$IPGP
IPG PHOTONICS CORP Stock $ipgp

$ipgp Overview Financials Valuation SEC Filings Company Website

2019 Q1 Form 10-K Financial Statement

#000111192820000030 Filed on February 24, 2020

Income Statement

Concept	2019 Q1	2018 Q4	2018 Q3
Revenue	$315.0M	$330.1M	$356.3M
YoY Change	-12.45%	-8.59%	-9.24%
Cost Of Revenue	$166.1M	$163.3M	$161.2M
YoY Change	6.16%	7.22%	-4.1%
Gross Profit	$148.9M	$166.7M	$195.2M
YoY Change	-26.78%	-20.14%	-13.08%
Gross Profit Margin	47.27%	50.52%	54.77%
Selling, General & Admin	$46.49M	$43.90M	$38.72M
YoY Change	19.16%	25.43%	11.04%
% of Gross Profit	31.22%	26.33%	19.84%
Research & Development	$32.50M	$31.50M	$30.91M
YoY Change	13.84%	18.42%	21.02%
% of Gross Profit	21.82%	18.89%	15.84%
Depreciation & Amortization	$22.80M	$21.40M	$20.20M
YoY Change	18.62%	17.58%	20.96%
% of Gross Profit	15.31%	12.83%	10.35%
Operating Expenses	$80.60M	$75.40M	$71.32M
YoY Change	29.45%	22.4%	10.86%
Operating Profit	$68.32M	$91.35M	$123.9M
YoY Change	-51.58%	-37.94%	-22.69%
Interest Expense	$3.952M	$8.800M	$3.884M
YoY Change	1170.74%	633.33%	-3207.2%
% of Operating Profit	5.78%	9.63%	3.14%
Other Income/Expense, Net	$3.943M	$700.0K	$4.307M
YoY Change	422.94%	600.0%	1189.52%
Pretax Income	$72.26M	$100.9M	$128.2M
YoY Change	-49.06%	-32.01%	-20.17%
Income Tax	$17.34M	$12.60M	$27.42M
% Of Pretax Income	24.0%	12.49%	21.39%
Net Earnings	$55.16M	$75.56M	$100.5M
YoY Change	-48.13%	42.68%	-13.05%
Net Earnings / Revenue	17.51%	22.89%	28.21%
Basic Earnings Per Share	$1.04	$1.42	$1.88
Diluted Earnings Per Share	$1.02	$1.40	$1.84
COMMON SHARES
Basic Shares Outstanding	53.00M shares	53.40M shares	53.57M shares
Diluted Shares Outstanding	53.87M shares		54.70M shares

Balance Sheet

Concept	2019 Q1	2018 Q4	2018 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$1.030B	$1.045B	$1.122B
YoY Change	-12.4%	-6.4%	7.28%
Cash & Equivalents	$548.9M	$544.4M	$647.6M
Short-Term Investments	$481.1M	$500.4M	$474.4M
Other Short-Term Assets	$112.4M	$101.5M	$111.2M
YoY Change	15.76%	9.26%	27.23%
Inventory	$417.8M	$403.6M	$397.4M
Prepaid Expenses
Receivables	$231.9M	$255.5M	$251.6M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.792B	$1.805B	$1.882B
YoY Change	-3.9%	2.93%	14.6%
LONG-TERM ASSETS
Property, Plant & Equipment	$570.8M	$543.1M	$529.2M
YoY Change	17.95%	18.01%	19.86%
Goodwill	$110.3M	$100.7M	$56.77M
YoY Change	98.1%	80.41%	11.0%
Intangibles	$93.28M	$87.14M	$45.84M
YoY Change	89.27%	70.12%	-7.7%
Long-Term Investments
YoY Change
Other Assets	$38.40M	$18.93M	$28.04M
YoY Change	99.09%	-0.41%	35.65%
Total Long-Term Assets	$836.6M	$769.0M	$679.8M
YoY Change	32.15%	25.4%	12.64%
TOTAL ASSETS
Total Short-Term Assets	$1.792B	$1.805B	$1.882B
Total Long-Term Assets	$836.6M	$769.0M	$679.8M
Total Assets	$2.629B	$2.574B	$2.562B
YoY Change	5.23%	8.75%	14.07%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$39.97M	$36.30M	$29.49M
YoY Change	19.78%	3.4%	-13.94%
Accrued Expenses	$159.9M	$154.6M	$137.1M
YoY Change	17.81%	7.08%	2.07%
Deferred Revenue	$55.24M	$52.61M	$48.27M
YoY Change	9.73%	13.11%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$3.688M	$3.671M	$3.654M
YoY Change	1.85%	1.86%	2.18%
Total Short-Term Liabilities	$209.8M	$245.8M	$218.0M
YoY Change	7.29%	23.56%	19.65%
LONG-TERM LIABILITIES
Long-Term Debt	$40.78M	$41.71M	$42.63M
YoY Change	-8.29%	-8.09%	-7.92%
Other Long-Term Liabilities	$19.20M
YoY Change
Total Long-Term Liabilities	$40.78M	$41.71M	$42.63M
YoY Change	-8.29%	-8.09%	-7.92%
TOTAL LIABILITIES
Total Short-Term Liabilities	$209.8M	$245.8M	$218.0M
Total Long-Term Liabilities	$40.78M	$41.71M	$42.63M
Total Liabilities	$360.4M	$368.2M	$355.3M
YoY Change	2.21%	6.75%	23.81%
SHAREHOLDERS EQUITY
Retained Earnings	$1.904B	$1.849B	$1.773B
YoY Change	31.79%	28.02%	27.47%
Common Stock	$746.9M	$744.9M	$738.3M
YoY Change	4.57%	5.71%	6.48%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$225.0M	$225.0M	$160.9M
YoY Change	226.07%	359.81%	348.61%
Treasury Stock Shares	1.430M shares	1.430M shares	964.1K shares
Shareholders Equity	$2.268B	$2.206B	$2.206B
YoY Change
Total Liabilities & Shareholders Equity	$2.629B	$2.574B	$2.562B
YoY Change	5.23%	8.75%	14.07%

