO CORP
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	23-1483991
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	350 Poplar Church Road,
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	Camp Hill,
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	PA
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	17011
CY2020	dei	City Area Code CityAreaCode	717
CY2020	dei	Local Phone Number LocalPhoneNumber	763-7064
CY2020	dei	Security12b Title Security12bTitle	Common stock, par value $1.25 per share
CY2020	dei	Trading Symbol TradingSymbol	HSC
CY2020	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2020	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2020	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2020	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2020	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2020	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2020	dei	Entity Small Business EntitySmallBusiness	false
CY2020	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2020	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2020	dei	Entity Shell Company EntityShellCompany	false
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CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	273000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	384000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-28160000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	36530000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	108534000	USD
CY2020	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	18281000	USD
CY2019	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	569135000	USD
CY2018	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	0	USD
CY2020	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-2745000	USD
CY2019	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	27531000	USD
CY2018	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	43942000	USD
CY2020	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	9351000	USD
CY2019	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	120978000	USD
CY2018	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	7463000	USD
CY2020	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	6185000	USD
CY2019	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	475688000	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	36479000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	-21975000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	512218000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	145013000	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4366000	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	8299000	USD
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	7956000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-26341000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	503919000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	137057000	USD
CY2020	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-32526000	USD
CY2019	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	28231000	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	100578000	USD
CY2020	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	6185000	USD
CY2019	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	475688000	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	36479000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-26341000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	503919000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	137057000	USD
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	78939000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	79632000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	80716000	shares
CY2020	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.41
CY2019	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.35
CY2018	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.25
CY2020	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.08
CY2019	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	5.97
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.45
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.33
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.33
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.70
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	78939000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	81375000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	83595000	shares
CY2020	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.41
CY2019	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.35
CY2018	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.20
CY2020	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.08
CY2019	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	5.85
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.44
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.33
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.19
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.64
CY2020	us-gaap	Profit Loss ProfitLoss	-21975000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	512218000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	145013000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	1284000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	2507000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-2167000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	20760000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	15498000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-50743000	USD
CY2020	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	79000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	1438000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-1130000	USD
CY2020	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-2123000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-5106000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	2101000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	384000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-3244000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	854000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	73938000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	10478000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-27185000	USD
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-11000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	16000	USD
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-6000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	28000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-48000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-55307000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-58000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-21505000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-77282000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	512160000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	123508000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	7178000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	7327000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	5454000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-84460000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	504833000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	118054000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	-21975000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	512218000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	145013000	USD
CY2020	us-gaap	Depreciation Depreciation	125765000	USD
CY2019	us-gaap	Depreciation Depreciation	119803000	USD
CY2018	us-gaap	Depreciation Depreciation	122135000	USD
CY2020	us-gaap	Adjustment For Amortization AdjustmentForAmortization	33937000	USD
CY2019	us-gaap	Adjustment For Amortization AdjustmentForAmortization	18592000	USD
CY2018	us-gaap	Adjustment For Amortization AdjustmentForAmortization	10650000	USD
CY2020	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-5314000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1115000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	6815000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-6522000	USD
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	186000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	273000	USD
CY2018	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	384000	USD
CY2020	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	216000	USD
CY2019	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	125000	USD
CY2018	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	88000	USD
CY2020	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax	18281000	USD
CY2019	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax	569135000	USD
