$CGNX
COGNEX CORP Stock $cgnx

$cgnx Overview Financials Valuation SEC Filings Company Website

2018 Q1 Form 10-K Financial Statement

#000085120518000004 Filed on February 15, 2018

Income Statement

Concept	2018 Q1	2017	2016 Q4
Revenue		$748.0M	$148.0M
YoY Change		43.63%	37.52%
Cost Of Revenue		$187.3M	$32.75M
YoY Change		42.89%	24.43%
Gross Profit		$578.8M	$115.2M
YoY Change		45.26%	41.76%
Gross Profit Margin		77.38%	77.87%
Selling, General & Admin		$220.7M	$42.07M
YoY Change		32.88%	17.5%
% of Gross Profit		38.14%	36.52%
Research & Development		$99.21M	$18.60M
YoY Change		26.75%	9.58%
% of Gross Profit		17.14%	16.15%
Depreciation & Amortization		$13.68M	$3.700M
YoY Change		17.17%	8.82%
% of Gross Profit		2.36%	3.21%
Operating Expenses		$319.9M	$60.68M
YoY Change		30.92%	14.95%
Operating Profit		$258.9M	$54.53M
YoY Change		68.02%	91.43%
Interest Expense		$7.900M	$1.400M
YoY Change		11.27%	75.0%
% of Operating Profit		3.05%	2.57%
Other Income/Expense, Net		-$338.0K	$374.0K
YoY Change		-138.81%	-1726.09%
Pretax Income		$30.35M	$56.34M
YoY Change		26.76%	92.54%
Income Tax		$89.75M	$2.667M
% Of Pretax Income		295.77%	4.73%
Net Earnings		$176.7M	$53.68M
YoY Change		22.98%	-48.44%
Net Earnings / Revenue		23.63%	36.28%
Basic Earnings Per Share		$1.02	$0.63
Diluted Earnings Per Share		$0.98	$0.61
COMMON SHARES
Basic Shares Outstanding	173.6M shares	173.3M shares	85.46M shares
Diluted Shares Outstanding		179.6M shares	87.35M shares

Balance Sheet

Concept	2017	2016 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$404.5M	$420.8M
YoY Change	-3.87%	20.78%
Cash & Equivalents	$8.600M	$79.64M
Short-Term Investments	$298.0M	$341.2M
Other Short-Term Assets	$30.70M	$22.00M
YoY Change	47.6%	-5.17%
Inventory	$67.90M	$26.98M
Prepaid Expenses
Receivables	$126.8M	$55.44M
Other Receivables	$0.00	$0.00
Total Short-Term Assets	$630.0M	$526.3M
YoY Change	19.7%	18.41%
LONG-TERM ASSETS
Property, Plant & Equipment	$78.00M	$53.99M
YoY Change	44.44%	1.33%
Goodwill		$95.28M
YoY Change		16.98%
Intangibles
YoY Change
Long-Term Investments	$423.4M	$315.9M
YoY Change	30.56%	31.35%
Other Assets	$29.90M	$2.319M
YoY Change	-1.32%	-11.12%
Total Long-Term Assets	$657.8M	$512.3M
YoY Change	28.4%	15.57%
TOTAL ASSETS
Total Short-Term Assets	$630.0M	$526.3M
Total Long-Term Assets	$657.8M	$512.3M
Total Assets	$1.288B	$1.039B
YoY Change	23.99%	16.99%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$23.50M	$9.830M
YoY Change	139.8%	25.06%
Accrued Expenses	$68.20M	$42.54M
YoY Change	60.47%	27.85%
Deferred Revenue		$7.078M
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$112.6M	$65.77M
YoY Change	71.12%	22.51%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$79.10M	$4.871M
YoY Change	675.49%	49.78%
Total Long-Term Liabilities	$79.10M	$4.871M
YoY Change	675.49%	49.78%
TOTAL LIABILITIES
Total Short-Term Liabilities	$112.6M	$65.77M
Total Long-Term Liabilities	$79.10M	$4.871M
Total Liabilities	$192.1M	$76.01M
YoY Change	152.76%	22.41%
SHAREHOLDERS EQUITY
Retained Earnings		$644.6M
YoY Change		12.44%
Common Stock		$374.8M
YoY Change		20.53%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.096B	$963.4M
YoY Change
Total Liabilities & Shareholders Equity	$1.288B	$1.039B
YoY Change	23.99%	16.99%

