$MTRN
Materion Corp Stock $mtrn

$mtrn Overview Financials Valuation SEC Filings Company Website

2017 Q4 Form 10-K Financial Statement

#000110465718000007 Filed on February 15, 2018

Income Statement

Concept	2017 Q4	2017	2016 Q4
Revenue	$308.7M	$1.139B	$234.3M
YoY Change	31.72%	17.56%	1411.12%
Cost Of Revenue	$249.2M	$926.6M	$189.2M
YoY Change	31.71%	18.08%	-5.57%
Gross Profit	$58.99M	$212.8M	$44.05M
YoY Change	33.92%	15.34%	2.2%
Gross Profit Margin	19.11%	18.68%	18.8%
Selling, General & Admin	$36.60M	$144.3M	$31.90M
YoY Change	14.73%	11.87%	9.81%
% of Gross Profit	62.05%	67.79%	72.43%
Research & Development	$3.900M	$13.98M	$2.900M
YoY Change	34.48%	9.21%	15.95%
% of Gross Profit	6.61%	6.57%	6.58%
Depreciation & Amortization	$9.400M	$42.75M	$11.30M
YoY Change	-16.81%	-6.35%	34.52%
% of Gross Profit	15.94%	20.09%	25.66%
Operating Expenses	$44.40M	$158.3M	$36.70M
YoY Change	20.98%	11.63%	16.32%
Operating Profit	$14.59M	$40.03M	$7.345M
YoY Change	98.57%	38.61%	-32.37%
Interest Expense	-$600.0K	-$1.500M	-$900.0K
YoY Change	-33.33%	-54.55%	-253.58%
% of Operating Profit	-4.11%	-3.75%	-12.25%
Other Income/Expense, Net	-$400.0K	-$1.452M	-$1.800M
YoY Change	-77.78%	-18.24%
Pretax Income	$13.40M	$36.40M	$3.300M
YoY Change	306.06%	43.77%	-67.88%
Income Tax	$4.400M	$24.95M	-$3.500M
% Of Pretax Income	32.84%	68.54%	-106.06%
Net Earnings	-$8.232M	$11.45M	$6.778M
YoY Change	-221.45%	-55.51%	0.94%
Net Earnings / Revenue	-2.67%	1.0%	2.89%
Basic Earnings Per Share	-$0.41	$0.57	$0.34
Diluted Earnings Per Share	-$0.41	$0.56	$0.33
COMMON SHARES
Basic Shares Outstanding		20.03M shares	19.94M shares
Diluted Shares Outstanding		20.42M shares

Balance Sheet

Concept	2017 Q4	2017	2016 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$41.80M	$41.80M	$31.50M
YoY Change	32.7%	32.7%	27.02%
Cash & Equivalents	$41.84M	$41.80M	$31.46M
Short-Term Investments
Other Short-Term Assets	$24.70M	$24.70M	$12.10M
YoY Change	104.13%	104.13%	-57.99%
Inventory	$220.4M	$220.4M	$200.9M
Prepaid Expenses
Receivables	$124.0M	$124.0M	$100.8M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$410.9M	$410.9M	$345.3M
YoY Change	19.02%	19.0%	-0.23%
LONG-TERM ASSETS
Property, Plant & Equipment	$255.6M	$255.6M	$252.6M
YoY Change	1.17%	1.19%	-4.17%
Goodwill	$90.70M		$86.95M
YoY Change	4.31%		0.26%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$6.992M	$24.00M	$5.950M
YoY Change	17.51%	-47.14%	-11.41%
Total Long-Term Assets	$380.1M	$380.2M	$396.0M
YoY Change	-4.01%	-3.99%	-0.05%
TOTAL ASSETS
Total Short-Term Assets	$410.9M	$410.9M	$345.3M
Total Long-Term Assets	$380.1M	$380.2M	$396.0M
Total Assets	$791.1M	$791.1M	$741.3M
YoY Change	6.72%	6.72%	-0.13%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$49.06M	$49.10M	$32.53M
YoY Change	50.8%	51.08%	2.02%
Accrued Expenses	$28.04M	$45.20M	$19.95M
YoY Change	40.61%	44.41%	-3.79%
Deferred Revenue
YoY Change
Short-Term Debt	$777.0K	$0.00	$733.0K
YoY Change	6.0%		-91.85%
Long-Term Debt Due	$777.0K	$800.0K	$733.0K
YoY Change	6.0%	14.29%	-91.85%
Total Short-Term Liabilities	$127.1M	$127.1M	$90.38M
YoY Change	40.64%	40.6%	-6.32%
LONG-TERM LIABILITIES
Long-Term Debt	$2.827M	$2.800M	$3.605M
YoY Change	-21.58%	-22.22%	-15.69%
Other Long-Term Liabilities	$14.90M	$166.0M	$17.98M
YoY Change	-17.15%	8.5%	-2.47%
Total Long-Term Liabilities	$17.72M	$168.8M	$21.58M
YoY Change	-17.89%	7.79%	-4.96%
TOTAL LIABILITIES
Total Short-Term Liabilities	$127.1M	$127.1M	$90.38M
Total Long-Term Liabilities	$17.72M	$168.8M	$21.58M
Total Liabilities	$144.8M	$296.1M	$112.0M
YoY Change	29.36%	19.78%	-6.06%
SHAREHOLDERS EQUITY
Retained Earnings	$536.1M		$517.9M
YoY Change	3.52%		3.65%
Common Stock	$223.5M		$212.7M
YoY Change	5.07%		1.79%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$166.1M		$154.4M
YoY Change	7.6%		3.93%
Treasury Stock Shares	7.042M shares		7.200M shares
Shareholders Equity	$527.1M	$495.0M	$494.1M
YoY Change
Total Liabilities & Shareholders Equity	$791.1M	$791.1M	$741.3M
YoY Change	6.72%	6.72%	-0.13%