Cashflow Statement

Concept	2019 Q1	2018 Q4	2018 Q3
OPERATING ACTIVITIES
Net Income	$55.16M	$75.56M	$100.5M
YoY Change	-48.13%	42.68%	-13.05%
Depreciation, Depletion And Amortization	$22.80M	$21.40M	$20.20M
YoY Change	18.62%	17.58%	20.96%
Cash From Operating Activities	$43.66M	$113.0M	$71.70M
YoY Change	-56.19%	4.15%	-56.23%
INVESTING ACTIVITIES
Capital Expenditures	$32.99M	-$26.90M	-$36.90M
YoY Change	-15.66%	-1.47%	-33.63%
Acquisitions	$15.12M
YoY Change
Other Investing Activities	-$15.00K	-$119.2M	-$151.7M
YoY Change	-80.26%	137.45%	84.1%
Cash From Investing Activities	-$23.15M	-$146.1M	-$188.6M
YoY Change	-41.3%	88.52%	36.67%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$0.00
YoY Change	-100.0%
Debt Paid & Issued, Net	$911.0K
YoY Change	1.79%
Cash From Financing Activities	-$7.060M	-64.50M	-59.90M
YoY Change	-60.45%	650.0%	-295.75%
NET CHANGE
Cash From Operating Activities	$43.66M	113.0M	71.70M
Cash From Investing Activities	-$23.15M	-146.1M	-188.6M
Cash From Financing Activities	-$7.060M	-64.50M	-59.90M
Net Change In Cash	$7.446M	-97.60M	-176.8M
YoY Change	-82.42%	-535.71%	-413.48%
FREE CASH FLOW
Cash From Operating Activities	$43.66M	$113.0M	$71.70M
Capital Expenditures	$32.99M	-$26.90M	-$36.90M
Free Cash Flow	$10.67M	$139.9M	$108.6M
YoY Change	-82.38%	3.02%	-50.5%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0001111928
CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	ipgp	Sharebased Compensation Arrangementby Sharebased Payment Award Employment Termination Period SharebasedCompensationArrangementbySharebasedPaymentAwardEmploymentTerminationPeriod	P2Y
CY2019	dei	Document Type DocumentType	10-K
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-12-31
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity File Number EntityFileNumber	001-33155
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CY2019	dei	Entity Registrant Name EntityRegistrantName	IPG PHOTONICS CORP
CY2019	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	04-3444218
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	50 Old Webster Road
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	Oxford
CY2019	dei	Entity Address State Or Province EntityAddressStateOrProvince	MA
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	01540
CY2019	dei	City Area Code CityAreaCode	508
CY2019	dei	Local Phone Number LocalPhoneNumber	373-1100
CY2019	dei	Security12b Title Security12bTitle	Common Stock, Par Value $0.0001 per share
CY2019	dei	Trading Symbol TradingSymbol	IPGP
CY2019	dei	Security Exchange Name SecurityExchangeName	NASDAQ
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CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
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CY2018	us-gaap	Profit Loss ProfitLoss	404169000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	347588000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	15997000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-85590000	USD
CY2017	ipgp	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Immaterial Adjustment And Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfImmaterialAdjustmentAndTax	100999000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-17000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	15000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-58000	USD
CY2019	ipgp	Other Comprehensive Income Loss Adoption Of New Accounting Pronouncement Adjustment Net Of Tax OtherComprehensiveIncomeLossAdoptionOfNewAccountingPronouncementAdjustmentNetOfTax	0	USD
CY2018	ipgp	Other Comprehensive Income Loss Adoption Of New Accounting Pronouncement Adjustment Net Of Tax OtherComprehensiveIncomeLossAdoptionOfNewAccountingPronouncementAdjustmentNetOfTax	10000	USD
CY2017	ipgp	Other Comprehensive Income Loss Adoption Of New Accounting Pronouncement Adjustment Net Of Tax OtherComprehensiveIncomeLossAdoptionOfNewAccountingPronouncementAdjustmentNetOfTax	0	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-240000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-538000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	15980000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-85565000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	101239000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	196241000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	318604000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	448827000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	30000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	129000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	31000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	196211000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	318475000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	448796000	USD
CY2016Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1557724000	USD
CY2017	ipgp	Stock Issued During Period Value Options And Equity Instruments Other Than Options Exercised StockIssuedDuringPeriodValueOptionsAndEquityInstrumentsOtherThanOptionsExercised	25062000	USD
CY2017	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	3592000	USD
CY2017	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	39987000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	23021000	USD
CY2017Q1	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	4223000	USD
CY2017	ipgp	Noncontrolling Interest Increase Decrease From Business Combination NoncontrollingInterestIncreaseDecreaseFromBusinessCombination	197000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	347588000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	101056000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-58000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-240000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-538000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2022322000	USD
CY2018	ipgp	Stock Issued During Period Value Options And Equity Instruments Other Than Options Exercised StockIssuedDuringPeriodValueOptionsAndEquityInstrumentsOtherThanOptionsExercised	9895000	USD
CY2018	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	2288000	USD
CY2018	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	176065000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	28027000	USD
CY2018Q1	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	616000	USD
CY2018	ipgp	Noncontrolling Interest Increase Decrease From Business Combination NoncontrollingInterestIncreaseDecreaseFromBusinessCombination	-558000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	404169000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	15000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-85590000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2206235000	USD
CY2019	ipgp	Stock Issued During Period Value Options And Equity Instruments Other Than Options Exercised StockIssuedDuringPeriodValueOptionsAndEquityInstrumentsOtherThanOptionsExercised	805000	USD
CY2019	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	6531000	USD
CY2019	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	40732000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	33363000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	180261000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	15997000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-17000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2402443000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	180261000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	404169000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	347588000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	96268000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	80271000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	64568000	USD
CY2019	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	15489000	USD
CY2018	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	4576000	USD
CY2017	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-22881000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	33363000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	28027000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	23021000	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	37120000	USD
CY2018	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	5350000	USD
CY2018	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0	USD
CY2017	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0	USD
CY2019	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-11004000	USD
CY2018	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	2670000	USD