Cashflow Statement

Concept	2017	2016 Q4
OPERATING ACTIVITIES
Net Income	$176.7M	$53.68M
YoY Change	22.98%	-48.44%
Depreciation, Depletion And Amortization	$13.68M	$3.700M
YoY Change	17.17%	8.82%
Cash From Operating Activities	$224.3M	$57.40M
YoY Change	23.2%	-13.03%
INVESTING ACTIVITIES
Capital Expenditures	$28.75M	-$5.200M
YoY Change	124.36%	48.57%
Acquisitions	$24.12M
YoY Change	68.83%
Other Investing Activities	-$76.80M	-$43.50M
YoY Change	-29.54%	-191.58%
Cash From Investing Activities	-$105.6M	-$48.60M
YoY Change	-13.36%	-210.45%
FINANCING ACTIVITIES
Cash Dividend Paid	$29.04M
YoY Change	15.17%
Common Stock Issuance & Retirement, Net	$123.7M
YoY Change	162.39%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$100.1M	-2.200M
YoY Change	242.52%	-97.57%
NET CHANGE
Cash From Operating Activities	$224.3M	57.40M
Cash From Investing Activities	-$105.6M	-48.60M
Cash From Financing Activities	-$100.1M	-2.200M
Net Change In Cash	$18.65M	6.600M
YoY Change	-39.88%	-66.15%
FREE CASH FLOW
Cash From Operating Activities	$224.3M	$57.40M
Capital Expenditures	$28.75M	-$5.200M
Free Cash Flow	$195.6M	$62.60M
YoY Change	15.54%	-9.93%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2015	cgnx	Adjustment To Additional Paid In Capital Tax Benefit For Research And Development Credits As Result Of Stock Option Accounting AdjustmentToAdditionalPaidInCapitalTaxBenefitForResearchAndDevelopmentCreditsAsResultOfStockOptionAccounting	-474000	USD
CY2017Q4	cgnx	Available For Sale Securities Debt Maturities After Five Years Before Seven Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveYearsBeforeSevenYearsFairValue	10494000	USD
CY2017Q4	cgnx	Available For Sale Securities Debt Maturities After Four Years Before Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFourYearsBeforeFiveYearsFairValue	40614000	USD
CY2017Q4	cgnx	Available For Sale Securities Debt Maturities After One Year Before Two Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneYearBeforeTwoYearsFairValue	241381000	USD
CY2017Q4	cgnx	Available For Sale Securities Debt Maturities After Three Years Before Four Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterThreeYearsBeforeFourYearsFairValue	29807000	USD
CY2017Q4	cgnx	Available For Sale Securities Debt Maturities After Two Years Before Three Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTwoYearsBeforeThreeYearsFairValue	101145000	USD
CY2017	cgnx	Availableforsale Securities Debt Maturities Effective Term Maximum AvailableforsaleSecuritiesDebtMaturitiesEffectiveTermMaximum	P10Y
CY2016Q4	cgnx	Cash Cash Equivalents Short Term And Long Term Investments CashCashEquivalentsShortTermAndLongTermInvestments	745170000	USD
CY2017Q4	cgnx	Cash Cash Equivalents Short Term And Long Term Investments CashCashEquivalentsShortTermAndLongTermInvestments	827984000	USD
CY2017Q4	cgnx	Common Shares To Be Owned To Become Acquiring Person CommonSharesToBeOwnedToBecomeAcquiringPerson	0.15
CY2017	cgnx	Company Contributions Vest At End Of Five Years CompanyContributionsVestAtEndOfFiveYears	1.00
CY2017	cgnx	Company Contributions Vest At End Of Four Years CompanyContributionsVestAtEndOfFourYears	0.6
CY2017	cgnx	Company Contributions Vest At End Of Three Years CompanyContributionsVestAtEndOfThreeYears	0.4
CY2017	cgnx	Company Contributions Vest At End Of Two Year CompanyContributionsVestAtEndOfTwoYear	0.2
CY2016Q4	cgnx	Deferred Tax Assets Other Noncurrent DeferredTaxAssetsOtherNoncurrent	3714000	USD
CY2017Q4	cgnx	Deferred Tax Assets Other Noncurrent DeferredTaxAssetsOtherNoncurrent	3012000	USD
CY2016Q4	cgnx	Deferred Tax Assets Tax Credit Carryforwards Foreign And State DeferredTaxAssetsTaxCreditCarryforwardsForeignAndState	15365000	USD
CY2017Q4	cgnx	Deferred Tax Assets Tax Credit Carryforwards Foreign And State DeferredTaxAssetsTaxCreditCarryforwardsForeignAndState	11664000	USD
CY2016Q4	cgnx	Due From Foreign Banks DueFromForeignBanks	68076000	USD
CY2017Q4	cgnx	Due From Foreign Banks DueFromForeignBanks	66777000	USD
CY2015	cgnx	Effective Income Tax Rate Reconciliation Discrete Tax Expense Tax And Jobs Act Percent EffectiveIncomeTaxRateReconciliationDiscreteTaxExpenseTaxAndJobsActPercent	0.00
CY2016	cgnx	Effective Income Tax Rate Reconciliation Discrete Tax Expense Tax And Jobs Act Percent EffectiveIncomeTaxRateReconciliationDiscreteTaxExpenseTaxAndJobsActPercent	0.00
CY2017	cgnx	Effective Income Tax Rate Reconciliation Discrete Tax Expense Tax And Jobs Act Percent EffectiveIncomeTaxRateReconciliationDiscreteTaxExpenseTaxAndJobsActPercent	0.36
CY2016Q4	cgnx	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount	11889000	USD
CY2017Q4	cgnx	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount	38569000	USD
CY2015	cgnx	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitPercent	0.00
CY2016	cgnx	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitPercent	0.07
CY2017	cgnx	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitPercent	0.14
CY2015Q4	cgnx	Employee Service Share Based Compensation Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationRecognizedPeriodCostsCapitalizedAmount	0	USD
CY2016Q4	cgnx	Employee Service Share Based Compensation Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationRecognizedPeriodCostsCapitalizedAmount	0	USD
CY2017Q4	cgnx	Employee Service Share Based Compensation Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationRecognizedPeriodCostsCapitalizedAmount	0	USD
CY2017Q4	cgnx	Estimated Forfeiture Rate For Unvested Options For All Non Senior Management EstimatedForfeitureRateForUnvestedOptionsForAllNonSeniorManagement	0.12
CY2017Q4	cgnx	Estimated Forfeiture Rate For Unvested Options For Senior Management EstimatedForfeitureRateForUnvestedOptionsForSeniorManagement	0.10
CY2015	cgnx	Gross Profit Percent GrossProfitPercent	0.77
CY2016	cgnx	Gross Profit Percent GrossProfitPercent	0.78
CY2017	cgnx	Gross Profit Percent GrossProfitPercent	0.77
CY2015	cgnx	Increase In Compensation Expense Due To Revised Estimated Forfeiture Rates IncreaseInCompensationExpenseDueToRevisedEstimatedForfeitureRates	461000	USD
CY2016	cgnx	Increase In Compensation Expense Due To Revised Estimated Forfeiture Rates IncreaseInCompensationExpenseDueToRevisedEstimatedForfeitureRates	334000	USD
CY2017	cgnx	Increase In Compensation Expense Due To Revised Estimated Forfeiture Rates IncreaseInCompensationExpenseDueToRevisedEstimatedForfeitureRates	673000	USD
CY2017	cgnx	Maximum Decrease In Income Tax Expense Due To Release In Reserves MaximumDecreaseInIncomeTaxExpenseDueToReleaseInReserves	1200000	USD
CY2017	cgnx	Maximum Investment Of Company In Partnership MaximumInvestmentOfCompanyInPartnership	0.05
CY2017	cgnx	Minimum Age To Be Eligible To Defined Contribution Plan MinimumAgeToBeEligibleToDefinedContributionPlan	P21Y
CY2017	cgnx	Minimum Decrease In Income Tax Expense Due To Release In Reserves MinimumDecreaseInIncomeTaxExpenseDueToReleaseInReserves	1000000	USD
CY2016Q4	cgnx	Noncurrent Deferred Tax Assets Deprecation NoncurrentDeferredTaxAssetsDeprecation	2882000	USD
CY2017Q4	cgnx	Noncurrent Deferred Tax Assets Deprecation NoncurrentDeferredTaxAssetsDeprecation	2279000	USD
CY2017Q4	cgnx	Number Of Groups Within Employee Population NumberOfGroupsWithinEmployeePopulation	2	Employees
CY2008Q4	cgnx	Number Of Preferred Stock Purchase Right For Dividend Distribution NumberOfPreferredStockPurchaseRightForDividendDistribution	1	Right
CY2017	cgnx	Open Tax Year State Authorities OpenTaxYearStateAuthorities	2013 through 2016
CY2017	cgnx	Opentaxyear United States Internal Revenue Service OpentaxyearUnitedStatesInternalRevenueService	2013 through 2016
CY2017	cgnx	Opentaxyearvarioustaxingauthorities Opentaxyearvarioustaxingauthorities	2012 through 2016
CY2017Q4	cgnx	Percentage Of Stock Options Granted To All Other Employees Expected To Vest PercentageOfStockOptionsGrantedToAllOtherEmployeesExpectedToVest	0.72
CY2017Q4	cgnx	Percentage Of Stock Options Granted To Senior Management Expected To Vest PercentageOfStockOptionsGrantedToSeniorManagementExpectedToVest	0.75
CY2017	cgnx	Qualitative Assessmentyears QualitativeAssessmentyears	P7Y
CY2016Q4	cgnx	Retirement Allowance RetirementAllowance	3388000	USD
CY2017Q4	cgnx	Retirement Allowance RetirementAllowance	4260000	USD
CY2017Q4	cgnx	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableAggregateIntrinsicValue	137291000	USD
CY2015	cgnx	Share Based Compensation Arrangement By Share Based Payment Award Options Vested Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedFairValue	16227000	USD
CY2016	cgnx	Share Based Compensation Arrangement By Share Based Payment Award Options Vested Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedFairValue	18114000	USD