Cashflow Statement

Concept	2017 Q4	2017	2016 Q4
OPERATING ACTIVITIES
Net Income	-$8.232M	$11.45M	$6.778M
YoY Change	-221.45%	-55.51%	0.94%
Depreciation, Depletion And Amortization	$9.400M	$42.75M	$11.30M
YoY Change	-16.81%	-6.35%	34.52%
Cash From Operating Activities	$32.30M	$67.80M	$41.00M
YoY Change	-21.22%	-0.56%	72.27%
INVESTING ACTIVITIES
Capital Expenditures	-$9.700M	$27.52M	-$7.100M
YoY Change	36.62%	1.25%	-5.33%
Acquisitions		$16.50M
YoY Change		843.09%
Other Investing Activities	$1.300M	-$15.80M	-$2.600M
YoY Change	-150.0%		-61.76%
Cash From Investing Activities	-$8.600M	-$43.36M	-$9.800M
YoY Change	-12.24%	16.07%	-31.94%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$1.086M
YoY Change		-71.41%
Debt Paid & Issued, Net		$55.80M
YoY Change		421.76%
Cash From Financing Activities	-4.500M	-$15.45M	-14.50M
YoY Change	-68.97%	-33.19%	202.08%
NET CHANGE
Cash From Operating Activities	32.30M	$67.80M	41.00M
Cash From Investing Activities	-8.600M	-$43.36M	-9.800M
Cash From Financing Activities	-4.500M	-$15.45M	-14.50M
Net Change In Cash	19.20M	$8.992M	16.70M
YoY Change	14.97%	16.67%	263.04%
FREE CASH FLOW
Cash From Operating Activities	$32.30M	$67.80M	$41.00M
Capital Expenditures	-$9.700M	$27.52M	-$7.100M
Free Cash Flow	$42.00M	$40.28M	$48.10M
YoY Change	-12.68%	-1.77%	53.67%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	dei	Amendment Flag AmendmentFlag	false
CY2017	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2017	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2017	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
CY2017	dei	Document Period End Date DocumentPeriodEndDate	2017-12-31
CY2017	dei	Document Type DocumentType	10-K
CY2017	dei	Entity Central Index Key EntityCentralIndexKey	0001104657
CY2018Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	20116096	shares
CY2017	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2017Q2	dei	Entity Public Float EntityPublicFloat	736996309	USD
CY2017	dei	Entity Registrant Name EntityRegistrantName	MATERION Corp
CY2017	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2017	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2017	mtrn	Criteria For Recording Tax Liability Based On Sustainability Upon Income Tax Examination CriteriaForRecordingTaxLiabilityBasedOnSustainabilityUponIncomeTaxExamination	less than 50%
CY2017	mtrn	Current Asset Allocation To Invest In Alternative Securities Maximum CurrentAssetAllocationToInvestInAlternativeSecuritiesMaximum	0.2500
CY2016Q4	mtrn	Deferred Tax Liabilities Deferred Expense Mine Development DeferredTaxLiabilitiesDeferredExpenseMineDevelopment	6683000	USD
CY2017Q4	mtrn	Deferred Tax Liabilities Deferred Expense Mine Development DeferredTaxLiabilitiesDeferredExpenseMineDevelopment	3621000	USD
CY2016Q4	mtrn	Defined Benefit Plan Fair Valueof Plan Assets Excluding Net Asset Value Investments DefinedBenefitPlanFairValueofPlanAssetsExcludingNetAssetValueInvestments	175112000	USD
CY2017Q4	mtrn	Defined Benefit Plan Fair Valueof Plan Assets Excluding Net Asset Value Investments DefinedBenefitPlanFairValueofPlanAssetsExcludingNetAssetValueInvestments	178803000	USD
CY2017Q4	mtrn	Domestic Defined Benefit Plan Estimated Future Employer Contributions In Next Fiscal Year DomesticDefinedBenefitPlanEstimatedFutureEmployerContributionsInNextFiscalYear	21000000	USD
CY2015	mtrn	Effective Income Tax Rate Reconciliation Tax Accounting Change Depreciation Percent EffectiveIncomeTaxRateReconciliationTaxAccountingChangeDepreciationPercent	0.000
CY2016	mtrn	Effective Income Tax Rate Reconciliation Tax Accounting Change Depreciation Percent EffectiveIncomeTaxRateReconciliationTaxAccountingChangeDepreciationPercent	0.000
CY2017	mtrn	Effective Income Tax Rate Reconciliation Tax Accounting Change Depreciation Percent EffectiveIncomeTaxRateReconciliationTaxAccountingChangeDepreciationPercent	0.034
CY2015	mtrn	Effective Income Tax Rate Reconciliation Tax Cutsand Jobs Act2017 Impact EffectiveIncomeTaxRateReconciliationTaxCutsandJobsAct2017Impact	0.000
CY2016	mtrn	Effective Income Tax Rate Reconciliation Tax Cutsand Jobs Act2017 Impact EffectiveIncomeTaxRateReconciliationTaxCutsandJobsAct2017Impact	0.000
CY2017	mtrn	Effective Income Tax Rate Reconciliation Tax Cutsand Jobs Act2017 Impact EffectiveIncomeTaxRateReconciliationTaxCutsandJobsAct2017Impact	0.471
CY2015	mtrn	Entity Wide Revenue Major Customer Threshold EntityWideRevenueMajorCustomerThreshold	0.10
CY2016	mtrn	Entity Wide Revenue Major Customer Threshold EntityWideRevenueMajorCustomerThreshold	0.10
CY2017	mtrn	Entity Wide Revenue Major Customer Threshold EntityWideRevenueMajorCustomerThreshold	0.10
CY2016Q2	mtrn	Gross Profit Percentage GrossProfitPercentage	0.184
CY2016Q3	mtrn	Gross Profit Percentage GrossProfitPercentage	0.181
CY2016Q3	mtrn	Gross Profit Percentage GrossProfitPercentage	0.203
CY2016Q4	mtrn	Gross Profit Percentage GrossProfitPercentage	0.188
CY2016	mtrn	Gross Profit Percentage GrossProfitPercentage	0.189
CY2017Q1	mtrn	Gross Profit Percentage GrossProfitPercentage	0.179
CY2017Q2	mtrn	Gross Profit Percentage GrossProfitPercentage	0.184
CY2017Q3	mtrn	Gross Profit Percentage GrossProfitPercentage	0.188
CY2017Q4	mtrn	Gross Profit Percentage GrossProfitPercentage	0.190
CY2017	mtrn	Gross Profit Percentage GrossProfitPercentage	0.186
CY2015	mtrn	Increase Decrease In Interest And Taxes Payable IncreaseDecreaseInInterestAndTaxesPayable	-910000	USD
CY2016	mtrn	Increase Decrease In Interest And Taxes Payable IncreaseDecreaseInInterestAndTaxesPayable	2511000	USD
CY2017	mtrn	Increase Decrease In Interest And Taxes Payable IncreaseDecreaseInInterestAndTaxesPayable	-514000	USD
CY2017	mtrn	Intangible Assets Amortization Period Estimate IntangibleAssetsAmortizationPeriodEstimate	20 years or less
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CY2017	mtrn	Lease Hold Improvements Useful Life Maximum LeaseHoldImprovementsUsefulLifeMaximum	Life of lease
CY2017	mtrn	Lease Hold Improvements Useful Life Minimum LeaseHoldImprovementsUsefulLifeMinimum	Life of lease
CY2017	mtrn	Maturity Of Debt Securities MaturityOfDebtSecurities	five years or less
CY2017	mtrn	Operating Lease Term Maximum OperatingLeaseTermMaximum	P25Y
CY2017	mtrn	Other Comprehensive Income Loss Netof Tax Reform OtherComprehensiveIncomeLossNetofTaxReform	-2081000	USD
CY2017Q4	mtrn	Other Defined Benefit Plan Estimated Future Employer Contributions In Next Fiscal Year OtherDefinedBenefitPlanEstimatedFutureEmployerContributionsInNextFiscalYear	1400000	USD
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CY2016	mtrn	Other Net OtherNet	-496000	USD
CY2017	mtrn	Other Net OtherNet	970000	USD
CY2017	mtrn	Period For Recognition Of Cash Equivalent Highly Liquid Investment PeriodForRecognitionOfCashEquivalentHighlyLiquidInvestment	three months or less
CY2017	mtrn	Period Of Written Notice For Withdrawals From Multistrategy Hedge Fund Partnerships PeriodOfWrittenNoticeForWithdrawalsFromMultistrategyHedgeFundPartnerships	P10D
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CY2016	mtrn	Revenue Value Added Sales RevenueValueAddedSales	599910000	USD
CY2017	mtrn	Revenue Value Added Sales RevenueValueAddedSales	677697000	USD
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CY2016Q2	mtrn	Stock Price During Period Per Share Maximum StockPriceDuringPeriodPerShareMaximum	28.26
CY2016Q3	mtrn	Stock Price During Period Per Share Maximum StockPriceDuringPeriodPerShareMaximum	31.83
CY2016Q3	mtrn	Stock Price During Period Per Share Maximum StockPriceDuringPeriodPerShareMaximum	32.28
CY2016Q4	mtrn	Stock Price During Period Per Share Maximum StockPriceDuringPeriodPerShareMaximum	41.23