CY2018	us-gaap	Discontinued Operation Income Loss From Discontinued Operation During Phase Out Period Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodBeforeIncomeTax	0	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-310000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1764000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-2666000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-34221000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	3464000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	16881000	USD
CY2020	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	11032000	USD
CY2019	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	0	USD
CY2018	us-gaap	Increase Decrease In Income Taxes Receivable IncreaseDecreaseInIncomeTaxesReceivable	0	USD
CY2020	us-gaap	Increase Decrease In Insurance Settlements Receivable IncreaseDecreaseInInsuranceSettlementsReceivable	0	USD
CY2019	us-gaap	Increase Decrease In Insurance Settlements Receivable IncreaseDecreaseInInsuranceSettlementsReceivable	-195000000	USD
CY2018	us-gaap	Increase Decrease In Insurance Settlements Receivable IncreaseDecreaseInInsuranceSettlementsReceivable	0	USD
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	12281000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	42484000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	14706000	USD
CY2020	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	28376000	USD
CY2019	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	21795000	USD
CY2018	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	3312000	USD
CY2020	hsc	Increase Decrease In Right Of Use Assets IncreaseDecreaseInRightOf_UseAssets	-25400000	USD
CY2019	hsc	Increase Decrease In Right Of Use Assets IncreaseDecreaseInRightOf_UseAssets	-15164000	USD
CY2018	hsc	Increase Decrease In Right Of Use Assets IncreaseDecreaseInRightOf_UseAssets	0	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-14452000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	13407000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	18347000	USD
CY2020	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-2422000	USD
CY2019	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	14723000	USD
CY2018	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-154000	USD
CY2020	us-gaap	Increase Decrease In Other Employee Related Liabilities IncreaseDecreaseInOtherEmployeeRelatedLiabilities	2921000	USD
CY2019	us-gaap	Increase Decrease In Other Employee Related Liabilities IncreaseDecreaseInOtherEmployeeRelatedLiabilities	-15759000	USD
CY2018	us-gaap	Increase Decrease In Other Employee Related Liabilities IncreaseDecreaseInOtherEmployeeRelatedLiabilities	-1127000	USD
CY2020	hsc	Contract With Customer Liability Increase Decrease For Contracts Paid In Advance ContractWithCustomerLiabilityIncreaseDecreaseForContractsPaidInAdvance	-10492000	USD
CY2019	hsc	Contract With Customer Liability Increase Decrease For Contracts Paid In Advance ContractWithCustomerLiabilityIncreaseDecreaseForContractsPaidInAdvance	4172000	USD
CY2018	hsc	Contract With Customer Liability Increase Decrease For Contracts Paid In Advance ContractWithCustomerLiabilityIncreaseDecreaseForContractsPaidInAdvance	-3057000	USD
CY2020	hsc	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-24785000	USD
CY2019	hsc	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-14740000	USD
CY2020	us-gaap	Increase Decrease In Insurance Liabilities IncreaseDecreaseInInsuranceLiabilities	0	USD
CY2019	us-gaap	Increase Decrease In Insurance Liabilities IncreaseDecreaseInInsuranceLiabilities	-195000000	USD
CY2018	us-gaap	Increase Decrease In Insurance Liabilities IncreaseDecreaseInInsuranceLiabilities	0	USD
CY2020	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-12373000	USD
CY2019	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	12373000	USD
CY2018	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	0	USD
CY2020	us-gaap	Increase Decrease In Postemployment Obligations IncreaseDecreaseInPostemploymentObligations	-33257000	USD
CY2019	us-gaap	Increase Decrease In Postemployment Obligations IncreaseDecreaseInPostemploymentObligations	-24022000	USD
CY2018	us-gaap	Increase Decrease In Postemployment Obligations IncreaseDecreaseInPostemploymentObligations	-33321000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	1139000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	24617000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	33527000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	53818000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-163000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	192022000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	120224000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	184973000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	132168000	USD
CY2020	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	37219000	USD
CY2019	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	658414000	USD
CY2018	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	0	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	432855000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	623495000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	56389000	USD
CY2020	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	6204000	USD
CY2019	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	17022000	USD
CY2018	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	11887000	USD
CY2020	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	317000	USD
CY2019	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	1311000	USD
CY2018	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	0	USD
CY2020	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	USD
CY2019	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	2364000	USD
CY2018	us-gaap	Payments To Acquire Equity Method Investments PaymentsToAcquireEquityMethodInvestments	0	USD
CY2020	us-gaap	Payments For Proceeds From Hedge Investing Activities PaymentsForProceedsFromHedgeInvestingActivities	0	USD
CY2019	us-gaap	Payments For Proceeds From Hedge Investing Activities PaymentsForProceedsFromHedgeInvestingActivities	2758000	USD
CY2018	us-gaap	Payments For Proceeds From Hedge Investing Activities PaymentsForProceedsFromHedgeInvestingActivities	0	USD
CY2020	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	10519000	USD
CY2019	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	-7273000	USD
CY2018	us-gaap	Payments For Proceeds From Derivative Instrument Investing Activities PaymentsForProceedsFromDerivativeInstrumentInvestingActivities	-15527000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	152000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	0	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-520644000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-132192000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-161143000	USD
CY2020	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	1612000	USD
CY2019	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-5398000	USD
CY2018	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	1932000	USD
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	638717000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	848314000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	128858000	USD
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	139887000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	661620000	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	116988000	USD
CY2020	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	2978000	USD
CY2019	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	4712000	USD
CY2018	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	5480000	USD
CY2020	hsc	Noncontrolling Interestpurchaseorsale NoncontrollingInterestpurchaseorsale	-561000	USD
CY2019	hsc	Noncontrolling Interestpurchaseorsale NoncontrollingInterestpurchaseorsale	4026000	USD
CY2018	hsc	Noncontrolling Interestpurchaseorsale NoncontrollingInterestpurchaseorsale	477000	USD
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	4303000	USD
CY2019	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	11234000	USD
CY2018	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3730000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	31838000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	30011000	USD
CY2020	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	2342000	USD
CY2019	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	USD
CY2018	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	USD
CY2020	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	1928000	USD
CY2019	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	11272000	USD
CY2018	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	596000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1372000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-532000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	0	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	486958000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	125734000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-25538000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-195000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-793000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-4404000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	19937000	USD
