$MTRN
Materion Corp Stock $mtrn

$mtrn Overview Financials Valuation SEC Filings Company Website

2023 Q1 Form 10-K Financial Statement

#000110465723000019 Filed on February 16, 2023

Income Statement

Concept	2023 Q1	2022 Q4	2022
Revenue	$442.5M	$434.6M	$1.757B
YoY Change		14064.86%	16.32%
Cost Of Revenue	$351.2M	$336.2M	$1.413B
YoY Change		7.15%	15.19%
Gross Profit	$91.34M	$98.42M	$343.9M
YoY Change		32.44%	21.19%
Gross Profit Margin	20.64%	22.65%	19.57%
Selling, General & Admin	$40.34M	$45.77M	$169.3M
YoY Change		5.97%	3.4%
% of Gross Profit	44.16%	46.51%	49.24%
Research & Development	$7.621M	$6.881M	$28.98M
YoY Change		8.29%	9.04%
% of Gross Profit	8.34%	6.99%	8.43%
Depreciation & Amortization	$15.09M	$14.21M	$53.44M
YoY Change		5.95%	21.07%
% of Gross Profit	16.52%	14.44%	15.54%
Operating Expenses	$47.96M	$58.93M	$198.3M
YoY Change		18.93%	4.18%
Operating Profit	$36.94M	$39.49M	$119.8M
YoY Change		86.64%	55.3%
Interest Expense	$7.502M	-$6.971M	-$21.23M
YoY Change		-909.64%	227.87%
% of Operating Profit	20.31%	-17.65%	-17.72%
Other Income/Expense, Net	$730.0K	$1.738M	$5.250M
YoY Change		35.89%	2.64%
Pretax Income	$30.17M	$33.35M	$103.1M
YoY Change		54.55%	33.33%
Income Tax	$4.580M	$4.585M	$17.11M
% Of Pretax Income	15.18%	13.75%	16.6%
Net Earnings	$25.59M	$28.76M	$85.99M
YoY Change		58.43%	18.65%
Net Earnings / Revenue	5.78%	6.62%	4.89%
Basic Earnings Per Share	$1.24		$4.19
Diluted Earnings Per Share	$1.23	$1.39	$4.14
COMMON SHARES
Basic Shares Outstanding	20.54M shares		20.51M shares
Diluted Shares Outstanding	20.89M shares		20.76M shares

Balance Sheet

Concept	2023 Q1	2022 Q4	2022
SHORT-TERM ASSETS
Cash & Short-Term Investments	$15.24M	$13.10M	$13.10M
YoY Change		-27.25%	-9.41%
Cash & Equivalents	$15.24M	$13.10M	$13.10M
Short-Term Investments
Other Short-Term Assets	$42.13M	$39.06M	$39.06M
YoY Change		8.07%	38.88%
Inventory	$434.5M	$423.1M	$423.1M
Prepaid Expenses
Receivables	$208.0M	$215.2M	$215.2M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$699.9M	$690.4M	$690.4M
YoY Change		10.08%	10.08%
LONG-TERM ASSETS
Property, Plant & Equipment	$469.6M	$448.8M	$513.0M
YoY Change		9.73%	8.67%
Goodwill	$320.3M	$319.5M
YoY Change		0.28%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$22.18M	$22.54M	$25.80M
YoY Change		-17.66%	-21.34%
Total Long-Term Assets	$1.018B	$1.002B	$1.002B
YoY Change		2.17%	2.17%
TOTAL ASSETS
Total Short-Term Assets	$699.9M	$690.4M	$690.4M
Total Long-Term Assets	$1.018B	$1.002B	$1.002B
Total Assets	$1.718B	$1.692B	$1.692B
YoY Change		5.26%	5.26%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$126.9M	$107.9M	$107.9M
YoY Change		25.11%	25.11%
Accrued Expenses	$44.19M	$54.99M	$43.94M
YoY Change		3.01%	-3.31%
Deferred Revenue
YoY Change
Short-Term Debt	$27.73M	$21.11M	$0.00
YoY Change		37.41%
Long-Term Debt Due	$27.73M	$21.11M	$22.59M
YoY Change		37.41%	24.4%
Total Short-Term Liabilities	$245.8M	$239.0M	$239.0M
YoY Change		16.85%	16.85%
LONG-TERM LIABILITIES
Long-Term Debt	$405.5M	$410.9M	$424.8M
YoY Change		-5.41%	-5.76%
Other Long-Term Liabilities	$14.26M	$12.18M	$200.1M
YoY Change		-18.54%	-2.22%
Total Long-Term Liabilities	$419.7M	$423.1M	$624.8M
YoY Change		-5.85%	-4.65%
TOTAL LIABILITIES
Total Short-Term Liabilities	$245.8M	$239.0M	$239.0M
Total Long-Term Liabilities	$419.7M	$423.1M	$624.8M
Total Liabilities	$665.6M	$662.0M	$892.0M
YoY Change		1.25%	0.56%
SHAREHOLDERS EQUITY
Retained Earnings	$792.4M	$769.4M
YoY Change		10.91%
Common Stock	$297.8M	$288.1M
YoY Change		5.93%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$231.9M	$220.9M
YoY Change		5.21%
Treasury Stock Shares		6.605M shares
Shareholders Equity	$822.0M	$800.0M	$800.0M
YoY Change
Total Liabilities & Shareholders Equity	$1.718B	$1.692B	$1.692B
YoY Change		5.26%	5.26%

Cashflow Statement

Concept	2023 Q1	2022 Q4	2022
OPERATING ACTIVITIES
Net Income	$25.59M	$28.76M	$85.99M
YoY Change		58.43%	18.65%
Depreciation, Depletion And Amortization	$15.09M	$14.21M	$53.44M
YoY Change		5.95%	21.07%
Cash From Operating Activities	$38.11M	$81.75M	$116.0M
YoY Change		-2404.88%	28.5%
INVESTING ACTIVITIES
Capital Expenditures	$30.01M	$23.37M	$77.61M
YoY Change		-217.28%	-24.59%
Acquisitions			$2.971M
YoY Change			-99.24%
Other Investing Activities	$212.0K	$23.00K	-$2.121M
YoY Change		-72.29%	-99.46%
Cash From Investing Activities	-$29.80M	-$23.35M	-$79.73M
YoY Change		17.66%	-83.87%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$0.00
YoY Change
Debt Paid & Issued, Net	$3.907M
YoY Change
Cash From Financing Activities	-$6.291M	-66.91M	-$35.56M
YoY Change		-487.71%	-109.05%
NET CHANGE
Cash From Operating Activities	$38.11M	81.75M	$116.0M
Cash From Investing Activities	-$29.80M	-23.35M	-$79.73M
Cash From Financing Activities	-$6.291M	-66.91M	-$35.56M
Net Change In Cash	$2.142M	-8.502M	-$1.361M
YoY Change		38.58%	-88.08%
FREE CASH FLOW
Cash From Operating Activities	$38.11M	$81.75M	$116.0M
Capital Expenditures	$30.01M	$23.37M	$77.61M
Free Cash Flow	$8.091M	$58.38M	$38.35M
YoY Change		256.4%	-402.71%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022	dei	Entity Central Index Key EntityCentralIndexKey	0001104657
CY2022	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2022	dei	Amendment Flag AmendmentFlag	false
CY2021Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#AccruedLiabilitiesCurrent
CY2022Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#AccruedLiabilitiesCurrent
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization
CY2021Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#AccruedLiabilitiesCurrent
CY2022Q4	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#AccruedLiabilitiesCurrent
CY2022	dei	Document Type DocumentType	10-K
CY2022	dei	Document Annual Report DocumentAnnualReport	true
CY2022	dei	Document Period End Date DocumentPeriodEndDate	2022-12-31
CY2022	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022	dei	Document Transition Report DocumentTransitionReport	false
CY2022	dei	Entity File Number EntityFileNumber	1-15885
CY2022	dei	Entity Registrant Name EntityRegistrantName	MATERION CORPORATION
CY2022	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	OH
CY2022	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	34-1919973
CY2022	dei	Entity Address Address Line1 EntityAddressAddressLine1	6070 Parkland Blvd
CY2022	dei	Entity Address City Or Town EntityAddressCityOrTown	Mayfield Heights
CY2022	dei	Entity Address State Or Province EntityAddressStateOrProvince	OH
CY2022	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	44124
CY2022	dei	City Area Code CityAreaCode	216
CY2022	dei	Local Phone Number LocalPhoneNumber	486-4200
CY2022	dei	Security12b Title Security12bTitle	Common Stock, no par value
CY2022	dei	Trading Symbol TradingSymbol	MTRN
CY2022	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2022	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2022	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2022	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2022	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2022	dei	Entity Small Business EntitySmallBusiness	false
CY2022	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2022	dei	Entity Shell Company EntityShellCompany	false
CY2022Q3	dei	Entity Public Float EntityPublicFloat	1488381335	usd
CY2023Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	20543518	shares
CY2022	dei	Auditor Firm AuditorFirmId	42