CY2017	cgnx	Share Based Compensation Arrangement By Share Based Payment Award Options Vested Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedFairValue	21519000	USD
CY2015	cgnx	Shares Based Compensation Arrangement By Shares Based Payment Award Options Exercisable Intrinsic Value SharesBasedCompensationArrangementBySharesBasedPaymentAwardOptionsExercisableIntrinsicValue	43987000	USD
CY2016	cgnx	Shares Based Compensation Arrangement By Shares Based Payment Award Options Exercisable Intrinsic Value SharesBasedCompensationArrangementBySharesBasedPaymentAwardOptionsExercisableIntrinsicValue	55580000	USD
CY2017	cgnx	Shares Based Compensation Arrangement By Shares Based Payment Award Options Exercisable Intrinsic Value SharesBasedCompensationArrangementBySharesBasedPaymentAwardOptionsExercisableIntrinsicValue	136672000	USD
CY2017	cgnx	Stateresearchandexperimentationtaxcarryforwards Stateresearchandexperimentationtaxcarryforwards	2014 through 2016
CY2015	cgnx	Stockbasedcompensationdiscontinuedoperation Stockbasedcompensationdiscontinuedoperation	1533000	USD
CY2016	cgnx	Stockbasedcompensationdiscontinuedoperation Stockbasedcompensationdiscontinuedoperation	0	USD
CY2017	cgnx	Stockbasedcompensationdiscontinuedoperation Stockbasedcompensationdiscontinuedoperation	0	USD
CY2017	cgnx	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	12523000	USD
CY2017	cgnx	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	101379000	USD
CY2016	cgnx	Tax Years Covered Through Advanced Pricing Agreement TaxYearsCoveredThroughAdvancedPricingAgreement	2006 through 2011
CY2017	cgnx	Taxyearsfor Ap Aagreement TaxyearsforAPAagreement	Between 2014 and 2018
CY2016Q4	cgnx	Unrecognizedtaxbenefitshownasareductiontononcurrentdeferredtaxassets Unrecognizedtaxbenefitshownasareductiontononcurrentdeferredtaxassets	1028000	USD
CY2017Q4	cgnx	Unrecognizedtaxbenefitshownasareductiontononcurrentdeferredtaxassets Unrecognizedtaxbenefitshownasareductiontononcurrentdeferredtaxassets	1028000	USD
CY2017Q4	cgnx	Vote Entitled For Each Common Share Outstanding VoteEntitledForEachCommonShareOutstanding	1	Vote
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	0000851205
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CY2017	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2017Q3	dei	Entity Public Float EntityPublicFloat	7009710000	USD
CY2017	dei	Entity Registrant Name EntityRegistrantName	COGNEX CORP
CY2017	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2017	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2017	dei	Trading Symbol TradingSymbol	CGNX
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CY2016	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-383000	USD
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CY2016Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	5193000	USD
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CY2016Q4	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	0	USD
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CY2016Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	7193000	USD
CY2017Q4	us-gaap	Accrued Salaries Current AccruedSalariesCurrent	9944000	USD
CY2016Q4	us-gaap	Accrued Vacation Current AccruedVacationCurrent	4860000	USD
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CY2016Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	69503000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	79704000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	68000	USD
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CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	55262000	USD
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CY2017	us-gaap	Adjustment For Long Term Intercompany Transactions Net Of Tax AdjustmentForLongTermIntercompanyTransactionsNetOfTax	1271000	USD
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CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	31942000	USD
CY2015	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	9964000	USD
CY2015	us-gaap	Advertising Expense AdvertisingExpense	2009000	USD
CY2016	us-gaap	Advertising Expense AdvertisingExpense	1674000	USD
CY2017	us-gaap	Advertising Expense AdvertisingExpense	1679000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	21274000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	21274000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	20558000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	20558000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	31942000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	31942000	USD
CY2015	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	4250000	USD
CY2016	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3391000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3308000	USD
CY2015	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	6070156	shares
CY2016	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	4391598	shares
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	3363141	shares
CY2015	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2016	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2017	us-gaap	Asset Impairment Charges AssetImpairmentCharges	469000	USD
CY2016Q4	us-gaap	Assets Assets	1038604000	USD
CY2017Q4	us-gaap	Assets Assets	1287870000	USD
CY2016Q4	us-gaap	Assets Current AssetsCurrent	526344000	USD
CY2017Q4	us-gaap	Assets Current AssetsCurrent	630108000	USD
CY2017Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	721460000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	1106000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1164000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	327000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	1164000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	426631000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	837000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	361492000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	65139000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	297961000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	721402000	USD
CY2016Q4	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	341194000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	297961000	USD
CY2015	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	549000	USD
CY2016	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	292000	USD
CY2017	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	929000	USD
CY2015	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	205000	USD
CY2016	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	101000	USD
CY2017	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	100000	USD
CY2015	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-790000	USD
CY2016	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-463000	USD
CY2017	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-28000	USD
CY2016Q4	us-gaap	Business Combination Separately Recognized Transactions Liabilities Recognized BusinessCombinationSeparatelyRecognizedTransactionsLiabilitiesRecognized	2115000	USD
CY2017Q4	us-gaap	Business Combination Separately Recognized Transactions Liabilities Recognized BusinessCombinationSeparatelyRecognizedTransactionsLiabilitiesRecognized	6022000	USD
CY2015	us-gaap	Capital Expenditure Discontinued Operations CapitalExpenditureDiscontinuedOperations	482000	USD
CY2016	us-gaap	Capital Expenditure Discontinued Operations CapitalExpenditureDiscontinuedOperations	0	USD
CY2017	us-gaap	Capital Expenditure Discontinued Operations CapitalExpenditureDiscontinuedOperations	0	USD
CY2016Q4	us-gaap	Cash Cash	77307000	USD
CY2017Q4	us-gaap	Cash Cash	97951000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	55694000	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	51975000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	79641000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	106582000	USD
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-3719000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	27666000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	26941000	USD
CY2016Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2015	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.11
CY2016	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.15
CY2017	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.17
CY2016Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.04
CY2016Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.038
CY2017Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.043
CY2017Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.045
CY2016Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.002
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.002