CY2018	hsc	Payments To Acquire Businesses Property Plant And Equipment PaymentsToAcquireBusinessesPropertyPlantAndEquipment	3327000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-7414000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	937000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	59732000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	67146000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	66209000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	79669000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	59732000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	67146000	USD
CY2020	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	3559000	USD
CY2019	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	5164000	USD
CY2018	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	7567000	USD
CY2020	hsc	Working Capital Acquired WorkingCapitalAcquired	-33387000	USD
CY2019	hsc	Working Capital Acquired WorkingCapitalAcquired	-26663000	USD
CY2018	hsc	Working Capital Acquired WorkingCapitalAcquired	1295000	USD
CY2020	hsc	Payments To Acquire Businesses Property Plant And Equipment PaymentsToAcquireBusinessesPropertyPlantAndEquipment	102258000	USD
CY2019	hsc	Payments To Acquire Businesses Property Plant And Equipment PaymentsToAcquireBusinessesPropertyPlantAndEquipment	77295000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	153562000	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	330230000	USD
CY2018	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	22518000	USD
CY2020	hsc	Debtacquiredfromacquisition Debtacquiredfromacquisition	0	USD
CY2019	hsc	Debtacquiredfromacquisition Debtacquiredfromacquisition	605000	USD
CY2018	hsc	Debtacquiredfromacquisition Debtacquiredfromacquisition	335000	USD
CY2020	hsc	Payments To Acquire Businesses Other Noncurrent Assets Noncurrent Liabilities Net PaymentsToAcquireBusinessesOtherNoncurrentAssetsNoncurrentLiabilitiesNet	143648000	USD
CY2019	hsc	Payments To Acquire Businesses Other Noncurrent Assets Noncurrent Liabilities Net PaymentsToAcquireBusinessesOtherNoncurrentAssetsNoncurrentLiabilitiesNet	189912000	USD
CY2018	hsc	Payments To Acquire Businesses Other Noncurrent Assets Noncurrent Liabilities Net PaymentsToAcquireBusinessesOtherNoncurrentAssetsNoncurrentLiabilitiesNet	32174000	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	432855000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	623495000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	56389000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	215165000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	145013000	USD
CY2018	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	5534000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-2427000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Exercised ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised	11246	shares
CY2019	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	-117000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-21505000	USD
CY2018	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	-477000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Exercised ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised	28109	shares
CY2018	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	-282000	USD
CY2018	hsc	Stock Issued During Period Shares Restricted Stock Award Net Of Forfeitures And Tax Obligations Settled In Shares StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeituresAndTaxObligationsSettledInShares	384134	shares
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-3449000	USD
CY2018	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	1321072	shares
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	30011000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11128000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	313376000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	512218000	USD
CY2019	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	4693000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	690000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-58000	USD
CY2019	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	4026000	USD
CY2019	us-gaap	Noncontrolling Interest Decrease From Deconsolidation NoncontrollingInterestDecreaseFromDeconsolidation	3694000	USD
CY2019	hsc	Stock Issued During Period Shares Restricted Stock Award Net Of Forfeitures And Tax Obligations Settled In Shares StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeituresAndTaxObligationsSettledInShares	196102	shares
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-2882000	USD
CY2019	hsc	Vestingof Performance Shares VestingofPerformanceShares	529213	shares
CY2019	hsc	Vestingof Performance Share Units VestingofPerformanceShareUnits	-8248000	USD
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	1766826	shares
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	31838000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11569000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	789659000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	-21975000	USD
CY2020	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2978000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	1749000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-55307000	USD
CY2020	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	561000	USD
CY2020	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	-24000	USD
CY2020	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	-1108000	USD
CY2020	hsc	Vestingof Performance Share Units VestingofPerformanceShareUnits	-3205000	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	8898000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	713399000	USD
CY2020	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Reclassifications</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain reclassifications have been made to prior year amounts to conform with current year classifications.</span></div>
CY2020Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	3200000	USD
CY2019Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	2500000	USD
CY2019Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	5920000	USD
CY2018Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	5243000	USD
CY2017Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	5486000	USD
CY2020	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	5335000	USD
CY2019	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	4744000	USD
CY2018	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	3837000	USD
CY2020	us-gaap	Product Warranty Accrual Preexisting Increase Decrease ProductWarrantyAccrualPreexistingIncreaseDecrease	-2418000	USD
CY2019	us-gaap	Product Warranty Accrual Preexisting Increase Decrease ProductWarrantyAccrualPreexistingIncreaseDecrease	-2748000	USD
CY2018	us-gaap	Product Warranty Accrual Preexisting Increase Decrease ProductWarrantyAccrualPreexistingIncreaseDecrease	-3320000	USD
CY2020	us-gaap	Standard Product Warranty Accrual Additions From Business Acquisition StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition	0	USD
CY2019	us-gaap	Standard Product Warranty Accrual Additions From Business Acquisition StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition	0	USD
CY2018	us-gaap	Standard Product Warranty Accrual Additions From Business Acquisition StandardProductWarrantyAccrualAdditionsFromBusinessAcquisition	249000	USD
CY2020	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	2356000	USD
CY2019	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	1259000	USD
CY2018	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	942000	USD
CY2020	hsc	Product Warranty Accrual Currency Translation And Other Increase Decrease ProductWarrantyAccrualCurrencyTranslationAndOtherIncreaseDecrease	131000	USD
CY2019	hsc	Product Warranty Accrual Currency Translation And Other Increase Decrease ProductWarrantyAccrualCurrencyTranslationAndOtherIncreaseDecrease	-60000	USD
CY2018	hsc	Product Warranty Accrual Currency Translation And Other Increase Decrease ProductWarrantyAccrualCurrencyTranslationAndOtherIncreaseDecrease	-67000	USD
CY2020Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	6612000	USD
CY2019Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	5920000	USD
CY2018Q4	us-gaap	Standard Product Warranty Accrual StandardProductWarrantyAccrual	5243000	USD