CY2022	dei	Auditor Name AuditorName	Ernst & Young LLP
CY2022	dei	Auditor Location AuditorLocation	Cleveland, Ohio
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1757109000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1510644000	usd
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1176274000	usd
CY2022	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1413229000	usd
CY2021	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1226882000	usd
CY2020	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	983641000	usd
CY2022	us-gaap	Gross Profit GrossProfit	343880000	usd
CY2021	us-gaap	Gross Profit GrossProfit	283762000	usd
CY2020	us-gaap	Gross Profit GrossProfit	192633000	usd
CY2022	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	169338000	usd
CY2021	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	163777000	usd
CY2020	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	133963000	usd
CY2022	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	28977000	usd
CY2021	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	26575000	usd
CY2020	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	20283000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	9053000	usd
CY2022	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	0	usd
CY2021	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	0	usd
CY2020	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	1419000	usd
CY2022	us-gaap	Restructuring Charges RestructuringCharges	1573000	usd
CY2021	us-gaap	Restructuring Charges RestructuringCharges	-438000	usd
CY2020	us-gaap	Restructuring Charges RestructuringCharges	11237000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-24237000	usd
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-16737000	usd
CY2020	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-8463000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	119755000	usd
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	77111000	usd
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	8215000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	5250000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	5115000	usd
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	3939000	usd
CY2022	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-21905000	usd
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-4901000	usd
CY2020	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-3879000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	103100000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	77325000	usd
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	8275000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	17110000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4851000	usd
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-7187000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	85990000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	72474000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	15462000	usd
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.19
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.55
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.76
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.14
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.50
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.75
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20511000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20422000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20338000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20760000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20689000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20603000	shares
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CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	1387000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	482000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent	-28000	usd
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CY2021	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	1094000	usd
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-651000	usd
CY2022	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	526000	usd
CY2021	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-3771000	usd
CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	2127000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1740000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1530000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	6823000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	84250000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	70944000	usd
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CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	44137000	usd
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CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1734000	usd
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CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	5528000	usd
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CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-9850000	usd
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CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	4377000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	30490000	usd
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	707000	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	63986000	usd
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	43458000	usd
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	1288000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	1604000	usd
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	3855000	usd
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2475000	usd
CY2022	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	12860000	usd
CY2021	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	40219000	usd
CY2020	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-21877000	usd
CY2022	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	207000	usd
CY2021	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	106000	usd
CY2020	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	2935000	usd
CY2022	mtrn	Increase Decrease In Interest And Taxes Payable IncreaseDecreaseInInterestAndTaxesPayable	154000	usd
CY2021	mtrn	Increase Decrease In Interest And Taxes Payable IncreaseDecreaseInInterestAndTaxesPayable	-220000	usd
CY2020	mtrn	Increase Decrease In Interest And Taxes Payable IncreaseDecreaseInInterestAndTaxesPayable	-157000	usd
CY2022	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	21942000	usd
CY2021	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	13752000	usd
CY2020	us-gaap	Increase Decrease In Other Deferred Liability IncreaseDecreaseInOtherDeferredLiability	54103000	usd
CY2022	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-261000	usd
CY2021	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	2894000	usd
CY2020	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	378000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	115958000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	90241000	usd
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	101057000	usd
CY2022	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	2971000	usd
CY2021	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	392240000	usd