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.002
CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	140000000	shares
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2016Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	140000000	shares
CY2016Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2016Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	84856000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	85939000	shares
CY2016Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	84856000	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	85939000	shares
CY2016Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	344000	USD
CY2017Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	347000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	174349000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	145268000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	199007000	USD
CY2015	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	102571000	USD
CY2016	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	115590000	USD
CY2017	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	168698000	USD
CY2015	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	16430000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	14459000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	78054000	USD
CY2015	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	4946000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	8149000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	7714000	USD
CY2015	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	21754000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	21991000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	88455000	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	378000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-617000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	2687000	USD
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2541000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-3031000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	1569000	USD
CY2015	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	250000	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1058000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	359000	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-2456000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-3023000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1289000	USD
CY2016Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	0	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	312000	USD
CY2016Q4	us-gaap	Deferred Revenue And Credits Current DeferredRevenueAndCreditsCurrent	8211000	USD
CY2017Q4	us-gaap	Deferred Revenue And Credits Current DeferredRevenueAndCreditsCurrent	9969000	USD
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-165000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1066000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-639000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Gross Noncurrent DeferredTaxAssetsGrossNoncurrent	32517000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross Noncurrent DeferredTaxAssetsGrossNoncurrent	32781000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	2919000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	3415000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Liabilities Net Noncurrent DeferredTaxAssetsLiabilitiesNetNoncurrent	28022000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Liabilities Net Noncurrent DeferredTaxAssetsLiabilitiesNetNoncurrent	27385000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	28022000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	27385000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther	2483000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Other DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther	5704000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	5154000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	6707000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Valuation Allowance Noncurrent DeferredTaxAssetsValuationAllowanceNoncurrent	4116000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance Noncurrent DeferredTaxAssetsValuationAllowanceNoncurrent	5309000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	379000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	87000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Gross Current DeferredTaxLiabilitiesGrossCurrent	0	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Gross Current DeferredTaxLiabilitiesGrossCurrent	312000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	6389000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	7516000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	379000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	87000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	0	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	312000	USD
CY2015	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1845000	USD
CY2016	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1712000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	2030000	USD
CY2017	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06
CY2017	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent Of Match DefinedContributionPlanEmployerMatchingContributionPercentOfMatch	0.5
CY2017	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	0.5
CY2015	us-gaap	Depreciation Depreciation	9868000	USD
CY2016	us-gaap	Depreciation Depreciation	11678000	USD
CY2017	us-gaap	Depreciation Depreciation	13683000	USD
CY2015	us-gaap	Depreciation And Amortization Discontinued Operations DepreciationAndAmortizationDiscontinuedOperations	566000	USD
CY2016	us-gaap	Depreciation And Amortization Discontinued Operations DepreciationAndAmortizationDiscontinuedOperations	0	USD
CY2017	us-gaap	Depreciation And Amortization Discontinued Operations DepreciationAndAmortizationDiscontinuedOperations	0	USD
CY2016Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	73000	USD
CY2017Q4	us-gaap	Derivative Asset Collateral Obligation To Return Cash Offset DerivativeAssetCollateralObligationToReturnCashOffset	0	USD
CY2016Q4	us-gaap	Derivative Assets DerivativeAssets	44000	USD
CY2017Q4	us-gaap	Derivative Assets DerivativeAssets	16000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	117000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	16000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	11000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	13000	USD
CY2016Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	11000	USD
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	13000	USD
CY2016Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	0	USD
CY2017Q4	us-gaap	Derivative Liability Collateral Right To Reclaim Cash Offset DerivativeLiabilityCollateralRightToReclaimCashOffset	0	USD
CY2015	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	18062000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	25213000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	29037000	USD
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.08
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.88
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.02
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.06
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.86
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.99
CY2015	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-4668000	USD
CY2016	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-3352000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	8294000	USD
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.15
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.11
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.34
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
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.01
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.00
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	0.00
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.00
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.05
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.02
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.00
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.01
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.19
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.17
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.27
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.01
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.00