CY2017Q1	mtrn	Stock Price During Period Per Share Maximum StockPriceDuringPeriodPerShareMaximum	41.10
CY2017Q2	mtrn	Stock Price During Period Per Share Maximum StockPriceDuringPeriodPerShareMaximum	38.85
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CY2017Q4	mtrn	Stock Price During Period Per Share Maximum StockPriceDuringPeriodPerShareMaximum	52.10
CY2016Q2	mtrn	Stock Price During Period Per Share Minimum StockPriceDuringPeriodPerShareMinimum	20.62
CY2016Q3	mtrn	Stock Price During Period Per Share Minimum StockPriceDuringPeriodPerShareMinimum	22.36
CY2016Q3	mtrn	Stock Price During Period Per Share Minimum StockPriceDuringPeriodPerShareMinimum	24.18
CY2016Q4	mtrn	Stock Price During Period Per Share Minimum StockPriceDuringPeriodPerShareMinimum	28.50
CY2017Q1	mtrn	Stock Price During Period Per Share Minimum StockPriceDuringPeriodPerShareMinimum	31.05
CY2017Q2	mtrn	Stock Price During Period Per Share Minimum StockPriceDuringPeriodPerShareMinimum	33
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CY2017	mtrn	Target Funded Status Percentage TargetFundedStatusPercentage	1.0000
CY2017	mtrn	Tax Cutsand Jobs Actof2017 Incomplete Accounting Changein Tax Rate Provisional Income Tax Expense Benefit TaxCutsandJobsActof2017IncompleteAccountingChangeinTaxRateProvisionalIncomeTaxExpenseBenefit	5000000	USD
CY2017	mtrn	Tax Cutsand Jobs Actof2017 Incomplete Accounting Provisional Income Tax Expense Benefit TaxCutsandJobsActof2017IncompleteAccountingProvisionalIncomeTaxExpenseBenefit	17100000	USD
CY2017	mtrn	Tax Cutsand Jobs Actof2017 Reclassification From Aoci To Retained Earnnings TaxCutsandJobsActof2017ReclassificationFromAociToRetainedEarnnings	0	USD
CY2017	mtrn	Taxand Jobs Actof2017 Incomplete Accounting Transition Taxfor Accumulated Foreign Earnings Provisional Income Tax Expense Benefit TaxandJobsActof2017IncompleteAccountingTransitionTaxforAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit	6100000	USD
CY2016	mtrn	Unearned Income UnearnedIncome	-4600000	USD
CY2017	mtrn	Unearned Income UnearnedIncome	-4500000	USD
CY2016Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	32533000	USD
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	49059000	USD
CY2016Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	100817000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	124014000	USD
CY2015Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	5714000	USD
CY2016Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	6041000	USD
CY2017Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	6499000	USD
CY2016	us-gaap	Accrual For Environmental Loss Contingencies Charges To Expense For New Losses AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses	851000	USD
CY2017	us-gaap	Accrual For Environmental Loss Contingencies Charges To Expense For New Losses AccrualForEnvironmentalLossContingenciesChargesToExpenseForNewLosses	1006000	USD
CY2016	us-gaap	Accrual For Environmental Loss Contingencies Payments1 AccrualForEnvironmentalLossContingenciesPayments1	524000	USD
CY2017	us-gaap	Accrual For Environmental Loss Contingencies Payments1 AccrualForEnvironmentalLossContingenciesPayments1	548000	USD
CY2016Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	1395000	USD
CY2017Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	2492000	USD
CY2016Q4	us-gaap	Accrued Environmental Loss Contingencies Current AccruedEnvironmentalLossContingenciesCurrent	874000	USD
CY2017Q4	us-gaap	Accrued Environmental Loss Contingencies Current AccruedEnvironmentalLossContingenciesCurrent	987000	USD
CY2016Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	5167000	USD
CY2017Q4	us-gaap	Accrued Environmental Loss Contingencies Noncurrent AccruedEnvironmentalLossContingenciesNoncurrent	5512000	USD
CY2016Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	4781000	USD
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CY2017Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	25552000	USD
CY2016Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	29885000	USD
CY2017Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	42694000	USD
CY2016Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	608636000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	636211000	USD
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CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-102937000	USD
CY2017	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P10Y
CY2017	us-gaap	Acquisition Costs AcquisitionCosts	16500000	USD
CY2015	us-gaap	Advertising Expense AdvertisingExpense	1285000	USD
CY2016	us-gaap	Advertising Expense AdvertisingExpense	1163000	USD
CY2017	us-gaap	Advertising Expense AdvertisingExpense	1252000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6200000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6700000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	7700000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	640000	USD
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	857000	USD
CY2015	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	654000	USD
CY2016	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	666000	USD
CY2017	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	919000	USD
CY2015	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5112000	USD
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CY2015Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	610000	USD
CY2016Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	1084000	USD
CY2017Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	1167000	USD
CY2016	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	49000	USD
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CY2016	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	425000	USD
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CY2017Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangibles BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	3649000	USD
CY2017Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Inventory BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory	7221000	USD
CY2017Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	6725000	USD
CY2017Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities	449000	USD
CY2017Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther	5292000	USD
CY2017Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	6501000	USD
CY2017Q4	us-gaap	Capital Lease Obligations CapitalLeaseObligations	12000000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	33469000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	2172000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	2172000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	2172000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	2172000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	2172000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	22609000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	20661000	USD
CY2017Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	12808000	USD
CY2015	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	2300000	USD
CY2016	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	2400000	USD
CY2017	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	2400000	USD
CY2016Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	9800000	USD
CY2017Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	8300000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13150000	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	24236000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	41844000	USD
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	11086000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	31464000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	7228000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	10380000	USD