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	130715000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	77608000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	102910000	usd
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	67274000	usd
CY2022	us-gaap	Proceeds From Derivative Instrument Investing Activities ProceedsFromDerivativeInstrumentInvestingActivities	0	usd
CY2021	us-gaap	Proceeds From Derivative Instrument Investing Activities ProceedsFromDerivativeInstrumentInvestingActivities	0	usd
CY2020	us-gaap	Proceeds From Derivative Instrument Investing Activities ProceedsFromDerivativeInstrumentInvestingActivities	3249000	usd
CY2022	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	850000	usd
CY2021	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	881000	usd
CY2020	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	33000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-79729000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-494269000	usd
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-194707000	usd
CY2022	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	-9046000	usd
CY2021	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	118297000	usd
CY2020	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	34000000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
CY2022	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	9276000	usd
CY2021	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	300000000	usd
CY2020	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	0	usd
CY2022	us-gaap	Repayments Of Debt RepaymentsOfDebt	19299000	usd
CY2021	us-gaap	Repayments Of Debt RepaymentsOfDebt	2054000	usd
CY2020	us-gaap	Repayments Of Debt RepaymentsOfDebt	20634000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	2736000	usd
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	2819000	usd
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	2213000	usd
CY2022	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	10160000	usd
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9697000	usd
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9257000	usd
CY2022	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	usd
CY2021	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	7403000	usd
CY2020	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	6766000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3593000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3318000	usd
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2221000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-35558000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	393006000	usd
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-7091000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-2032000	usd
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-394000	usd
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1612000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1361000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-11416000	usd
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-99129000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14462000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	25878000	usd
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	125007000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13101000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14462000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	25878000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13101000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	14462000	usd
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	215211000	usd
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	213819000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	423080000	usd
CY2021Q4	us-gaap	Inventory Net InventoryNet	361115000	usd
CY2022Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	39056000	usd
CY2021Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	37856000	usd
CY2022Q4	us-gaap	Assets Current AssetsCurrent	690448000	usd
CY2021Q4	us-gaap	Assets Current AssetsCurrent	627252000	usd
CY2022Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	3265000	usd
CY2021Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	5431000	usd
CY2022Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Before Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization	1209205000	usd
CY2021Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Before Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization	1132223000	usd
CY2022Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization	760440000	usd
CY2021Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization	723248000	usd
CY2022Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	448765000	usd
CY2021Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	408975000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	64249000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	63096000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	143219000	usd
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	156736000	usd
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	22535000	usd
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	27369000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	319498000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	318620000	usd
CY2022Q4	us-gaap	Assets Assets	1691979000	usd
CY2021Q4	us-gaap	Assets Assets	1607479000	usd
CY2022Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	21105000	usd
CY2021Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	15359000	usd
CY2022Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	107899000	usd
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	86243000	usd
CY2022Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	35543000	usd
CY2021Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	37544000	usd
CY2022Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	54993000	usd
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	53388000	usd
CY2022Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	3928000	usd
CY2021Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	4205000	usd
CY2022Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	15496000	usd
CY2021Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	7770000	usd
CY2022Q4	us-gaap	Liabilities Current LiabilitiesCurrent	238964000	usd
CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	204509000	usd
CY2022Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	12181000	usd
CY2021Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	14954000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	59055000	usd
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	57099000	usd
CY2022Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	13876000	usd
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	16327000	usd
CY2022Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	20422000	usd
CY2021Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	33394000	usd
CY2022Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	107736000	usd
CY2021Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	97962000	usd
CY2022Q4	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	665000	usd