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.01
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.00
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.00
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.01
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.01
CY2017	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y6M7D
CY2017Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions	38679000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	7127000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	6747000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	10473000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Period Increase Decrease FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPeriodIncreaseDecrease	39000	USD
CY2015Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	3000000	USD
CY2016Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	4173000	USD
CY2017Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	3557000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	44356000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	47535000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	1519000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	3076000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	1691000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	2017000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	2185000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	2701000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	52668000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	60724000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	8312000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	13189000	USD
CY2015	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	1122000	USD
CY2016	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	101000	USD
CY2017	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-1601000	USD
CY2015	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	78182000	USD
CY2016	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	-255000	USD
CY2017	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2015	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	344000	USD
CY2016	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	1506000	USD
CY2017	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	829000	USD
CY2015Q4	us-gaap	Goodwill Goodwill	81448000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	95280000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	113208000	USD
CY2015	us-gaap	Gross Profit GrossProfit	347986000	USD
CY2016	us-gaap	Gross Profit GrossProfit	405163000	USD
CY2017	us-gaap	Gross Profit GrossProfit	579252000	USD
CY2015	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	107664000	USD
CY2016	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	149827000	USD
CY2017	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	177178000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	11637000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	23939000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	30080000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	115325000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	144856000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	236842000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	126962000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	168795000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	266922000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.62
CY2016	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.88
CY2017	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	1.02
CY2015	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.61
CY2016	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.86
CY2017	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.99
CY2015	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	79410000	USD
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-255000	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
CY2015	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.46
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.00
CY2015	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.45
CY2016	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.00
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	19298000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	18968000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	89744000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	3843000	USD
CY2015	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	58280000	USD
CY2016	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	20748000	USD
CY2017	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	11802000	USD
CY2015	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-8872000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	2087000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	12322000	USD
CY2015	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	3950000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	13251000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	55185000	USD
CY2015	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	9957000	USD
CY2016	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	2110000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	37088000	USD
CY2015	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-870000	USD
CY2016	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	3509000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	5675000	USD
CY2017	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	71327000	USD
CY2015	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-2831000	USD
CY2016	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	7771000	USD
CY2017	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	14476000	USD
CY2015	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	1409000	USD
CY2016	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	1908000	USD
CY2017	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-1787000	USD
CY2015	us-gaap	Increase Decrease In Deferred Revenue And Customer Advances And Deposits IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDeposits	1527000	USD
CY2016	us-gaap	Increase Decrease In Deferred Revenue And Customer Advances And Deposits IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDeposits	-3188000	USD
CY2017	us-gaap	Increase Decrease In Deferred Revenue And Customer Advances And Deposits IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDeposits	1035000	USD
CY2015	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	9457000	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-10409000	USD
CY2015	us-gaap	Increase Decrease In Unbilled Receivables IncreaseDecreaseInUnbilledReceivables	242000	USD
CY2016	us-gaap	Increase Decrease In Unbilled Receivables IncreaseDecreaseInUnbilledReceivables	2308000	USD
CY2017	us-gaap	Increase Decrease In Unbilled Receivables IncreaseDecreaseInUnbilledReceivables	4604000	USD
CY2016Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	6000000	USD
CY2017Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	31882000	USD
CY2016Q4	us-gaap	Inventory Net InventoryNet	26984000	USD
CY2017Q4	us-gaap	Inventory Net InventoryNet	67923000	USD
CY2016Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	18224000	USD
CY2017Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	33927000	USD
CY2016Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	2760000	USD
CY2017Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	2114000	USD
CY2015	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	3674000	USD
CY2016	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	7039000	USD
CY2017	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	9542000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	76005000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	192517000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1038604000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1287870000	USD
CY2016Q4	us-gaap	Liabilities Current LiabilitiesCurrent	65773000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	113072000	USD
CY2016Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	5361000	USD
CY2016Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	5361000	USD
CY2017Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	6488000	USD
CY2017Q4	us-gaap	Liability For Uncertain Tax Positions Noncurrent LiabilityForUncertainTaxPositionsNoncurrent	6488000	USD
CY2016Q4	us-gaap	Long Term Investments LongTermInvestments	324335000	USD
CY2017Q4	us-gaap	Long Term Investments LongTermInvestments	423441000	USD