CY2020	us-gaap	Use Of Estimates UseOfEstimates	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Use of Estimates in the Preparation of Financial Statements</span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with U.S. GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements, and the reported amounts of revenues and expenses. Actual results could differ from those estimates.</span></div><div><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Impact of COVID-19</span></div><div><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Beginning in early 2020, overall global economic conditions were significantly impacted by COVID-19. The continuing impact of COVID-19 on the Company varies by end market as well as local conditions (including applicable government mandates) and is continually evolving. The ultimate duration and impact of COVID-19 on the Company and its customers' operations is presently unclear, though the Company continues to operate as a provider of certain essential services in the U.S and other countries. The Company continues to take significant and proactive actions to protect all stakeholders and to minimize the operational and financial impacts of COVID-19 where possible.</span></div><div><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company did not record any long-lived asset impairments, indefinite-lived asset impairments, goodwill impairments, significant inventory write-downs or incremental accounts receivable reserves for current expected credit losses during the year ended December 31, 2020. However such charges are possible in future periods, which could have an adverse effect on the Company's future results of operations, cash flows, or financial condition.</span></div>
CY2020Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	414891000	USD
CY2019Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	323502000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	7501000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	13512000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	407390000	USD
CY2019Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	309990000	USD
CY2020Q4	us-gaap	Other Receivables Net Current OtherReceivablesNetCurrent	34253000	USD
CY2019Q4	us-gaap	Other Receivables Net Current OtherReceivablesNetCurrent	21265000	USD
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1960000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	7507000	USD
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	380000	USD
CY2020Q4	hsc	Accounts Receivable Greater Than12 Months Reserved AccountsReceivableGreaterThan12MonthsReserved	2500000	USD
CY2020Q1	us-gaap	Receivable With Imputed Interest Face Amount ReceivableWithImputedInterestFaceAmount	40000000.0	USD
CY2020Q1	hsc	Note Receivable Interest Rate Statedpercentage NoteReceivableInterestRateStatedpercentage	0.0250
CY2020Q1	us-gaap	Receivables Fair Value Disclosure ReceivablesFairValueDisclosure	34300000	USD
CY2020Q4	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	35800000	USD
CY2020Q4	us-gaap	Receivables Fair Value Disclosure ReceivablesFairValueDisclosure	36900000	USD
CY2020Q4	us-gaap	Receivable With Imputed Interest Net Amount ReceivableWithImputedInterestNetAmount	35806000	USD
CY2020Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	8505000	USD
CY2019Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	14550000	USD
CY2020Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	16522000	USD
CY2019Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	13088000	USD
CY2020Q4	us-gaap	Inventory Raw Materials And Purchased Parts Net Of Reserves InventoryRawMaterialsAndPurchasedPartsNetOfReserves	117789000	USD
CY2019Q4	us-gaap	Inventory Raw Materials And Purchased Parts Net Of Reserves InventoryRawMaterialsAndPurchasedPartsNetOfReserves	104488000	USD
CY2020Q4	us-gaap	Inventory Supplies Net Of Reserves InventorySuppliesNetOfReserves	30197000	USD
CY2019Q4	us-gaap	Inventory Supplies Net Of Reserves InventorySuppliesNetOfReserves	24865000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	173013000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	156991000	USD
CY2020Q4	us-gaap	Lifo Inventory Amount LIFOInventoryAmount	107162000	USD
CY2019Q4	us-gaap	Lifo Inventory Amount LIFOInventoryAmount	101465000	USD
CY2020Q4	us-gaap	Fifo Inventory Amount FIFOInventoryAmount	17655000	USD
CY2019Q4	us-gaap	Fifo Inventory Amount FIFOInventoryAmount	7473000	USD
CY2020Q4	us-gaap	Weighted Average Cost Inventory Amount WeightedAverageCostInventoryAmount	48196000	USD
CY2019Q4	us-gaap	Weighted Average Cost Inventory Amount WeightedAverageCostInventoryAmount	48053000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	173013000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	156991000	USD
CY2020Q4	us-gaap	Excess Of Replacement Or Current Costs Over Stated Lifo Value ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue	23000000	USD
CY2019Q4	us-gaap	Excess Of Replacement Or Current Costs Over Stated Lifo Value ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue	23000000	USD
CY2018	us-gaap	Inventory Lifo Reserve Effect On Income Net InventoryLIFOReserveEffectOnIncomeNet	-600000	USD
CY2019	us-gaap	Inventory Lifo Reserve Effect On Income Net InventoryLIFOReserveEffectOnIncomeNet	0	USD
CY2020	us-gaap	Inventory Lifo Reserve Effect On Income Net InventoryLIFOReserveEffectOnIncomeNet	0	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1985456000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1806603000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1317247000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1244817000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	668209000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	561786000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	404713000	USD
CY2019	us-gaap	Goodwill Other Increase Decrease GoodwillOtherIncreaseDecrease	330230000	USD
CY2019	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	3426000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	738369000	USD
CY2020	us-gaap	Goodwill Other Increase Decrease GoodwillOtherIncreaseDecrease	153897000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	9808000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	902074000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	438600000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	84500000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	299100000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	113600000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	523048000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	84483000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	412657000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	113575000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	31000000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	15500000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5900000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	32900000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	32400000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	32300000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	31800000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	31600000	USD
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1300532000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	795015000	USD
CY2020Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	15767000	USD
CY2019Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	16851000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	1284765000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	778164000	USD
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	13576000	USD
CY2019Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	2666000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1271189000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	775498000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	27513000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	38215000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	718138000	USD
CY2020Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	539000	USD
CY2020	us-gaap	Interest Paid InterestPaid	59500000	USD
CY2019	us-gaap	Interest Paid InterestPaid	27600000	USD
CY2018	us-gaap	Interest Paid InterestPaid	34200000	USD
CY2020Q4	hsc	Net Debt To Consolidated Adjusted Ebitda Ratio Covenant NetDebtToConsolidatedAdjustedEBITDARatioCovenant	4.50
CY2020	hsc	Debt Instrument Covenant Increase In Leverage Ratio DebtInstrumentCovenantIncreaseInLeverageRatio	25
CY2020	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	1900000	USD
CY2020Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	7500000	USD
CY2019Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	3600000	USD
CY2020Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.034
CY2019Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.056
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1523000	USD
CY2019	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1234000	USD
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	184000	USD
CY2019	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	50000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	30461000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	16083000	USD