CY2021Q4	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	1190000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	28214000	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	27216000	usd
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	410876000	usd
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	434388000	usd
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2021Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	27148000	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	27148000	shares
CY2022Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	288100000	usd
CY2021Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	271978000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	769418000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	693756000	usd
CY2022Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	6605000	shares
CY2021Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	6700000	shares
CY2022Q4	us-gaap	Treasury Stock Value TreasuryStockValue	220864000	usd
CY2021Q4	us-gaap	Treasury Stock Value TreasuryStockValue	209920000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-40169000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-41909000	usd
CY2022Q4	us-gaap	Other Additional Capital OtherAdditionalCapital	5245000	usd
CY2021Q4	us-gaap	Other Additional Capital OtherAdditionalCapital	4795000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	799990000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	720440000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1691979000	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1607479000	usd
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	645743000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	15462000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	15462000	usd
CY2020	mtrn	Other Comprehensive Income Loss Net Of Tax Reform OtherComprehensiveIncomeLossNetOfTaxReform	6729000	usd
CY2020	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements And Curtailments1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1	-94000	usd
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.455
CY2020	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9257000	usd
CY2020	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	5619000	usd
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2221000	usd
CY2020	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	6766000	usd
CY2020	mtrn	Stock Issued During Period Value Directors Deferred Compensation StockIssuedDuringPeriodValueDirectorsDeferredCompensation	227000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	655630000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	72474000	usd
CY2021	mtrn	Other Comprehensive Income Loss Net Of Tax Reform OtherComprehensiveIncomeLossNetOfTaxReform	-1530000	usd
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.475
CY2021	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9697000	usd
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	6517000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3318000	usd
CY2021	mtrn	Stock Issued During Period Value Directors Deferred Compensation StockIssuedDuringPeriodValueDirectorsDeferredCompensation	364000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	720440000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	85990000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	85990000	usd
CY2022	mtrn	Other Comprehensive Income Loss Net Of Tax Reform OtherComprehensiveIncomeLossNetOfTaxReform	-1740000	usd
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.495
CY2022	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	10160000	usd
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	8813000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3593000	usd
CY2022	mtrn	Stock Issued During Period Value Directors Deferred Compensation StockIssuedDuringPeriodValueDirectorsDeferredCompensation	240000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	799990000	usd
CY2022	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	segment
CY2022	us-gaap	Use Of Estimates UseOfEstimates	<span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates:</span><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 accounting principles generally accepted in the United States requires management to make estimates and assumptions that affect the amounts reported in the financial statements and accompanying notes. Actual results may differ from those estimates.</span>
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	600000	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	500000	usd
CY2022Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	400000	usd
CY2021Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	300000	usd
CY2020	mtrn	Cost Of Mine Development CostOfMineDevelopment	12900000	usd
CY2022Q4	us-gaap	Deferred Income DeferredIncome	85900000	usd
CY2021Q4	us-gaap	Deferred Income DeferredIncome	72600000	usd
CY2020	us-gaap	Advertising Expense AdvertisingExpense	300000	usd
CY2022	us-gaap	Advertising Expense AdvertisingExpense	300000	usd
CY2021	us-gaap	Advertising Expense AdvertisingExpense	300000	usd
CY2022	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="margin-bottom:6pt;text-align:justify"><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:112%">Certain items previously reported in specific financial statement captions have been reclassified to conform to the current presentation. T</span><span style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">hese reclassifications had no impact on the Company’s financial position, results of operations, or cash flows.</span></div>
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1757109000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1510644000	usd
CY2022	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	178441000	usd
CY2021	us-gaap	Income Loss Attributable To Parent IncomeLossAttributableToParent	126363000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	17110000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4851000	usd
CY2022	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-21905000	usd
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-4901000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	53436000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	44137000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	85990000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	72474000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1757109000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1510644000	usd
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1176274000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	448765000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	408975000	usd
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	309686000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1757109000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1510644000	usd
CY2022Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	63900000	usd
CY2022	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	7100000	usd
CY2021	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	6800000	usd
CY2022	us-gaap	Other Noninterest Expense OtherNoninterestExpense	12212000	usd
CY2021	us-gaap	Other Noninterest Expense OtherNoninterestExpense	9305000	usd