CY2017	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-7949000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-3320000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	3586000	USD
CY2017	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-986000	USD
CY2019	ipgp	Provisions For Inventory Product Warranty And Bad Debt ProvisionsForInventoryProductWarrantyAndBadDebt	63752000	USD
CY2018	ipgp	Provisions For Inventory Product Warranty And Bad Debt ProvisionsForInventoryProductWarrantyAndBadDebt	38862000	USD
CY2017	ipgp	Provisions For Inventory Product Warranty And Bad Debt ProvisionsForInventoryProductWarrantyAndBadDebt	44978000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-9776000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	18814000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	63225000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	28105000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	135440000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	71080000	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-18405000	USD
CY2018	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	7062000	USD
CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	911000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-10257000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-1426000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	2309000	USD
CY2019	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-37310000	USD
CY2018	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-19666000	USD
CY2017	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	9612000	USD
CY2019	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-43937000	USD
CY2018	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	35212000	USD
CY2017	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	16719000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	323521000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	393301000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	405395000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	133536000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	160343000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	126535000	USD
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	661000	USD
CY2018	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1026000	USD
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	15882000	USD
CY2019	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	768078000	USD
CY2018	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	470328000	USD
CY2017	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	212515000	USD
CY2019	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	760300000	USD
CY2018	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	765310000	USD
CY2017	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	211832000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	15115000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	109115000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	60483000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-237000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-415000	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	352000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-139975000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-562999000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-170805000	USD
CY2019	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	15000	USD
CY2018	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	255000	USD
CY2017	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	6761000	USD
CY2019	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	15000	USD
CY2018	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	255000	USD
CY2017	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	6761000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	28000000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	3671000	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	3604000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	19842000	USD
CY2019	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	7336000	USD
CY2018	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	12183000	USD
CY2017	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	28654000	USD
CY2019	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	USD
CY2018	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	839000	USD
CY2017	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	USD
CY2019	ipgp	Purchase Of Non Controlling Interest In Exchange For Common Stock PurchaseOfNonControllingInterestInExchangeForCommonStock	0	USD
CY2018	ipgp	Purchase Of Non Controlling Interest In Exchange For Common Stock PurchaseOfNonControllingInterestInExchangeForCommonStock	0	USD
CY2017	ipgp	Purchase Of Non Controlling Interest In Exchange For Common Stock PurchaseOfNonControllingInterestInExchangeForCommonStock	197000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	40732000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	176065000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	39987000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-37067000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-166647000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-3372000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-7853000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-29197000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	54827000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	138626000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-365542000	USD
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	286045000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	544358000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	909900000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	623855000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	544358000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	682984000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	909900000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	2683000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	3052000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	2583000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	116951000	USD
CY2018	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	112762000	USD
CY2017	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	155559000	USD
CY2019	ipgp	Demonstration Units Transferred From Inventory To Other Assets DemonstrationUnitsTransferredFromInventoryToOtherAssets	10367000	USD
CY2018	ipgp	Demonstration Units Transferred From Inventory To Other Assets DemonstrationUnitsTransferredFromInventoryToOtherAssets	6270000	USD
CY2017	ipgp	Demonstration Units Transferred From Inventory To Other Assets DemonstrationUnitsTransferredFromInventoryToOtherAssets	4114000	USD
CY2019	ipgp	Property Plantand Equipment Transferredfrom Inventory PropertyPlantandEquipmentTransferredfromInventory	7659000	USD
CY2018	ipgp	Property Plantand Equipment Transferredfrom Inventory PropertyPlantandEquipmentTransferredfromInventory	2535000	USD
CY2017	ipgp	Property Plantand Equipment Transferredfrom Inventory PropertyPlantandEquipmentTransferredfromInventory	8425000	USD
CY2019	ipgp	Change In Capital Expenditures Incurred But Notyet Paid ChangeInCapitalExpendituresIncurredButNotyetPaid	1304000	USD
CY2018	ipgp	Change In Capital Expenditures Incurred But Notyet Paid ChangeInCapitalExpendituresIncurredButNotyetPaid	-2852000	USD
CY2017	ipgp	Change In Capital Expenditures Incurred But Notyet Paid ChangeInCapitalExpendituresIncurredButNotyetPaid	1594000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	14670000	USD
CY2018	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
CY2017	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
CY2019	us-gaap	Use Of Estimates UseOfEstimates	<span style="background-color:rgb(255,255,255, 0.0);color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%;">Use of Estimates</span><span style="background-color:rgb(255,255,255, 0.0);color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;"> — The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenue and expenses during the reporting period. The Company bases its estimates on historical experience and on various other assumptions that are believed to be reasonable under the circumstances. Actual results could differ from those estimates.</span>
CY2019Q4	us-gaap	Bank Acceptances Executed BankAcceptancesExecuted	16484000	USD
CY2018Q4	us-gaap	Bank Acceptances Executed BankAcceptancesExecuted	27335000	USD