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	42772000	USD
CY2019	us-gaap	Variable Lease Cost VariableLeaseCost	23470000	USD
CY2020	us-gaap	Sublease Income SubleaseIncome	202000	USD
CY2019	us-gaap	Sublease Income SubleaseIncome	198000	USD
CY2020	us-gaap	Lease Cost LeaseCost	74738000	USD
CY2019	us-gaap	Lease Cost LeaseCost	40639000	USD
CY2018	us-gaap	Operating Lease Expense OperatingLeaseExpense	12600000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	28057000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	15143000	USD
CY2020	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	1367000	USD
CY2019	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	1317000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	69044000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	65525000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	6220000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	2658000	USD
CY2019Q2	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	26000000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	96849000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	52065000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	24862000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	12544000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	69860000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	36974000	USD
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	8434000	USD
CY2019Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	3519000	USD
CY2020Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1683000	USD
CY2019Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1237000	USD
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	6867000	USD
CY2019Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	2218000	USD
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P11Y6M25D
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P8Y2M12D
CY2019Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P4Y3D
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.061
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.063
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.051
CY2019Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.042
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	30611000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	1972000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	23766000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	1708000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	18791000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	1492000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	13003000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	1321000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	7994000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	708000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	38388000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	3420000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	132553000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	10621000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	37831000	USD
CY2020Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	2071000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	94722000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	8550000	USD
CY2020	hsc	Operating And Finance Leases Excluding Short Term Leases Weighted Average Remaining Lease Term OperatingAndFinanceLeasesExcludingShortTermLeasesWeightedAverageRemainingLeaseTerm	P30Y
CY2020	hsc	Operating And Finance Leases Excluding Short Term Leases Renewal Option OperatingAndFinanceLeasesExcludingShortTermLeasesRenewalOption	P10Y
CY2020Q4	hsc	Estimated Rou Assets And Lease Liabilities To Be Recognized EstimatedROUAssetsAndLeaseLiabilitiesToBeRecognized	7000000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	1854000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-2646000	USD
CY2020	us-gaap	Multiemployer Plan Employer Contribution Cost MultiemployerPlanEmployerContributionCost	1600000	USD
CY2019	us-gaap	Multiemployer Plan Employer Contribution Cost MultiemployerPlanEmployerContributionCost	1900000	USD
CY2018	us-gaap	Multiemployer Plan Employer Contribution Cost MultiemployerPlanEmployerContributionCost	2000000.0	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-67276000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-13934000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	28281000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	36151000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	70405000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	85368000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-31125000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	56471000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	113649000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-5924000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-12116000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	903000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-7000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	575000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	233000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	177000	USD
CY2020	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	19216000	USD
CY2019	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	23775000	USD
CY2018	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	17127000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	7675000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	24911000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	17297000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-7452000	USD
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	566000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1303000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-10911000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-356000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	2530000	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-2741000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-2779000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20214000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5499000	USD
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	34900000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	115600000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	26800000	USD
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-6536000	USD
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	11859000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	23866000	USD
CY2020	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1589000	USD
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-274000	USD
CY2020	hsc	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activitiesand Tax Credits EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivitiesandTaxCredits	-3435000	USD
CY2019	hsc	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activitiesand Tax Credits EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivitiesandTaxCredits	-1322000	USD
CY2018	hsc	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activitiesand Tax Credits EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivitiesandTaxCredits	-2407000	USD
CY2020	hsc	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differentialand Repatriationof Foreign Earnings EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferentialandRepatriationofForeignEarnings	-9450000	USD
CY2019	hsc	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differentialand Repatriationof Foreign Earnings EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferentialandRepatriationofForeignEarnings	-9550000	USD
CY2018	hsc	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differentialand Repatriationof Foreign Earnings EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferentialandRepatriationofForeignEarnings	-5394000	USD
CY2020	hsc	Effective Income Tax Rate Reconciliation Tax Contingenciesand Settlements EffectiveIncomeTaxRateReconciliationTaxContingenciesandSettlements	-289000	USD
CY2019	hsc	Effective Income Tax Rate Reconciliation Tax Contingenciesand Settlements EffectiveIncomeTaxRateReconciliationTaxContingenciesandSettlements	-310000	USD
CY2018	hsc	Effective Income Tax Rate Reconciliation Tax Contingenciesand Settlements EffectiveIncomeTaxRateReconciliationTaxContingenciesandSettlements	1180000	USD
CY2020	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-370000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	2343000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-6937000	USD
CY2020	hsc	Effective Income Tax Rate Reconciliation Nondeductible Expenses Other Than Restructuring Charges EffectiveIncomeTaxRateReconciliationNondeductibleExpensesOtherThanRestructuringCharges	-2363000	USD