CY2020	us-gaap	Other Noninterest Expense OtherNoninterestExpense	8587000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	12400000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5973000	usd
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2377000	usd
CY2022	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	679000	usd
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-1573000	usd
CY2020	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	2569000	usd
CY2022	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-14000	usd
CY2022	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-14000	usd
CY2021	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	282000	usd
CY2020	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-466000	usd
CY2022	mtrn	Other Net OtherNet	290000	usd
CY2021	mtrn	Other Net OtherNet	168000	usd
CY2020	mtrn	Other Net OtherNet	-398000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-24237000	usd
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-16737000	usd
CY2020	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-8463000	usd
CY2022	us-gaap	Interest Costs Incurred InterestCostsIncurred	23014000	usd
CY2021	us-gaap	Interest Costs Incurred InterestCostsIncurred	5277000	usd
CY2020	us-gaap	Interest Costs Incurred InterestCostsIncurred	3889000	usd
CY2022	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	1109000	usd
CY2021	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	376000	usd
CY2020	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	10000	usd
CY2022	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-21905000	usd
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-4901000	usd
CY2020	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-3879000	usd
CY2022	us-gaap	Interest Paid InterestPaid	21190000	usd
CY2021	us-gaap	Interest Paid InterestPaid	3652000	usd
CY2020	us-gaap	Interest Paid InterestPaid	3442000	usd
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1700000	usd
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1000000	usd
CY2020	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	800000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	90403000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	54684000	usd
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-1153000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	12697000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	22641000	usd
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	9428000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	103100000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	77325000	usd
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	8275000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	12571000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	14603000	usd
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	812000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	2806000	usd
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	3205000	usd
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	1851000	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	15377000	usd
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	17808000	usd
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2663000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	588000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-7953000	usd
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-5641000	usd
CY2022	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1145000	usd
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-5004000	usd
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-4209000	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1733000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-12957000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0
CY2020	mtrn	Foreign Derived Intangible Income Tax Deduction ForeignDerivedIntangibleIncomeTaxDeduction	0.018
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-9850000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	17110000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4851000	usd
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-7187000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.017
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.003
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.100
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	0.031
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	0.034
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	0.430
CY2022	mtrn	Foreign Derived Intangible Income Tax Deduction ForeignDerivedIntangibleIncomeTaxDeduction	0.017
CY2021	mtrn	Foreign Derived Intangible Income Tax Deduction ForeignDerivedIntangibleIncomeTaxDeduction	0.023
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Impairment Losses EffectiveIncomeTaxRateReconciliationNondeductibleExpenseImpairmentLosses	0.071
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.020
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.012
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.164
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.006
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.003
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.053
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.016
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.069
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Deductions EffectiveIncomeTaxRateReconciliationDeductions	0
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Deductions EffectiveIncomeTaxRateReconciliationDeductions	0
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Deductions EffectiveIncomeTaxRateReconciliationDeductions	0.038
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	-0.005
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	-0.019
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.018
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.009
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.005
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.053
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0.012
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0.014
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0.068
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.006
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.085
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.455
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.003
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.001
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.006
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.166
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.063
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.869
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	1230000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	1714000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	1831000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	1901000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	3850000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	3263000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	1321000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	1358000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	6118000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	0	usd
CY2022Q4	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	7069000	usd