CY2016Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	2334000	USD
CY2017Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	8631000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-116831000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	149572000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	187074000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	182081000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	224323000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-29231000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-100121000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-10547000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-121832000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-105555000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	128327000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	177178000	USD
CY2015Q4	us-gaap	Noncurrent Assets NoncurrentAssets	55894000	USD
CY2016Q4	us-gaap	Noncurrent Assets NoncurrentAssets	56311000	USD
CY2017Q4	us-gaap	Noncurrent Assets NoncurrentAssets	80539000	USD
CY2017	us-gaap	Number Of Businesses Acquired NumberOfBusinessesAcquired	7	acquisition
CY2016	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	Segment
CY2017	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	Segment
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	121521000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	160784000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	259319000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	17266000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	5762000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	1219000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	2371000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	2962000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	4087000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	865000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable OperatingLeasesFutureMinimumPaymentsReceivable	3342000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	835000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Five Years OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears	305000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Four Years OperatingLeasesFutureMinimumPaymentsReceivableInFourYears	492000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Three Years OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	862000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	848000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Thereafter OperatingLeasesFutureMinimumPaymentsReceivableThereafter	0	USD
CY2015	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1921000	USD
CY2016	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1911000	USD
CY2017	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	1474000	USD
CY2015	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	5778000	USD
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	6090000	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	6738000	USD
CY2016Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	9186000	USD
CY2017Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	24122000	USD
CY2016Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	2319000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	2491000	USD
CY2015	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-1283000	USD
CY2016	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-228000	USD
CY2016	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	1481000	USD
CY2017	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-126000	USD
CY2015	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-11616000	USD
CY2016	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-5616000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	21992000	USD
CY2015	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	-711000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	0	USD
CY2015	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-939000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1672000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	703000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	174000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-169000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-37000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	22000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-22000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	-5000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-11616000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-5616000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	21992000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-711000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-228000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	0	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-12725000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-4304000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	21829000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	344000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	191000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	829000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-201000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-398000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	41000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-27000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-567000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	4000	USD
CY2015	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-279000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	248000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2000	USD
CY2016Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	4871000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	5904000	USD
CY2015	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	645000	USD
CY2016	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	871000	USD
CY2017	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-338000	USD
CY2015	us-gaap	Payments For Previous Acquisition PaymentsForPreviousAcquisition	0	USD
CY2016	us-gaap	Payments For Previous Acquisition PaymentsForPreviousAcquisition	337000	USD
CY2017	us-gaap	Payments For Previous Acquisition PaymentsForPreviousAcquisition	1926000	USD
CY2015	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	-104388000	USD
CY2016	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	113000	USD
CY2017	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	291000	USD
CY2015	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	126351000	USD
CY2016	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	47149000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	123715000	USD
CY2016	us-gaap	Payments Of Dividends PaymentsOfDividends	25213000	USD
CY2017	us-gaap	Payments Of Dividends PaymentsOfDividends	29037000	USD
CY2015	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	18062000	USD
CY2016	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	25213000	USD
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	29037000	USD
CY2015	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1023000	USD
CY2016	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	14285000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	24118000	USD
CY2015	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	10475000	USD
CY2016	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	0	USD
CY2017	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	0	USD
CY2015	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	686650000	USD
CY2016	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	751868000	USD
CY2017	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	636856000	USD
CY2015	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	18228000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	12816000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	28754000	USD
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	400000	shares
CY2016Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	20870000	USD
CY2017Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	30800000	USD
CY2015	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	27582000	USD
CY2016	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	43468000	USD
CY2017	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	54557000	USD
CY2015	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	601441000	USD
CY2016	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	657250000	USD