CY2015	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.355
CY2016Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.09
CY2016Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.095
CY2016Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.095
CY2016Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.095
CY2016	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.375
CY2017Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.095
CY2017Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2017Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2017Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.1
CY2017	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.395
CY2016Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2017Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	60000000	shares
CY2016Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	27148000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	27148000	shares
CY2016Q4	us-gaap	Common Stock Value CommonStockValue	212702000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	223484000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	33690000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	20264000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-5305000	USD
CY2015	us-gaap	Cost Of Goods Sold CostOfGoodsSold	834492000	USD
CY2016	us-gaap	Cost Of Goods Sold CostOfGoodsSold	785773000	USD
CY2017	us-gaap	Cost Of Goods Sold CostOfGoodsSold	927953000	USD
CY2015	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	2736000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	2080000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	2777000	USD
CY2015	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	6292000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	8585000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	4689000	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	3556000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	6505000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	1912000	USD
CY2016Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3882000	USD
CY2017Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	3041000	USD
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	4565000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-8842000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	19935000	USD
CY2016Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	277000	USD
CY2017Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	214000	USD
CY2015	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-197000	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-168000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	321000	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	4368000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-9010000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	20256000	USD
CY2016Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	1105000	USD
CY2017Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	5451000	USD
CY2016Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	41369000	USD
CY2017Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	36905000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	68200000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	50780000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	5876000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	4636000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	39135000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	16834000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	64210000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	34534000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	39409000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	17047000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	5607000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	6374000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	1390000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	0	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	4545000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	9481000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	9500000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	627000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	2466000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	2500000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	10243000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	5054000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	23540000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	14307000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	4808000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	2787000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	9333000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	4223000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	2231000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	1452000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	3990000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	16246000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	25075000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	17700000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Interest DeferredTaxLiabilitiesDeferredExpenseCapitalizedInterest	242000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Interest DeferredTaxLiabilitiesDeferredExpenseCapitalizedInterest	112000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	13000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	817000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	5073000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	2900000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	274000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	213000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	13064000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	10250000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.040
CY2017Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Rate Of Compensation Increase DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease	0.040
CY2016	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1 DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1	241000	USD
CY2017	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1 DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1	198000	USD
CY2016	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1 DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1	12000	USD
CY2017	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1 DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1	8000	USD
CY2016	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation	259000	USD
CY2017	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation	212000	USD
CY2016	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents	13000	USD
CY2017	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents	8000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	199992000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	234976000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear	0.0700
CY2017Q4	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear	0.0675
CY2016Q4	us-gaap	Defined Benefit Plan Ultimate Health Care Cost Trend Rate1 DefinedBenefitPlanUltimateHealthCareCostTrendRate1	0.0500
CY2017Q4	us-gaap	Defined Benefit Plan Ultimate Health Care Cost Trend Rate1 DefinedBenefitPlanUltimateHealthCareCostTrendRate1	0.0500