CY2019	ipgp	Bank Acceptances Weighted Average Maturity Period BankAcceptancesWeightedAverageMaturityPeriod	P76D
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1731000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2198000	USD
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2016000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	677000	USD
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	14000	USD
CY2017	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	51000	USD
CY2019	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	111000	USD
CY2018	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	198000	USD
CY2017	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	38000	USD
CY2019	ipgp	Allowance For Doubtful Accounts Receivable Foreign Currency Translation AllowanceForDoubtfulAccountsReceivableForeignCurrencyTranslation	-102000	USD
CY2018	ipgp	Allowance For Doubtful Accounts Receivable Foreign Currency Translation AllowanceForDoubtfulAccountsReceivableForeignCurrencyTranslation	283000	USD
CY2017	ipgp	Allowance For Doubtful Accounts Receivable Foreign Currency Translation AllowanceForDoubtfulAccountsReceivableForeignCurrencyTranslation	-169000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2399000	USD
CY2018Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1731000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2198000	USD
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	175000000	shares
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2019Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	5000000	shares
CY2019Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.0001
CY2019Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2017	ipgp	Concentration Risk Numberof Customers ConcentrationRiskNumberofCustomers	1	numberOfCustomers
CY2019	ipgp	Concentration Risk Numberof Customers ConcentrationRiskNumberofCustomers	1	numberOfCustomers
CY2018	ipgp	Net Sales By Major Customers Percentage NetSalesByMajorCustomersPercentage	0.26
CY2017	ipgp	Net Sales By Major Customers Percentage NetSalesByMajorCustomersPercentage	0.28
CY2018	ipgp	Concentration Risk Numberof Customers ConcentrationRiskNumberofCustomers	1	numberOfCustomers
CY2019	ipgp	Number Of Largest Customers Sales NumberOfLargestCustomersSales	5	customer
CY2019	ipgp	Net Sales By Major Customers Percentage NetSalesByMajorCustomersPercentage	0.21
CY2019Q4	ipgp	Accumulated Other Comprehensive Income Loss Cumulative Changesin Net Gain Lossfrom Cash Flow Hedges Effect Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesinNetGainLossfromCashFlowHedgesEffectTax	3000	USD
CY2018Q4	ipgp	Accumulated Other Comprehensive Income Loss Cumulative Changesin Net Gain Lossfrom Cash Flow Hedges Effect Tax AccumulatedOtherComprehensiveIncomeLossCumulativeChangesinNetGainLossfromCashFlowHedgesEffectTax	4000	USD
CY2019	us-gaap	Derivatives Reporting Of Derivative Activity DerivativesReportingOfDerivativeActivity	<span style="background-color:rgb(255,255,255, 0.0);color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%;">Derivative Instruments</span><span style="background-color:rgb(255,255,255, 0.0);color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%;"> — The Company's primary market exposures are to interest rates and foreign exchange rates. The Company from time to time may use certain derivative financial instruments to help manage these exposures. The Company executes these instruments with financial institutions it judges to be credit-worthy. The Company does not hold or issue derivative financial instruments for trading or speculative purposes. The Company recognizes all derivative financial instruments as either assets or liabilities at fair value in the consolidated balance sheets.</span>
CY2019	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2018Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	57764000	USD
CY2019Q1	us-gaap	Deferred Income Taxes And Other Liabilities Noncurrent DeferredIncomeTaxesAndOtherLiabilitiesNoncurrent	94581000	USD
CY2019Q1	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	57440000	USD
CY2018Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	18932000	USD
CY2019Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	38395000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	154640000	USD
CY2019Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	159932000	USD
CY2018Q4	us-gaap	Deferred Income Taxes And Other Liabilities Noncurrent DeferredIncomeTaxesAndOtherLiabilitiesNoncurrent	80734000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	680070000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	544358000	USD
CY2019Q4	us-gaap	Restricted Cash RestrictedCash	2914000	USD
CY2018Q4	us-gaap	Restricted Cash RestrictedCash	0	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	682984000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	544358000	USD
CY2017Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	44944000	USD
CY2018Q1	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	43741000	USD
CY2017Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	26976000	USD
CY2018Q1	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	28150000	USD
CY2017Q4	ipgp	Customer Deposits And Deferred Revenue Current CustomerDepositsAndDeferredRevenueCurrent	47324000	USD
CY2018Q1	ipgp	Customer Deposits And Deferred Revenue Current CustomerDepositsAndDeferredRevenueCurrent	46508000	USD
CY2017Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	15773000	USD
CY2018Q1	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	15810000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	21362000	USD
CY2018Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	21496000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1443867000	USD
CY2018Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1444473000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-77344000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-77334000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1314581000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1459874000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1314581000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1459874000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1314581000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1459874000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1314581000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1459874000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	9645000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	10102000	USD
CY2019	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-457000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	10102000	USD
CY2017Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	0	USD
CY2018	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	10102000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	59531000	USD
CY2018Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	52606000	USD
CY2019	ipgp	Increase Decrease In Contract With Customer Liability Current IncreaseDecreaseInContractWithCustomerLiabilityCurrent	6925000	USD
CY2018Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	52606000	USD
CY2017Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	46508000	USD
CY2018	ipgp	Increase Decrease In Contract With Customer Liability Current IncreaseDecreaseInContractWithCustomerLiabilityCurrent	6098000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	1820000	USD
CY2018Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	1413000	USD
CY2019	ipgp	Increase Decrease In Contract With Customer Liability Non Current IncreaseDecreaseInContractWithCustomerLiabilityNonCurrent	407000	USD
CY2018Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	1413000	USD
CY2017Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	182000	USD
CY2018	ipgp	Increase Decrease In Contract With Customer Liability Non Current IncreaseDecreaseInContractWithCustomerLiabilityNonCurrent	1231000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	45223000	USD
CY2018	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	40944000	USD
CY2019Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	32275000	USD
CY2019Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	2239000	USD
CY2019Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	498000	USD
CY2019Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	301000	USD
CY2019Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	87000	USD
CY2019Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	18000	USD
CY2019Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	35418000	USD
CY2019Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	713071000	USD