CY2017	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	584464000	USD
CY2015Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4174000	USD
CY2016Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4335000	USD
CY2017Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	4701000	USD
CY2016Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	4335000	USD
CY2017Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	4701000	USD
CY2016	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	2689000	USD
CY2017	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	3109000	USD
CY2016	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	3001000	USD
CY2017	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	2843000	USD
CY2016	us-gaap	Property Plant And Equipment Disposals PropertyPlantAndEquipmentDisposals	3191000	USD
CY2017	us-gaap	Property Plant And Equipment Disposals PropertyPlantAndEquipmentDisposals	6327000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	123495000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	157752000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	53992000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	78048000	USD
CY2016Q4	us-gaap	Property Subject To Or Available For Operating Lease Accumulated Depreciation PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation	2922000	USD
CY2017Q4	us-gaap	Property Subject To Or Available For Operating Lease Accumulated Depreciation PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation	3069000	USD
CY2016Q4	us-gaap	Property Subject To Or Available For Operating Lease Gross PropertySubjectToOrAvailableForOperatingLeaseGross	5750000	USD
CY2017Q4	us-gaap	Property Subject To Or Available For Operating Lease Gross PropertySubjectToOrAvailableForOperatingLeaseGross	5750000	USD
CY2017Q4	us-gaap	Purchase Commitment Remaining Minimum Amount Committed PurchaseCommitmentRemainingMinimumAmountCommitted	6528000	USD
CY2015	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	69791000	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	78269000	USD
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	99205000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	643836000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	668267000	USD
CY2016	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	520753000	USD
CY2015	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	450557000	USD
CY2017	us-gaap	Sales Revenue Goods Net SalesRevenueGoodsNet	747950000	USD
CY2015	us-gaap	Sales Revenue Net SalesRevenueNet	450557000	USD
CY2016	us-gaap	Sales Revenue Net SalesRevenueNet	520753000	USD
CY2017	us-gaap	Sales Revenue Net SalesRevenueNet	747950000	USD
CY2015	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	156674000	USD
CY2016	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	166110000	USD
CY2017	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	220728000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	2944000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	14.53
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	271000	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	23.28
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	4293000	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	7.18
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	6.33
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	15.59
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	457703000	USD
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	12866000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	12726000	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	16.08
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	25.24
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	11276000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	414567000	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	24.44
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	13.11
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	40.82
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P5Y6M
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P7Y8M12D
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P7Y7M6D
CY2016	us-gaap	Standard And Extended Product Warranty Accrual Foreign Currency Translation Gain Loss StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss	-151000	USD
CY2017	us-gaap	Standard And Extended Product Warranty Accrual Foreign Currency Translation Gain Loss StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss	632000	USD
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	4162000	shares
CY2015	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	27582000	USD
CY2016	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	43468000	USD
CY2017	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	54557000	USD
CY2015	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	20168000	USD
CY2016	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	20558000	USD
CY2017	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	31942000	USD
CY2015	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	126351000	USD
CY2016	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	47149000	USD
CY2017	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	123715000	USD
CY2017	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	123715000	USD
CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	736437000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	825667000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	962599000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	1095353000	USD
CY2017Q4	us-gaap	Stockholders Equity Note Stock Split Conversion Ratio1 StockholdersEquityNoteStockSplitConversionRatio1	2
CY2016Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	2217000	USD
CY2017Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	7454000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	5296000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	5719000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	6749000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	11000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	116000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	670000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	767000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	34000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	92000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	71000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	1235000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	1993000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Period Increase Decrease UnrecognizedTaxBenefitsPeriodIncreaseDecrease	-56000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	823000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	791000	USD
CY2016Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	736000	USD
CY2017Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	873000	USD
CY2015	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	3390000	shares
CY2016	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	3468000	shares
CY2017	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	6264000	shares
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	175982000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	174144000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	179551000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	172592000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	170676000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	173287000	shares
CY2017	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:6px;padding-top:12px;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;text-decoration:underline;">Use of Estimates in the Preparation of Financial Statements</font></div><div style="line-height:120%;padding-bottom:6px;padding-top:6px;text-align:justify;font-size:10pt;"><font style="font-family:Arial;font-size:10pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America (U.S. GAAP) requires management to make estimates and judgments that affect the reported amounts of assets and liabilities and the disclosure of contingent liabilities as of the balance sheet date, and the reported amounts of revenues and expenses during the year. Actual results could differ from those estimates. Significant estimates and judgments include those related to revenue recognition, investments, accounts receivable, inventories, long-lived assets, internal-use software, goodwill, warranty obligations, contingencies, derivative instruments, stock-based compensation, income taxes, and </font></div></div>