CY2016	us-gaap	Defined Benefit Plan Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate DefinedBenefitPlanYearHealthCareCostTrendRateReachesUltimateTrendRate	2025
CY2017	us-gaap	Defined Benefit Plan Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate DefinedBenefitPlanYearHealthCareCostTrendRateReachesUltimateTrendRate	2025
CY2015	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	3100000	USD
CY2016	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	3600000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	4500000	USD
CY2015	us-gaap	Depreciation Depreciation	37817000	USD
CY2016	us-gaap	Depreciation Depreciation	45651000	USD
CY2017	us-gaap	Depreciation Depreciation	42751000	USD
CY2015	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	38471000	USD
CY2016	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	45651000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	42751000	USD
CY2017	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-300000	USD
CY2015	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	7132000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	7496000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	7913000	USD
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.60
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.27
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.28
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.40
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.34
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.29
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.15
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.37
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.47
CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.41
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.57
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.58
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.27
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.27
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.40
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.33
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.27
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.36
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.46
CY2017Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.41
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.56
CY2015	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-1015000	USD
CY2016	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-479000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	1388000	USD
CY2015	us-gaap	Effect Of Lifo Inventory Liquidation On Income EffectOfLIFOInventoryLiquidationOnIncome	6100000	USD
CY2016	us-gaap	Effect Of Lifo Inventory Liquidation On Income EffectOfLIFOInventoryLiquidationOnIncome	4100000	USD
CY2017	us-gaap	Effect Of Lifo Inventory Liquidation On Income EffectOfLIFOInventoryLiquidationOnIncome	800000	USD
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.249
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.017
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.685
CY2015	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.009
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.001
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.024
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.009
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.033
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.008
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.042
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.059
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.034
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	0.071
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	0.106
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Depletion EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDepletion	0.100
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.000
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.000
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.019
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.029
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.012
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.008
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings	0.059
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings	0.137
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Repatriation Of Foreign Earnings EffectiveIncomeTaxRateReconciliationRepatriationOfForeignEarnings	0.013
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.017
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.004
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.023
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	-0.011
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.032
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies EffectiveIncomeTaxRateReconciliationTaxContingencies	0.028
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0.048
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0.281
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Foreign EffectiveIncomeTaxRateReconciliationTaxCreditsForeign	0.011
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.016
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.066
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.026
CY2016Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	46780000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	51116000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	620000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1932000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	620000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	642000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	1089000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	55039000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	58737000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	11074000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	9847000	USD
CY2015	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	5461000	USD
CY2016	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-1525000	USD
CY2017	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	722000	USD
CY2015	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-768000	USD
CY2016	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	648000	USD
CY2017	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	1150000	USD
CY2015	us-gaap	Gain Loss On Fair Value Hedge Ineffectiveness Net GainLossOnFairValueHedgeIneffectivenessNet	0	USD
CY2016	us-gaap	Gain Loss On Fair Value Hedge Ineffectiveness Net GainLossOnFairValueHedgeIneffectivenessNet	0	USD
CY2017	us-gaap	Gain Loss On Fair Value Hedge Ineffectiveness Net GainLossOnFairValueHedgeIneffectivenessNet	0	USD
CY2017	us-gaap	Gain Loss On Foreign Currency Derivatives Recorded In Earnings Net GainLossOnForeignCurrencyDerivativesRecordedInEarningsNet	-1100000	USD
CY2015	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	1825000	USD
CY2016	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	0	USD
CY2017	us-gaap	Gain Loss Related To Litigation Settlement GainLossRelatedToLitigationSettlement	0	USD
CY2015	us-gaap	Gain On Business Interruption Insurance Recovery GainOnBusinessInterruptionInsuranceRecovery	3800000	USD
CY2016	us-gaap	Gain On Business Interruption Insurance Recovery GainOnBusinessInterruptionInsuranceRecovery	0	USD
CY2017	us-gaap	Gain On Business Interruption Insurance Recovery GainOnBusinessInterruptionInsuranceRecovery	0	USD