CY2019Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	42004000	USD
CY2019Q4	ipgp	Contingent Purchase Consideration Fair Value Disclosure ContingentPurchaseConsiderationFairValueDisclosure	273000	USD
CY2019Q4	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	42277000	USD
CY2018Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	771275000	USD
CY2018Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	45378000	USD
CY2018Q4	ipgp	Contingent Purchase Consideration Fair Value Disclosure ContingentPurchaseConsiderationFairValueDisclosure	898000	USD
CY2018Q4	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	46276000	USD
CY2018	us-gaap	Other Than Temporary Impairment Losses Investments Heldtomaturity Securities OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecurities	0	USD
CY2019	us-gaap	Other Than Temporary Impairment Losses Investments Heldtomaturity Securities OtherThanTemporaryImpairmentLossesInvestmentsHeldtomaturitySecurities	0	USD
CY2018	us-gaap	Other Than Temporary Impairment Loss Debt Securities Available For Sale OtherThanTemporaryImpairmentLossDebtSecuritiesAvailableForSale	0	USD
CY2019	us-gaap	Other Than Temporary Impairment Loss Debt Securities Available For Sale OtherThanTemporaryImpairmentLossDebtSecuritiesAvailableForSale	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	502546000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	502675000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	585875000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	0	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	3859000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	3859000	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	502546000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	502675000	USD
CY2018Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	589734000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	589432000	USD
CY2019Q4	ipgp	Debt Securities Available For Sale Maturity Allocated And Single Maturity Date After Five Years Amortized Cost DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateAfterFiveYearsAmortizedCost	592000	USD
CY2019Q4	ipgp	Debt Securities Available For Sale Maturity Allocated And Single Maturity Date After Five Years Fair Value DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateAfterFiveYearsFairValue	592000	USD
CY2018Q4	ipgp	Debt Securities Available For Sale Maturity Allocated And Single Maturity Date After Five Years Amortized Cost DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateAfterFiveYearsAmortizedCost	847000	USD
CY2018Q4	ipgp	Debt Securities Available For Sale Maturity Allocated And Single Maturity Date After Five Years Fair Value DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateAfterFiveYearsFairValue	847000	USD
CY2019Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	200390000	USD
CY2018Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	233594000	USD
CY2019Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	49620000	USD
CY2018Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	66498000	USD
CY2019Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	130780000	USD
CY2018Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	103487000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	380790000	USD
CY2018Q4	us-gaap	Inventory Net InventoryNet	403579000	USD
CY2019	us-gaap	Inventory Write Down InventoryWriteDown	38902000	USD
CY2018	us-gaap	Inventory Write Down InventoryWriteDown	12981000	USD
CY2017	us-gaap	Inventory Write Down InventoryWriteDown	16946000	USD
CY2018Q4	us-gaap	Restructuring Reserve RestructuringReserve	0	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	1780000	USD
CY2019	us-gaap	Payments For Restructuring PaymentsForRestructuring	1592000	USD
CY2019Q4	us-gaap	Restructuring Reserve RestructuringReserve	188000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	100722000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	55831000	USD
CY2019	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	448000	USD
CY2018	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-2362000	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	19076000	USD
CY2018	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	47705000	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	37120000	USD
CY2018	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-1034000	USD
CY2018	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-452000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	82092000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	100722000	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	37120000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	116379000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	42108000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	74271000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	116280000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	29141000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	87139000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	12945000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	8170000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5899000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	12059000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	11692000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	10783000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	9855000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	7515000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	22367000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	74271000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1010278000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	878575000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	409426000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	335507000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	600852000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	543068000	USD
CY2019	us-gaap	Depreciation Depreciation	78959000	USD
CY2018	us-gaap	Depreciation Depreciation	68231000	USD
CY2017	us-gaap	Depreciation Depreciation	54900000	USD
CY2019Q4	us-gaap	Noncurrent Assets NoncurrentAssets	617960000	USD
CY2018Q4	us-gaap	Noncurrent Assets NoncurrentAssets	553732000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	48881000	USD
CY2018Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	60107000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	59531000	USD
CY2018Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	52606000	USD
CY2019Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	23114000	USD
CY2018Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	23106000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	5300000	USD
CY2018Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	0	USD
CY2019Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	12956000	USD
CY2018Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	18821000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	149782000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	154640000	USD
CY2018Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	51422000	USD
CY2017Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	47517000	USD
CY2016Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	33978000	USD
CY2019	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	22613000	USD
CY2018	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	24948000	USD
CY2017	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	26995000	USD
CY2019	us-gaap	Product Warranty Accrual Period Increase Decrease ProductWarrantyAccrualPeriodIncreaseDecrease	24826000	USD
CY2018	us-gaap	Product Warranty Accrual Period Increase Decrease ProductWarrantyAccrualPeriodIncreaseDecrease	18922000	USD
CY2017	us-gaap	Product Warranty Accrual Period Increase Decrease ProductWarrantyAccrualPeriodIncreaseDecrease	16250000	USD
CY2019	us-gaap	Standard And Extended Product Warranty Accrual Foreign Currency Translation Gain Loss StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss	343000	USD
CY2018	us-gaap	Standard And Extended Product Warranty Accrual Foreign Currency Translation Gain Loss StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss	2121000	USD
CY2017	us-gaap	Standard And Extended Product Warranty Accrual Foreign Currency Translation Gain Loss StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss	-2794000	USD
CY2019Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	48866000	USD
CY2018Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	51422000	USD
CY2017Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	47517000	USD