CY2021Q4	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	0	usd
CY2022Q4	mtrn	Deferred Tax Assets Revenue Recognition DeferredTaxAssetsRevenueRecognition	7878000	usd
CY2021Q4	mtrn	Deferred Tax Assets Revenue Recognition DeferredTaxAssetsRevenueRecognition	5027000	usd
CY2022Q4	mtrn	Deferred Tax Assets Lease Obligations DeferredTaxAssetsLeaseObligations	12651000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	24484000	usd
CY2021Q4	mtrn	Deferred Tax Assets Lease Obligations DeferredTaxAssetsLeaseObligations	11639000	usd
CY2022Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	12470000	usd
CY2021Q4	us-gaap	Deferred Tax Asset Interest Carryforward DeferredTaxAssetInterestCarryforward	14163000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	0	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	1393000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	5477000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	6410000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	9915000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	11423000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	69810000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	58291000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	4935000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	4957000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	64875000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	53334000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	42481000	usd
CY2022Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	4900000	usd
CY2022Q4	mtrn	Deferred Tax Liabilities Lease Obligations DeferredTaxLiabilitiesLeaseObligations	12078000	usd
CY2021Q4	mtrn	Deferred Tax Liabilities Lease Obligations DeferredTaxLiabilitiesLeaseObligations	11184000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Inventory Costs DeferredTaxLiabilitiesDeferredExpenseCapitalizedInventoryCosts	0	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Inventory Costs DeferredTaxLiabilitiesDeferredExpenseCapitalizedInventoryCosts	2329000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	32925000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	35542000	usd
CY2022Q4	mtrn	Deferred Tax Liabilities Deferred Expense Mine Development DeferredTaxLiabilitiesDeferredExpenseMineDevelopment	0	usd
CY2021Q4	mtrn	Deferred Tax Liabilities Deferred Expense Mine Development DeferredTaxLiabilitiesDeferredExpenseMineDevelopment	917000	usd
CY2022Q4	mtrn	Deferred Tax Liabilities Pensions DeferredTaxLiabilitiesPensions	400000	usd
CY2021Q4	mtrn	Deferred Tax Liabilities Pensions DeferredTaxLiabilitiesPensions	0	usd
CY2022Q4	mtrn	Deferred Tax Liabilities Unrealized Gains Or Losses DeferredTaxLiabilitiesUnrealizedGainsOrLosses	1940000	usd
CY2021Q4	mtrn	Deferred Tax Liabilities Unrealized Gains Or Losses DeferredTaxLiabilitiesUnrealizedGainsOrLosses	663000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	89824000	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	75119000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	24949000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	21785000	usd
CY2022	us-gaap	Income Tax Holiday Aggregate Dollar Amount IncomeTaxHolidayAggregateDollarAmount	3000000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1142000	usd
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2360000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	0	usd
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	431000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	usd
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	8000	usd
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	45000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	482000	usd
CY2021	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1604000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	652000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1142000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	700000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	1200000	usd
CY2022	us-gaap	Income Taxes Paid IncomeTaxesPaid	14500000	usd
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	21800000	usd
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	3900000	usd
CY2022Q4	mtrn	Unrepatriated Earnings UnrepatriatedEarnings	105400000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	85990000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	72474000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	15462000	usd
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20511000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20422000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20338000	shares
CY2022	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	249000	shares
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	267000	shares
CY2020	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	265000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20760000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20689000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20603000	shares
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.19
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.55
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.76
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.14
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.50
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.75
CY2022Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	113694000	usd
CY2021Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	93518000	usd
CY2022Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	249105000	usd
CY2021Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	221638000	usd
CY2022Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	60281000	usd
CY2021Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	45959000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	423080000	usd
CY2021Q4	us-gaap	Inventory Net InventoryNet	361115000	usd
CY2022Q4	mtrn	Inventory Excess And Obsolete Reserve InventoryExcessAndObsoleteReserve	19800000	usd
CY2021Q4	mtrn	Inventory Excess And Obsolete Reserve InventoryExcessAndObsoleteReserve	23900000	usd
CY2022	us-gaap	Notional Amount Of Nonderivative Instruments NotionalAmountOfNonderivativeInstruments	373100000	usd
CY2021	us-gaap	Notional Amount Of Nonderivative Instruments NotionalAmountOfNonderivativeInstruments	480200000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	448765000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	408975000	usd
CY2022	us-gaap	Recovery Of Direct Costs RecoveryOfDirectCosts	63500000	usd
CY2022	mtrn	Unearned Income UnearnedIncome	15300000	usd
CY2021	mtrn	Unearned Income UnearnedIncome	19700000	usd
CY2022	us-gaap	Depreciation Depreciation	35200000	usd
CY2021	us-gaap	Depreciation Depreciation	31400000	usd
CY2020	us-gaap	Depreciation Depreciation	30900000	usd
CY2022Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	4600000	usd
CY2021Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	5400000	usd
CY2021	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	1800000	usd
CY2022	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	1800000	usd
CY2020	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	1800000	usd
CY2022	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	12100000	usd