CY2016Q4	us-gaap	Goodwill Goodwill	87000000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	86950000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	90677000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	90700000	USD
CY2017	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	3600000	USD
CY2017	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	3574000	USD
CY2015	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2016	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2015	us-gaap	Gross Profit GrossProfit	190780000	USD
CY2016Q2	us-gaap	Gross Profit GrossProfit	43357000	USD
CY2016Q3	us-gaap	Gross Profit GrossProfit	45306000	USD
CY2016Q3	us-gaap	Gross Profit GrossProfit	50755000	USD
CY2016Q4	us-gaap	Gross Profit GrossProfit	44045000	USD
CY2016	us-gaap	Gross Profit GrossProfit	183463000	USD
CY2017Q1	us-gaap	Gross Profit GrossProfit	42996000	USD
CY2017Q2	us-gaap	Gross Profit GrossProfit	54557000	USD
CY2017Q3	us-gaap	Gross Profit GrossProfit	55203000	USD
CY2017Q4	us-gaap	Gross Profit GrossProfit	58738000	USD
CY2017	us-gaap	Gross Profit GrossProfit	211494000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	31748000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	13934000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	28327000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	42818000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	25315000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	36396000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	11070000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	11381000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	8069000	USD
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10660000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-425000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	24945000	USD
CY2015	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	6000000	USD
CY2016	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3000000	USD
CY2017	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	8100000	USD
CY2015	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-17989000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	2758000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	34433000	USD
CY2015	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-14777000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	4096000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	18484000	USD
CY2015	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-1184000	USD
CY2016	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	-2590000	USD
CY2017	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	4336000	USD
CY2015	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-19372000	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-10791000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	9462000	USD
CY2015	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-8923000	USD
CY2016	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-684000	USD
CY2017	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-4264000	USD
CY2015	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2139000	USD
CY2016	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-658000	USD
CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	11606000	USD
CY2015	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	235000	USD
CY2016	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	430000	USD
CY2017	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	425000	USD
CY2015	us-gaap	Interest Costs Incurred InterestCostsIncurred	2685000	USD
CY2016	us-gaap	Interest Costs Incurred InterestCostsIncurred	2219000	USD
CY2017	us-gaap	Interest Costs Incurred InterestCostsIncurred	2608000	USD
CY2015	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-2450000	USD
CY2016	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-1789000	USD
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-2183000	USD
CY2015	us-gaap	Interest Paid InterestPaid	2042000	USD
CY2016	us-gaap	Interest Paid InterestPaid	1611000	USD
CY2017	us-gaap	Interest Paid InterestPaid	1646000	USD
CY2016Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	38147000	USD
CY2017Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	34418000	USD
CY2016Q4	us-gaap	Inventory Gross InventoryGross	243707000	USD
CY2017Q4	us-gaap	Inventory Gross InventoryGross	265095000	USD
CY2016Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	42842000	USD
CY2017Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	44743000	USD
CY2016Q4	us-gaap	Inventory Net InventoryNet	200865000	USD
CY2017Q4	us-gaap	Inventory Net InventoryNet	220352000	USD
CY2016Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	36233000	USD
CY2017Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	42958000	USD
CY2016Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	169327000	USD
CY2017Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	187719000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	741298000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	791084000	USD
CY2016Q4	us-gaap	Liabilities Current LiabilitiesCurrent	90377000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	127109000	USD
CY2015Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	375000000	USD
CY2017Q4	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	254800000	USD
CY2016Q4	us-gaap	Long Term Debt LongTermDebt	4615000	USD
CY2017Q4	us-gaap	Long Term Debt LongTermDebt	3818000	USD
CY2016Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	733000	USD
CY2017Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	777000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	0	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	777000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	0	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	1350000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	868000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	823000	USD
CY2016Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	3605000	USD
CY2017Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2827000	USD
CY2016Q4	us-gaap	Long Term Line Of Credit LongTermLineOfCredit	0	USD
CY2017Q4	us-gaap	Long Term Line Of Credit LongTermLineOfCredit	0	USD
CY2016Q4	us-gaap	Longterm Debt Percentage Bearing Fixed Interest Amount LongtermDebtPercentageBearingFixedInterestAmount	4615000	USD
CY2017Q4	us-gaap	Longterm Debt Percentage Bearing Fixed Interest Amount LongtermDebtPercentageBearingFixedInterestAmount	3818000	USD
CY2016Q4	us-gaap	Loss Contingency Pending Claims Number LossContingencyPendingClaimsNumber	1	claim
CY2017Q4	us-gaap	Loss Contingency Pending Claims Number LossContingencyPendingClaimsNumber	1	claim
CY2017Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	18000000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-26877000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-23118000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-15445000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-52032000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-37355000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-43358000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	91010000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	68180000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	67795000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	32158000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	5368000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	5549000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	8045000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	6778000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	25740000	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	3050000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	7313000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	9320000	USD