CY2019Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	23114000	USD
CY2018Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	23106000	USD
CY2019Q4	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	25752000	USD
CY2018Q4	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	28316000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	41708000	USD
CY2018Q4	us-gaap	Long Term Debt LongTermDebt	45378000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	37968000	USD
CY2018Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	41707000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	41708000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	3740000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	3810000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	18126000	USD
CY2019Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	16032000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	41708000	USD
CY2019	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	0	USD
CY2018	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-19000	USD
CY2017	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	0	USD
CY2019	us-gaap	Operating Lease Expense OperatingLeaseExpense	8800000	USD
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	6175000	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	8095000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	6802000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	23028000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	5300000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	20410000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	25710000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	6314000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	4603000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	3358000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	2596000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	2078000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	11340000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	30289000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	6004000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	4785000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	3581000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	2964000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	2136000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	10327000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	29797000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	4087000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	25710000	USD
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0358
CY2019Q4	us-gaap	Recorded Unconditional Purchase Obligation RecordedUnconditionalPurchaseObligation	53922000	USD
CY2018Q4	us-gaap	Recorded Unconditional Purchase Obligation RecordedUnconditionalPurchaseObligation	114396000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	33578000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	28027000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	23021000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	5114000	USD
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	6632000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	7367000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	28464000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	21395000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	15654000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum	0.37
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum	0.38
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum	0.31
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum	0.36
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum	0.31
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum	0.35
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Minimum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum	0.0166
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum	0.0255
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Minimum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum	0.0254
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum	0.0301
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Minimum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum	0.0157
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum	0.0197
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0025
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0025
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0025
CY2019	ipgp	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Forfeiture Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsForfeitureRate	0
CY2018	ipgp	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Forfeiture Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsForfeitureRate	0
CY2017	ipgp	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Forfeiture Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsForfeitureRate	0
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	2064253	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	60.65
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	293284	shares
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	124.57
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	546931	shares
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	50.50
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	13113	shares
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	90.81
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1797493	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	73.95
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y7D
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	251970000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	257111	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	232.26
CY2018	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	282720	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	58.94
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	24810	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	131.36
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1747074	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	98.93
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y9M18D
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	58084000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	334740	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	153.78
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	192533	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	56.58
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	46839	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	149.64
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1842442	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	112.03
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y8M23D
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	85110000	USD
CY2019Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	797960	shares
CY2019Q4	ipgp	Sharebased Compensation Arrangementby Sharebased Payment Award Options Nonvested Weighted Average Exercise Price SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsNonvestedWeightedAverageExercisePrice	149.66
CY2019	ipgp	Sharebased Compensation Arrangementby Sharebased Payment Award Options Nonvested Weighted Average Remaining Contractual Term SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsNonvestedWeightedAverageRemainingContractualTerm	P7Y11M15D
CY2019Q4	ipgp	Sharebased Compensation Arrangementby Sharebased Payment Award Options Nonvested Aggregate Intrinsic Value SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsNonvestedAggregateIntrinsicValue	14576000	USD
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1044482	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	83.29
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y7D
CY2019Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	70534000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	17891000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	51266000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	50131000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	53.52
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	71.06
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	38.01
CY2019Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	25517000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y7M6D