Files In Submission

Name	View Source	Status
0000851205-18-000004-index-headers.html	Edgar Link	pending
0000851205-18-000004-index.html	Edgar Link	pending
0000851205-18-000004.txt	Edgar Link	pending
0000851205-18-000004-xbrl.zip	Edgar Link	pending
cgnx-20171231.xml	Edgar Link	completed
cgnx-20171231.xsd	Edgar Link	pending
cgnx-20171231x10xk.htm	Edgar Link	pending
cgnx-20171231xexhibit10g.htm	Edgar Link	pending
cgnx-20171231xexhibit10h.htm	Edgar Link	pending
cgnx-20171231xexhibit10o.htm	Edgar Link	pending
cgnx-20171231xexhibit10q.htm	Edgar Link	pending
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cgnx-20171231xexhibit3121.htm	Edgar Link	pending
cgnx-20171231xexhibit3211.htm	Edgar Link	pending
cgnx-20171231xexhibit3221.htm	Edgar Link	pending
cgnx-20171231_cal.xml	Edgar Link	unprocessable
cgnx-20171231_def.xml	Edgar Link	unprocessable
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cgnx-20171231_pre.xml	Edgar Link	unprocessable
chart-f87bea3c548a5ceeb98.jpg	Edgar Link	pending
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Financial_Report.xlsx	Edgar Link	pending
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report.css	Edgar Link	pending
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$CGNX
COGNEX CORP Stock $cgnx

2018 Q1 Form 10-K Financial Statement

#000085120518000004 Filed on February 15, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CGNX COGNEX CORP Stock $cgnx

2018 Q1 Form 10-K Financial Statement

#000085120518000004 Filed on February 15, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CGNX
COGNEX CORP Stock $cgnx