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	2100000	usd
CY2022	us-gaap	Proceeds From Deposits From Customers ProceedsFromDepositsFromCustomers	21900000	usd
CY2022Q4	us-gaap	Deferred Income DeferredIncome	85900000	usd
CY2021Q4	us-gaap	Deferred Income DeferredIncome	72600000	usd
CY2022Q4	us-gaap	Deferred Revenue DeferredRevenue	4500000	usd
CY2022	mtrn	Operating Lease Term Maximum OperatingLeaseTermMaximum	P25Y
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	13381000	usd
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	11825000	usd
CY2022	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1202000	usd
CY2021	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1989000	usd
CY2022	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	819000	usd
CY2021	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1009000	usd
CY2022	us-gaap	Lease Cost LeaseCost	15402000	usd
CY2021	us-gaap	Lease Cost LeaseCost	14823000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	64249000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	63096000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	8401000	usd
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	7906000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	59055000	usd
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	57099000	usd
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	31662000	usd
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset Before Accumulated Amortization FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization	32865000	usd
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	7395000	usd
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	6193000	usd
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	24267000	usd
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	26672000	usd
CY2022Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1485000	usd
CY2021Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	2800000	usd
CY2022Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	13876000	usd
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	16327000	usd
CY2022Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	15361000	usd
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	19127000	usd
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P11Y9M10D
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P11Y5M19D
CY2022Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P17Y11M23D
CY2021Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P16Y11M15D
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0608
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0619
CY2022Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0511
CY2021Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0499
CY2022Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	2216000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	12338000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	1385000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	9642000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	1230000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	8743000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	1204000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	7355000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	1204000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	5913000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	16579000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	51574000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	23818000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	95565000	usd
CY2022Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	8457000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	28109000	usd
CY2022Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	15361000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	67456000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	19653000	usd
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	17580000	usd
CY2022	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	818000	usd
CY2021	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	1009000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	2736000	usd
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	2819000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	9967000	usd
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	9191000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	usd
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	189533000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	49932000	usd
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	190702000	usd
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	37573000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	12400000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6000000	usd
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2400000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	12473000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	12473000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	11851000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	10626000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	10471000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	319500000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	318600000	usd
CY2020Q4	us-gaap	Goodwill Goodwill	144916000	usd
CY2021	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	178181000	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Other Increase Decrease GoodwillOtherIncreaseDecrease	-4477000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	318620000	usd
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CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2022	us-gaap	Goodwill Other Increase Decrease GoodwillOtherIncreaseDecrease	878000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	319498000	usd
CY2022Q4	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0608
CY2021Q4	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.0212
CY2022Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	143250000	usd
CY2021Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	152296000	usd
CY2022Q4	us-gaap	Unsecured Debt Current UnsecuredDebtCurrent	285000000	usd
CY2021Q4	us-gaap	Unsecured Debt Current UnsecuredDebtCurrent	300000000	usd
CY2022Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	7541000	usd
CY2021Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	2252000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	435791000	usd
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	454548000	usd
CY2022Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	21105000	usd
CY2021Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	15359000	usd
CY2022Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	414686000	usd
CY2021Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	439189000	usd
CY2022Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	3810000	usd
CY2021Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	4801000	usd
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	410876000	usd