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	6005000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	4261000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	3363000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	59790000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	146855000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	361391000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	190480000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	188586000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	387540000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	248376000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	534395000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	551871000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	7127000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	7274000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	85761000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	2405000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	2097000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	2387000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	74072000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	125431000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	93254000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	83604000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	134802000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	181402000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-4896000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2497000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	12459000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1658000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	8449000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	649000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-8935000	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-15522000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	9773000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-15489000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-4576000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	22881000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	68115000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	130226000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	204283000	USD
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	52159000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	112223000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	193155000	USD
CY2019	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	14958000	USD
CY2018	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	26985000	USD
CY2017	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-25795000	USD
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	2362000	USD
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	3367000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	3413000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-5114000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-13298000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-14015000	USD
CY2019	ipgp	Effective Income Tax Rate Reconciliation Deduction Foreign Derived Intangible Income Amount EffectiveIncomeTaxRateReconciliationDeductionForeignDerivedIntangibleIncomeAmount	4763000	USD
CY2018	ipgp	Effective Income Tax Rate Reconciliation Deduction Foreign Derived Intangible Income Amount EffectiveIncomeTaxRateReconciliationDeductionForeignDerivedIntangibleIncomeAmount	7930000	USD
CY2017	ipgp	Effective Income Tax Rate Reconciliation Deduction Foreign Derived Intangible Income Amount EffectiveIncomeTaxRateReconciliationDeductionForeignDerivedIntangibleIncomeAmount	0	USD
CY2019	ipgp	Effective Income Tax Rate Reconciliation Global Intangible Low Taxed Income Amount EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomeAmount	4648000	USD
CY2018	ipgp	Effective Income Tax Rate Reconciliation Global Intangible Low Taxed Income Amount EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomeAmount	5955000	USD
CY2017	ipgp	Effective Income Tax Rate Reconciliation Global Intangible Low Taxed Income Amount EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomeAmount	0	USD
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense Impairment Losses IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses	10009000	USD
CY2018	us-gaap	Income Tax Reconciliation Nondeductible Expense Impairment Losses IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses	0	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Impairment Losses IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses	0	USD
CY2019	ipgp	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017	0	USD
CY2018	ipgp	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017	4747000	USD
CY2017	ipgp	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017	-48126000	USD
CY2019	ipgp	Effective Income Tax Rate Reconciliation Withholding Tax On Intercompany Dividend EffectiveIncomeTaxRateReconciliationWithholdingTaxOnIntercompanyDividend	3122000	USD
CY2018	ipgp	Effective Income Tax Rate Reconciliation Withholding Tax On Intercompany Dividend EffectiveIncomeTaxRateReconciliationWithholdingTaxOnIntercompanyDividend	0	USD
CY2017	ipgp	Effective Income Tax Rate Reconciliation Withholding Tax On Intercompany Dividend EffectiveIncomeTaxRateReconciliationWithholdingTaxOnIntercompanyDividend	2225000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-639000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	8007000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	1281000	USD
CY2019	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	12173000	USD
CY2018	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	11024000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Credits IncomeTaxReconciliationTaxCredits	9210000	USD
CY2019	ipgp	Income Tax Reconciliation Change In Reserves Including Interest And Penalties IncomeTaxReconciliationChangeInReservesIncludingInterestAndPenalties	-779000	USD
CY2018	ipgp	Income Tax Reconciliation Change In Reserves Including Interest And Penalties IncomeTaxReconciliationChangeInReservesIncludingInterestAndPenalties	-2290000	USD
CY2017	ipgp	Income Tax Reconciliation Change In Reserves Including Interest And Penalties IncomeTaxReconciliationChangeInReservesIncludingInterestAndPenalties	-4350000	USD
CY2019	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	4515000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	7421000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-51000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-1748000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	977000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	804000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	68115000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	130226000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	204283000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	18607000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	22443000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	23611000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	12963000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals	10502000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Reserves And Accruals DeferredTaxLiabilitiesDeferredExpenseReservesAndAccruals	2599000	USD
CY2019Q4	ipgp	Deferred Tax Liabilities Withholdingand Dividend Tax Foreign DeferredTaxLiabilitiesWithholdingandDividendTaxForeign	3597000	USD
CY2018Q4	ipgp	Deferred Tax Liabilities Withholdingand Dividend Tax Foreign DeferredTaxLiabilitiesWithholdingandDividendTaxForeign	2225000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Other DeferredTaxAssetsTaxCreditCarryforwardsOther	15001000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Other DeferredTaxAssetsTaxCreditCarryforwardsOther	12996000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	9428000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	17481000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	5748000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	3364000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	14384000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	7910000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	27702000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	11627000	USD
CY2019Q4	us-gaap	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiability	43379000	USD
CY2017	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense	48126000	USD
CY2018Q3	ipgp	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Amount Subjected To Tax Increase Decrease In Income Taxes TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsAmountSubjectedToTaxIncreaseDecreaseInIncomeTaxes	-4747000	USD