CY2019	hsc	Effective Income Tax Rate Reconciliation Nondeductible Expenses Other Than Restructuring Charges EffectiveIncomeTaxRateReconciliationNondeductibleExpensesOtherThanRestructuringCharges	-2554000	USD
CY2018	hsc	Effective Income Tax Rate Reconciliation Nondeductible Expenses Other Than Restructuring Charges EffectiveIncomeTaxRateReconciliationNondeductibleExpensesOtherThanRestructuringCharges	-1128000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	0	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	1643000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	-11686000	USD
CY2020	hsc	Effective Income Tax Rate Reconciliation Net Operating Loss Carryback Amount EffectiveIncomeTaxRateReconciliationNetOperatingLossCarrybackAmount	-2696000	USD
CY2019	hsc	Effective Income Tax Rate Reconciliation Net Operating Loss Carryback Amount EffectiveIncomeTaxRateReconciliationNetOperatingLossCarrybackAmount	0	USD
CY2018	hsc	Effective Income Tax Rate Reconciliation Net Operating Loss Carryback Amount EffectiveIncomeTaxRateReconciliationNetOperatingLossCarrybackAmount	0	USD
CY2020	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-41000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-3353000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	0	USD
CY2020	hsc	Effective Income Tax Rate Reconciliation Foreignderivedintangibleincomededuction EffectiveIncomeTaxRateReconciliationForeignderivedintangibleincomededuction	0	USD
CY2019	hsc	Effective Income Tax Rate Reconciliation Foreignderivedintangibleincomededuction EffectiveIncomeTaxRateReconciliationForeignderivedintangibleincomededuction	0	USD
CY2018	hsc	Effective Income Tax Rate Reconciliation Foreignderivedintangibleincomededuction EffectiveIncomeTaxRateReconciliationForeignderivedintangibleincomededuction	-2366000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-214000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-3064000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-736000	USD
CY2020	us-gaap	Income Tax Reconciliation Deductions Other IncomeTaxReconciliationDeductionsOther	0	USD
CY2019	us-gaap	Income Tax Reconciliation Deductions Other IncomeTaxReconciliationDeductionsOther	32000	USD
CY2018	us-gaap	Income Tax Reconciliation Deductions Other IncomeTaxReconciliationDeductionsOther	143000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-2779000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20214000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5499000	USD
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.089
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.358
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.048
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	36200000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	70400000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	26300000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	18900000	USD
CY2020	hsc	Differencesoninternationalearningsandremittances Differencesoninternationalearningsandremittances	9500000	USD
CY2019	hsc	Differencesoninternationalearningsandremittances Differencesoninternationalearningsandremittances	9600000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-67300000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-13900000	USD
CY2019	hsc	Income Tax Expense Benefit Increase Decrease From Prior Year IncomeTaxExpenseBenefitIncreaseDecreaseFromPriorYear	6100000	USD
CY2020	hsc	Income Tax Expense Benefit Increase Decrease From Prior Year IncomeTaxExpenseBenefitIncreaseDecreaseFromPriorYear	21600000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	0	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	769000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	78029000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Property Plant And Equipment DeferredTaxAssetsPropertyPlantAndEquipment	0	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	57591000	USD
CY2020Q4	hsc	Deferred Tax Liability Right Of Use Assets DeferredTaxLiabilityRightOfUseAssets	23507000	USD
CY2019Q4	hsc	Deferred Tax Liability Right Of Use Assets DeferredTaxLiabilityRightOfUseAssets	15567000	USD
CY2020Q4	hsc	Deferred Tax Asset Operating Lease Liabilities DeferredTaxAssetOperatingLeaseLiabilities	22968000	USD
CY2019Q4	hsc	Deferred Tax Asset Operating Lease Liabilities DeferredTaxAssetOperatingLeaseLiabilities	14929000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	20844000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	18421000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	2884000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	4568000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	4903000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	1109000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	4425000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	3222000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	101022000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	85378000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	11445000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	24219000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	49641000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	38766000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Unrealized Currency Losses DeferredTaxAssetsUnrealizedCurrencyLosses	797000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Unrealized Currency Losses DeferredTaxAssetsUnrealizedCurrencyLosses	462000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Financing Arrangements DeferredTaxLiabilitiesFinancingArrangements	269000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Financing Arrangements DeferredTaxLiabilitiesFinancingArrangements	566000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	340000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	411000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	6696000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	6572000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	0	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	74000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	221540000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	106304000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	194835000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	77715000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	140615000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	127074000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	80925000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	106304000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	67761000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	77715000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	101000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	140600000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	127100000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	137500000	USD
CY2020	hsc	Foreign Tax Credit Carryforwards Valuation Allowance Reduction Reduction To Deferred Tax Assets ForeignTaxCreditCarryforwardsValuationAllowanceReductionReductionToDeferredTaxAssets	15500000	USD
CY2020	hsc	Pension Liability Valuation Allowance Reduction Reduction To Deferred Tax Assets PensionLiabilityValuationAllowanceReductionReductionToDeferredTaxAssets	13000000.0	USD
CY2020	hsc	More Than Likely Asset Will Not Be Recognized Valuation Allowance Reduction Reduction To Deferred Tax Assets MoreThanLikelyAssetWillNotBeRecognizedValuationAllowanceReductionReductionToDeferredTaxAssets	9800000	USD
CY2020	hsc	Foreign Currency Translation Adjustment Valuation Allowance Reduction Reduction To Deferred Tax Assets ForeignCurrencyTranslationAdjustmentValuationAllowanceReductionReductionToDeferredTaxAssets	3300000	USD
CY2019	hsc	Saleof Businesses Reductionof Tax Paid Changein Capital Loss Carryforwards Foreign Tax Credit Carryforwards State Net Operating Loss Carryforwards Foreign Tax Credit Carryforwards SaleofBusinessesReductionofTaxPaidChangeinCapitalLossCarryforwardsForeignTaxCreditCarryforwardsStateNetOperatingLossCarryforwardsForeignTaxCreditCarryforwards	12500000	USD
CY2019	hsc	Mergerand Liquidationof Foreign Dormant Entities Valuation Allowance Reduction Reductionto Deferred Tax Assets MergerandLiquidationofForeignDormantEntitiesValuationAllowanceReductionReductiontoDeferredTaxAssets	5600000	USD
CY2019	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	7900000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	200000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	300000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	200000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	1400000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	1200000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	900000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3623000	USD
CY2017Q4	hsc	Deferred Tax Benefits DeferredTaxBenefits	31000	USD