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	434388000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	21105000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	30337000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	30337000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	353543000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	204000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	265000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	435791000	usd
CY2022Q4	mtrn	Debt Covenants Cash On Hand DebtCovenantsCashOnHand	25000000	usd
CY2022Q4	mtrn	Defined Benefit Plan Fair Value Of Plan Assets Excluding Net Asset Value Investments DefinedBenefitPlanFairValueOfPlanAssetsExcludingNetAssetValueInvestments	54570000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	164596000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.035
CY2021	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.030
CY2022	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease	0.030
CY2022Q4	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear	0.0600
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CY2021Q4	mtrn	Defined Benefit Plan Fair Value Of Plan Assets Excluding Net Asset Value Investments DefinedBenefitPlanFairValueOfPlanAssetsExcludingNetAssetValueInvestments	71997000	usd
CY2021Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	227340000	usd
CY2022	mtrn	Investments In Real Estate Minimum Percentage InvestmentsInRealEstateMinimumPercentage	0.80
CY2022	mtrn	Target Funded Status Percentage TargetFundedStatusPercentage	1
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CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	13100000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	9900000	usd
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	9800000	usd
CY2020	us-gaap	Oci Before Reclassifications Before Tax Attributable To Parent OciBeforeReclassificationsBeforeTaxAttributableToParent	3584000	usd
CY2020	us-gaap	Reclassification From Aoci Current Period Before Tax Attributable To Parent ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent	-2560000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	6144000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-679000	usd
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CY2021	us-gaap	Oci Before Reclassifications Before Tax Attributable To Parent OciBeforeReclassificationsBeforeTaxAttributableToParent	2728000	usd
CY2021	us-gaap	Reclassification From Aoci Current Period Before Tax Attributable To Parent ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent	2682000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	46000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	1576000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1530000	usd
CY2022	us-gaap	Oci Before Reclassifications Before Tax Attributable To Parent OciBeforeReclassificationsBeforeTaxAttributableToParent	331000	usd
CY2022	us-gaap	Reclassification From Aoci Current Period Before Tax Attributable To Parent ReclassificationFromAociCurrentPeriodBeforeTaxAttributableToParent	166000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	165000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	1905000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1740000	usd
CY2022Q4	mtrn	Share Based Payment Arrangement Number Of Plans ShareBasedPaymentArrangementNumberOfPlans	2	plan
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9000000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	7300000	usd
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	5700000	usd
CY2022	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	2100000	usd
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1600000	usd
CY2020	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	500000	usd
CY2022	us-gaap	Deferred Compensation Arrangement With Individual Shares Issued DeferredCompensationArrangementWithIndividualSharesIssued	100000	shares
CY2022	mtrn	Foreign Currency Gain Loss Related To Derivatives ForeignCurrencyGainLossRelatedToDerivatives	200000	usd
CY2021	mtrn	Foreign Currency Gain Loss Related To Derivatives ForeignCurrencyGainLossRelatedToDerivatives	1200000	usd
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CY2020	mtrn	Gain Loss On Fair Value Hedge Ineffectiveness Net1 GainLossOnFairValueHedgeIneffectivenessNet1	0	usd
CY2022	mtrn	Gain Loss On Fair Value Hedge Ineffectiveness Net1 GainLossOnFairValueHedgeIneffectivenessNet1	0	usd
CY2022Q4	us-gaap	Cash Flow Hedges Derivative Instruments At Fair Value Net CashFlowHedgesDerivativeInstrumentsAtFairValueNet	7400000	usd
CY2021Q4	us-gaap	Cash Flow Hedges Derivative Instruments At Fair Value Net CashFlowHedgesDerivativeInstrumentsAtFairValueNet	1300000	usd
CY2022	us-gaap	Cash Flow Hedge Gain Loss To Be Reclassified Within Twelve Months CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths	3900000	usd
CY2022	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-552000	usd
CY2021	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-3119000	usd
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CY2022	us-gaap	Loss Contingency Claims Settled And Dismissed Number LossContingencyClaimsSettledAndDismissedNumber	1	claim
CY2021Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	4770000	usd
CY2020Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	5476000	usd
CY2022	us-gaap	Accrual For Environmental Loss Contingencies Charges To Expense For New Losses AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses	180000	usd
CY2021	us-gaap	Accrual For Environmental Loss Contingencies Charges To Expense For New Losses AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses	185000	usd
CY2022	us-gaap	Accrual For Environmental Loss Contingencies Payments1 AccrualForEnvironmentalLossContingenciesPayments1	480000	usd
CY2021	us-gaap	Accrual For Environmental Loss Contingencies Payments1 AccrualForEnvironmentalLossContingenciesPayments1	891000	usd
CY2022Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	4470000	usd
CY2021Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	4770000	usd
CY2021Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	2231000	usd
CY2020Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	1765000	usd
CY2022	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	198000	usd
CY2021	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	134000	usd
CY2022	us-gaap	Increase Decrease In Asset Retirement Obligations IncreaseDecreaseInAssetRetirementObligations	0	usd
CY2021	us-gaap	Increase Decrease In Asset Retirement Obligations IncreaseDecreaseInAssetRetirementObligations	332000	usd
CY2022Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	2429000	usd
CY2021Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	2231000	usd
CY2021Q4	us-gaap	Valuation Allowances And Reserves Period Increase Decrease ValuationAllowancesAndReservesPeriodIncreaseDecrease	-6900000	usd
CY2021Q4	mtrn	Sec Schedule1209 Valuation Reversal Impact To Deferred Taxes SECSchedule1209ValuationReversalImpactToDeferredTaxes	3800000	usd

Files In Submission

Name	View Source	Status
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0001104657-23-000019-index.html	Edgar Link	pending
0001104657-23-000019.txt	Edgar Link	pending
0001104657-23-000019-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
mtrn-20221231.htm	Edgar Link	pending
mtrn-20221231.xsd	Edgar Link	pending
mtrn-20221231_g1.jpg	Edgar Link	pending
mtrn-ex21_20221231.htm	Edgar Link	pending
mtrn-ex231_20221231.htm	Edgar Link	pending
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