CY2019Q4	us-gaap	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability Noncurrent TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityNoncurrent	30263000	USD
CY2018Q4	us-gaap	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability Noncurrent TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityNoncurrent	30263000	USD
CY2018	ipgp	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate Excluding Prepaid Taxes Amount EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRateExcludingPrepaidTaxesAmount	-1422000	USD
CY2017	ipgp	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Reporting Basis In Excess Of Tax Basis TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsReportingBasisInExcessOfTaxBasis	1281000	USD
CY2018Q3	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	141000	USD
CY2019Q4	ipgp	Deferred Tax Liabilities Withholdingand Dividend Tax Foreign DeferredTaxLiabilitiesWithholdingandDividendTaxForeign	3597000	USD
CY2018Q4	ipgp	Deferred Tax Liabilities Withholdingand Dividend Tax Foreign DeferredTaxLiabilitiesWithholdingandDividendTaxForeign	2225000	USD
CY2019Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	150000000	EUR
CY2019Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	1078879000	USD
CY2018Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	930993000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	11206000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	10370000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	1776000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	1067000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	230000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	2000000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	2726000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsIncreasesResultingFromForeignCurrencyTranslation	216000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation	823000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	11416000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	11206000	USD
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	279700	shares
CY2019	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	543000	USD
CY2018	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	631000	USD
CY2017	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	121000	USD
CY2019Q4	us-gaap	Income Tax Examination Penalties And Interest Accrued IncomeTaxExaminationPenaltiesAndInterestAccrued	1672000	USD
CY2018Q4	us-gaap	Income Tax Examination Penalties And Interest Accrued IncomeTaxExaminationPenaltiesAndInterestAccrued	1419000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	180234000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	404027000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	347614000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	180234000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	404027000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	347614000	USD
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	53061000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	53522000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	53495000	shares
CY2019	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	778000	shares
CY2018	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1204000	shares
CY2017	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	1204000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	53839000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	54726000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	54699000	shares
CY2019	ipgp	Basic Net Income Per Share Attributable To Parent BasicNetIncomePerShareAttributableToParent	3.40
CY2018	ipgp	Basic Net Income Per Share Attributable To Parent BasicNetIncomePerShareAttributableToParent	7.55
CY2017	ipgp	Basic Net Income Per Share Attributable To Parent BasicNetIncomePerShareAttributableToParent	6.50
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.40
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.55
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.50
CY2019	ipgp	Diluted Net Income Per Share Attributable To Parent DilutedNetIncomePerShareAttributableToParent	3.35
CY2018	ipgp	Diluted Net Income Per Share Attributable To Parent DilutedNetIncomePerShareAttributableToParent	7.38
CY2017	ipgp	Diluted Net Income Per Share Attributable To Parent DilutedNetIncomePerShareAttributableToParent	6.36
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.35
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.38
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.36
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	670600	shares
CY2017	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	275495	shares
CY2019	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	135.21
CY2018	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	167.39
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	182900	shares
CY2019	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	301262	shares
CY2018	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	1051825	shares
CY2017	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	145.15
CY2019	ipgp	Decrease In Weighted Average Number Of Shares Outstanding Treasury Stock DecreaseInWeightedAverageNumberOfSharesOutstandingTreasuryStock	97054	shares
CY2018	ipgp	Decrease In Weighted Average Number Of Shares Outstanding Treasury Stock DecreaseInWeightedAverageNumberOfSharesOutstandingTreasuryStock	363936	shares
CY2017	ipgp	Decrease In Weighted Average Number Of Shares Outstanding Treasury Stock DecreaseInWeightedAverageNumberOfSharesOutstandingTreasuryStock	160440	shares
CY2019Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	315047000	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	363769000	USD
CY2019Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	329138000	USD
CY2019Q3	us-gaap	Gross Profit GrossProfit	152858000	USD
CY2019Q4	us-gaap	Gross Profit GrossProfit	124203000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	55159000	USD
CY2019Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	306627000	USD
CY2019Q1	us-gaap	Gross Profit GrossProfit	148911000	USD
CY2019Q2	us-gaap	Gross Profit GrossProfit	180237000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	72272000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	57253000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	-4450000	USD
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.04
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.36
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.08
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.08
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.02
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.34
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.07
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.08
CY2018Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	359864000	USD
CY2018Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	413613000	USD
CY2018Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	356346000	USD
CY2018Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	330051000	USD
CY2018Q1	us-gaap	Gross Profit GrossProfit	203362000	USD
CY2018Q2	us-gaap	Gross Profit GrossProfit	234975000	USD
CY2018Q3	us-gaap	Gross Profit GrossProfit	195184000	USD
CY2018Q4	us-gaap	Gross Profit GrossProfit	166747000	USD
CY2018Q1	us-gaap	Net Income Loss NetIncomeLoss	106334000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	121617000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	100517000	USD
CY2018Q4	us-gaap	Net Income Loss NetIncomeLoss	75559000	USD
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.98
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.27
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.88
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.84
CY2018Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.40
CY2018Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.42
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.93
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.21

Files In Submission

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$IPGP
IPG PHOTONICS CORP Stock $ipgp

2019 Q1 Form 10-K Financial Statement

#000111192820000030 Filed on February 24, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$IPGP IPG PHOTONICS CORP Stock $ipgp

2019 Q1 Form 10-K Financial Statement

#000111192820000030 Filed on February 24, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$IPGP
IPG PHOTONICS CORP Stock $ipgp