CY2017Q4	hsc	Unrecognized Tax Benefits Net UnrecognizedTaxBenefitsNet	3592000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	196000	USD
CY2018	hsc	Deferred Tax Benefits Increases Resulting From Current Period Tax Positions DeferredTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	1000	USD
CY2018	hsc	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions Net UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositionsNet	195000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1397000	USD
CY2018	hsc	Deferred Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations DeferredTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	6000	USD
CY2018	hsc	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations Net UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitationsNet	1391000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2422000	USD
CY2018Q4	hsc	Deferred Tax Benefits DeferredTaxBenefits	26000	USD
CY2018Q4	hsc	Unrecognized Tax Benefits Net UnrecognizedTaxBenefitsNet	2396000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	414000	USD
CY2019	hsc	Deferred Tax Benefits Increases Resulting From Current Period Tax Positions DeferredTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	7000	USD
CY2019	hsc	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions Net UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositionsNet	407000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	681000	USD
CY2019	hsc	Deferred Tax Benefits Increases Resulting From Prior Period Tax Positions DeferredTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2019	hsc	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions Net UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositionsNet	681000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	326000	USD
CY2019	hsc	Deferred Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations DeferredTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2000	USD
CY2019	hsc	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations Net UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitationsNet	324000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	62000	USD
CY2019	hsc	Deferred Tax Benefits Decreases Resulting From Settlements With Taxing Authorities DeferredTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	9000	USD
CY2019	hsc	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities Net UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthoritiesNet	53000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3129000	USD
CY2019Q4	hsc	Deferred Tax Benefits DeferredTaxBenefits	22000	USD
CY2019Q4	hsc	Unrecognized Tax Benefits Net UnrecognizedTaxBenefitsNet	3107000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	596000	USD
CY2020	hsc	Deferred Tax Benefits Increases Resulting From Current Period Tax Positions DeferredTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	2000	USD
CY2020	hsc	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions Net UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositionsNet	594000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	771000	USD
CY2020	hsc	Deferred Tax Benefits Increase Decrease From Prior Period Tax Positions DeferredTaxBenefitsIncreaseDecreaseFromPriorPeriodTaxPositions	0	USD
CY2020	hsc	Unrecognized Income Tax Benefits Increase Decrease From Prior Period Tax Positions UnrecognizedIncomeTaxBenefitsIncreaseDecreaseFromPriorPeriodTaxPositions	771000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	58000	USD
CY2020	hsc	Deferred Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations DeferredTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2000	USD
CY2020	hsc	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations Net UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitationsNet	56000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2896000	USD
CY2020Q4	hsc	Deferred Tax Benefits DeferredTaxBenefits	22000	USD
CY2020Q4	hsc	Unrecognized Tax Benefits Net UnrecognizedTaxBenefitsNet	2874000	USD
CY2020Q4	us-gaap	Significant Change In Unrecognized Tax Benefits Is Reasonably Possible Amount Of Unrecorded Benefit SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit	600000	USD
CY2020Q4	hsc	Current Portion Of Environmental Liabilities CurrentPortionOfEnvironmentalLiabilities	6933000	USD
CY2019Q4	hsc	Current Portion Of Environmental Liabilities CurrentPortionOfEnvironmentalLiabilities	3431000	USD
CY2020Q4	hsc	Environmental Liabilities EnvironmentalLiabilities	29424000	USD
CY2019Q4	hsc	Environmental Liabilities EnvironmentalLiabilities	5600000	USD
CY2020Q4	hsc	Total Environmental Liabilities TotalEnvironmentalLiabilities	36357000	USD
CY2019Q4	hsc	Total Environmental Liabilities TotalEnvironmentalLiabilities	9031000	USD
CY2020Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	7000000.0	USD
CY2019Q1	hsc	Penaltiesperday Penaltiesperday	5000	BRL
CY2019Q1	hsc	Penaltiesperday Penaltiesperday	1000	USD
CY2019Q4	hsc	Penaltiesperday Penaltiesperday	25000	BRL
CY2019Q4	hsc	Penaltiesperday Penaltiesperday	4800	USD
CY2019Q4	hsc	Penalties Penalties	10000000	BRL
CY2019Q4	hsc	Penalties Penalties	1925000	USD
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	150000000	shares
CY2020Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	4000000	shares
CY2020Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1.25
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1.25
CY2020Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	112888126	shares
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	32434274	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	80453852	shares
CY2018	us-gaap	Stock Issued During Period Shares Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures	545908	shares
CY2018	hsc	Stock Issued During Period Stock Appreciation Rights StockIssuedDuringPeriodStockAppreciationRights	39917	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	113473951	shares
CY2018Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	33928928	shares
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	79545023	shares
CY2019	us-gaap	Stock Issued During Period Shares Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures	321965	shares
CY2019	us-gaap	Stock Issued During Period Shares Other StockIssuedDuringPeriodSharesOther	908566	shares
CY2019	hsc	Stock Issued During Period Stock Appreciation Rights StockIssuedDuringPeriodStockAppreciationRights	15865	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	114720347	shares
CY2019Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	36205589	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	78514758	shares
CY2020	us-gaap	Stock Issued During Period Shares Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures	229413	shares
CY2020	us-gaap	Stock Issued During Period Shares Other StockIssuedDuringPeriodSharesOther	471412	shares
CY2020	hsc	Stock Issued During Period Stock Appreciation Rights StockIssuedDuringPeriodStockAppreciationRights	8870	shares
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	115430042	shares
CY2020Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	36505672	shares
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	78924370	shares
CY2020	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	-32526000	USD
CY2019	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	28231000	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	100578000	USD
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	78939000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	79632000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	80716000	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1743000	shares
CY2018	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2879000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	78939000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	81375000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	83595000	shares
CY2020	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.41
CY2019	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.35
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CY2020	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.41
CY2019	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.35
CY2018	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	1.20
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CY2020Q4	hsc	Sharebased Compensation Shares Authorized Under Stock Appreciation Rights Exercise Price Range Number Of Unvested Shares SharebasedCompensationSharesAuthorizedUnderStockAppreciationRightsExercisePriceRangeNumberOfUnvestedShares	877947	shares
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CY2020Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	3677000	USD