CY2017Q4	us-gaap	Net Income Loss NetIncomeLoss	-8232000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	11451000	USD
CY2017	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	Segment
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	45268000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	27104000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	38579000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	33386000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	8096000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	5636000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	4605000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	5471000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	6297000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	3281000	USD
CY2015	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	8300000	USD
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	8600000	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	9300000	USD
CY2017Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	6700000	USD
CY2016Q4	us-gaap	Other Additional Capital OtherAdditionalCapital	4064000	USD
CY2017Q4	us-gaap	Other Additional Capital OtherAdditionalCapital	4446000	USD
CY2016Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	5950000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	6992000	USD
CY2015	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-4866000	USD
CY2016	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	5562000	USD
CY2017	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	17234000	USD
CY2015	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-2963000	USD
CY2016	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	4555000	USD
CY2017	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-8870000	USD
CY2015	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	-1999000	USD
CY2016	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	258000	USD
CY2017	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent	-1074000	USD
CY2015	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	-1175000	USD
CY2016	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	149000	USD
CY2017	us-gaap	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent	271000	USD
CY2015	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-1335000	USD
CY2016	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-172000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	1552000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	3909000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-14714000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-8370000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	3320000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-9882000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-2665000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1532000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5476000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-16756000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1532000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-5476000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-16756000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	1788000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-4406000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	14091000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	700000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-300000	USD
CY2016Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	17979000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	30967000	USD
CY2015	us-gaap	Other Noninterest Expense OtherNoninterestExpense	7074000	USD
CY2016	us-gaap	Other Noninterest Expense OtherNoninterestExpense	6409000	USD
CY2017	us-gaap	Other Noninterest Expense OtherNoninterestExpense	8782000	USD
CY2015	us-gaap	Other Nonrecurring Expense OtherNonrecurringExpense	0	USD
CY2016	us-gaap	Other Nonrecurring Expense OtherNonrecurringExpense	2586000	USD
CY2017	us-gaap	Other Nonrecurring Expense OtherNonrecurringExpense	255000	USD
CY2015	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	2472000	USD
CY2016	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-6741000	USD
CY2017	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-5828000	USD
CY2015	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-2775000	USD
CY2016	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-13874000	USD
CY2017	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-12764000	USD
CY2015	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	7129000	USD
CY2016	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	3798000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1086000	USD
CY2015	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	7132000	USD
CY2016	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	7496000	USD
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	7913000	USD
CY2015	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	838000	USD
CY2016	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	1000000	USD
CY2017	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	300000	USD
CY2015	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	366000	USD
CY2016	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1089000	USD
CY2017	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	4506000	USD
CY2017	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	16504000	USD
CY2015	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2016	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1750000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	16504000	USD
CY2015	us-gaap	Payments To Acquire Mining Assets PaymentsToAcquireMiningAssets	22585000	USD
CY2016	us-gaap	Payments To Acquire Mining Assets PaymentsToAcquireMiningAssets	9861000	USD
CY2017	us-gaap	Payments To Acquire Mining Assets PaymentsToAcquireMiningAssets	1560000	USD
CY2015	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	52090000	USD
CY2016	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	37038000	USD
CY2017	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	29076000	USD
CY2015	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	29505000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	27177000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	27516000	USD
CY2016Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	91505000	USD
CY2017Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	93225000	USD
CY2016Q4	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2017Q4	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2016Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2016Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2016Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2016Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	12138000	USD
CY2017Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	24733000	USD
CY2015	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	78000000	USD
CY2016	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	10000000	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	55000000	USD
CY2015	us-gaap	Proceeds From Legal Settlements ProceedsFromLegalSettlements	5600000	USD
CY2015	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-653000	USD
CY2016	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-8305000	USD
CY2017	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	0	USD
CY2015	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	58000	USD