CY2020Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	12725000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	2985000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	10252000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-4780000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-9478000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	3449000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	2578000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Before Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax	2934000	USD
CY2018	us-gaap	Derivative Instruments Gain Loss Reclassified From Accumulated Oci Into Income Effective Portion Net DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet	1738000	USD
CY2020	us-gaap	Interest Expense InterestExpense	59689000	USD
CY2019	us-gaap	Interest Expense InterestExpense	36586000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	21081000	USD
CY2019	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	27531000	USD
CY2018	us-gaap	Interest Expense InterestExpense	21531000	USD
CY2020	us-gaap	Translation Adjustment For Net Investment Hedge Increase Decrease Net Of Tax TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseNetOfTax	400000	USD
CY2019	us-gaap	Translation Adjustment For Net Investment Hedge Increase Decrease Net Of Tax TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseNetOfTax	7700000	USD
CY2018	us-gaap	Translation Adjustment For Net Investment Hedge Increase Decrease Net Of Tax TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseNetOfTax	-9900000	USD
CY2019Q2	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	2800000	USD
CY2020Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1324900000	USD
CY2019Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	827200000	USD
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1300500000	USD
CY2019Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	795000000.0	USD
CY2020	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2018	us-gaap	Revenues Revenues	1347672000	USD
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CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	130695000	USD
CY2020	us-gaap	Revenues Revenues	1863864000	USD
CY2019	us-gaap	Revenues Revenues	1503742000	USD
CY2018	us-gaap	Revenues Revenues	1347672000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	668209000	USD
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CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	432793000	USD
CY2020	hsc	Number Of Major Customers NumberOfMajorCustomers	1	Customer
CY2020	us-gaap	Revenues Revenues	1863864000	USD
CY2019	us-gaap	Revenues Revenues	1503742000	USD
CY2020Q4	us-gaap	Assets Assets	2993287000	USD
CY2019Q4	us-gaap	Assets Assets	2367467000	USD
CY2018Q4	us-gaap	Assets Assets	1632867000	USD
CY2020	hsc	Depreciation Excluding Industrial Segment DepreciationExcludingIndustrialSegment	125556000	USD
CY2019	hsc	Depreciation Excluding Industrial Segment DepreciationExcludingIndustrialSegment	117063000	USD
CY2018	hsc	Depreciation Excluding Industrial Segment DepreciationExcludingIndustrialSegment	116212000	USD
CY2020	hsc	Amortization Excluding Deferred Financing Costs AmortizationExcludingDeferredFinancingCosts	33937000	USD
CY2019	hsc	Amortization Excluding Deferred Financing Costs AmortizationExcludingDeferredFinancingCosts	18031000	USD
CY2018	hsc	Amortization Excluding Deferred Financing Costs AmortizationExcludingDeferredFinancingCosts	8844000	USD
CY2020	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	120118000	USD
CY2019	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	176600000	USD
CY2018	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	124607000	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	776000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	773000	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	104000	USD
CY2020	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Asset1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1	-2386000	USD
CY2019	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Asset1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1	7681000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	21081000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	104279000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	130695000	USD
CY2020	us-gaap	Investment Income Interest InvestmentIncomeInterest	2174000	USD
CY2019	us-gaap	Investment Income Interest InvestmentIncomeInterest	1975000	USD
CY2018	us-gaap	Investment Income Interest InvestmentIncomeInterest	2155000	USD
CY2020	us-gaap	Interest Expense InterestExpense	59689000	USD
CY2019	us-gaap	Interest Expense InterestExpense	36586000	USD
CY2018	us-gaap	Interest Expense InterestExpense	21531000	USD
CY2020	us-gaap	Pension Expense Reversal Of Expense Noncash PensionExpenseReversalOfExpenseNoncash	-7229000	USD
CY2019	us-gaap	Pension Expense Reversal Of Expense Noncash PensionExpenseReversalOfExpenseNoncash	5493000	USD
CY2018	us-gaap	Pension Expense Reversal Of Expense Noncash PensionExpenseReversalOfExpenseNoncash	-3457000	USD
CY2020	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	1920000	USD
CY2019	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	7704000	USD
CY2018	us-gaap	Other Nonoperating Expense OtherNonoperatingExpense	1127000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-31125000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	56471000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	113649000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1863864000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1863864000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1503742000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1503742000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1347672000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1347672000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	60100000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	31200000	USD
CY2020Q4	hsc	Advanceson Contracts AdvancesonContracts	84900000	USD
CY2019Q4	hsc	Advanceson Contracts AdvancesonContracts	60300000	USD
CY2020	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	75000000	USD
CY2016	us-gaap	Loss On Contracts LossOnContracts	45100000	USD
CY2018	us-gaap	Loss On Contracts LossOnContracts	1800000	USD
CY2020Q4	us-gaap	Provision For Loss On Contracts ProvisionForLossOnContracts	4400000	USD
CY2019Q4	us-gaap	Provision For Loss On Contracts ProvisionForLossOnContracts	6400000	USD
CY2020	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	3723000	USD
CY2019	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	6303000	USD
CY2018	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	3868000	USD
CY2020	us-gaap	Severance Costs1 SeveranceCosts1	10888000	USD
CY2019	us-gaap	Severance Costs1 SeveranceCosts1	6619000	USD
CY2018	us-gaap	Severance Costs1 SeveranceCosts1	4763000	USD
CY2020	hsc	Business Exit Costs Excluding Severance BusinessExitCostsExcludingSeverance	693000	USD
CY2019	hsc	Business Exit Costs Excluding Severance BusinessExitCostsExcludingSeverance	4208000	USD
CY2018	hsc	Business Exit Costs Excluding Severance BusinessExitCostsExcludingSeverance	170000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	2812000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-58119000	USD
CY2018	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Asset1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1	2939000	USD
CY2020	hsc	Other Miscellaneous Income Expense OtherMiscellaneousIncomeExpense	226000	USD
CY2019	hsc	Other Miscellaneous Income Expense OtherMiscellaneousIncomeExpense	237000	USD
CY2018	hsc	Other Miscellaneous Income Expense OtherMiscellaneousIncomeExpense	431000	USD
CY2020	hsc	Income Expense Other Net IncomeExpenseOtherNet	-10794000	USD
CY2019	hsc	Income Expense Other Net IncomeExpenseOtherNet	2621000	USD
CY2018	hsc	Income Expense Other Net IncomeExpenseOtherNet	2201000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-22035000	USD
CY2019	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-21977000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-58000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-972000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	914000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-92545000	USD
CY2020	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-37238000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-55307000	USD

Files In Submission

Name	View Source	Status
0000045876-21-000016-index-headers.html	Edgar Link	pending
0000045876-21-000016-index.html	Edgar Link	pending
0000045876-21-000016.txt	Edgar Link	pending
0000045876-21-000016-xbrl.zip	Edgar Link	pending
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Financial_Report.xlsx	Edgar Link	pending
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$NVRI
ENVIRI Corp Stock $nvri

2019 Q4 Form 10-K Financial Statement

#000004587621000016 Filed on February 25, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NVRI ENVIRI Corp Stock $nvri

2019 Q4 Form 10-K Financial Statement

#000004587621000016 Filed on February 25, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NVRI
ENVIRI Corp Stock $nvri