CY2016	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1433000	USD
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2222000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	861267000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	891789000	USD
CY2015Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	263629000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	252631000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	255578000	USD
CY2015	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	589000	USD
CY2016	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	-4832000	USD
CY2017	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	-5705000	USD
CY2017	us-gaap	Reimbursement Revenue ReimbursementRevenue	63500000	USD
CY2015	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	759000	USD
CY2016	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	736000	USD
CY2017	us-gaap	Repayments Of Long Term Capital Lease Obligations RepaymentsOfLongTermCapitalLeaseObligations	843000	USD
CY2015	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	88000000	USD
CY2016	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	10694000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	55797000	USD
CY2015	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	12796000	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	12802000	USD
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	13981000	USD
CY2017Q4	us-gaap	Restructuring And Related Cost Number Of Positions Eliminated Inception To Date RestructuringAndRelatedCostNumberOfPositionsEliminatedInceptionToDate	23
CY2015	us-gaap	Restructuring Charges RestructuringCharges	0	USD
CY2016	us-gaap	Restructuring Charges RestructuringCharges	2586000	USD
CY2017	us-gaap	Restructuring Charges RestructuringCharges	2028000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	517903000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	536116000	USD
CY2015	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	1025272000	USD
CY2016Q2	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	235511000	USD
CY2016Q3	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	249776000	USD
CY2016Q3	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	249619000	USD
CY2016Q4	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	234330000	USD
CY2016	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	969236000	USD
CY2017Q1	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	240669000	USD
CY2017Q2	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	295842000	USD
CY2017Q3	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	294268000	USD
CY2017Q4	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	308668000	USD
CY2017	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	1139447000	USD
CY2015	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	129941000	USD
CY2016	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	129683000	USD
CY2017	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	146170000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	5491000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	3174000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	4957000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P3Y
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.009
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.014
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.011
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.428
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.380
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.340
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0147
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0125
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0192
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y8M
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y7M
CY2016Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	733000	USD
CY2017Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	777000	USD
CY2015	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	4260000	USD
CY2016	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	2002000	USD
CY2017	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	450000	USD
CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	459019000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	482957000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	494089000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	494981000	USD
CY2016Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	7200000	shares
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	7042000	shares
CY2015	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	212000	shares
CY2016	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	147000	shares
CY2017	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	32000	shares
CY2016Q4	us-gaap	Treasury Stock Value TreasuryStockValue	154399000	USD
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	166128000	USD
CY2015	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	7129000	USD
CY2016	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	3798000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1086000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1285000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2048000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2900000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2944000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	121000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	35000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	163000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	878000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	1210000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	150000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	356000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	2400000	USD
CY2015	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	305000	shares
CY2016	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	230000	shares
CY2017	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	388000	shares
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20402000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20213000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20415000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20097000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	19983000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	20027000	shares
CY2017	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:12px;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Use of Estimates:</font><font style="font-family:inherit;font-size:10pt;">    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.</font></div></div>

Files In Submission

Name	View Source	Status
0001104657-18-000007-index-headers.html	Edgar Link	pending
0001104657-18-000007-index.html	Edgar Link	pending
0001104657-18-000007.txt	Edgar Link	pending
0001104657-18-000007-xbrl.zip	Edgar Link	pending
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mtrn-ex24_20171231.htm	Edgar Link	pending
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$MTRN
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2017 Q4 Form 10-K Financial Statement

#000110465718000007 Filed on February 15, 2018

Income Statement

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Facts In Submission

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$MTRN Materion Corp Stock $mtrn

2017 Q4 Form 10-K Financial Statement

#000110465718000007 Filed on February 15, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MTRN
Materion Corp Stock $mtrn