$INFN
Infinera Corp Stock $infn

$infn Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-Q Financial Statement

#000113863919000128 Filed on November 12, 2019

Income Statement

Concept	2019 Q4	2019 Q3	2019 Q1
Revenue	$384.6M	$325.3M	$292.7M
YoY Change	15.81%	62.34%	44.42%
Cost Of Revenue	$273.2M	$238.5M	$226.3M
YoY Change	10.34%	83.14%	87.76%
Gross Profit	$111.4M	$86.83M	$66.43M
YoY Change	31.84%	23.73%	-19.15%
Gross Profit Margin	28.97%	26.69%	22.7%
Selling, General & Admin	$68.00M	$63.38M	$73.08M
YoY Change	-37.67%	54.75%	56.42%
% of Gross Profit	61.04%	72.99%	110.01%
Research & Development	$68.60M	$71.75M	$73.66M
YoY Change	-12.94%	41.63%	25.53%
% of Gross Profit	61.58%	82.63%	110.88%
Depreciation & Amortization	$28.60M	$29.10M	$30.90M
YoY Change	-43.03%	71.18%	81.76%
% of Gross Profit	25.67%	33.51%	46.51%
Operating Expenses	$172.3M	$156.1M	$178.1M
YoY Change	-13.31%	63.75%	66.71%
Operating Profit	-$60.87M	-$69.29M	-$111.7M
YoY Change	-46.71%	175.41%	352.58%
Interest Expense	-$8.900M	$7.868M	$7.563M
YoY Change	-25.21%	264.26%	105.35%
% of Operating Profit
Other Income/Expense, Net	-$5.886M	-$13.93M	-$9.720M
YoY Change	-69.39%	90.41%	326.32%
Pretax Income	-$66.76M	-$83.22M	-$121.4M
YoY Change	-49.98%	156.26%	350.36%
Income Tax	-$163.0K	$1.548M	$193.0K
% Of Pretax Income
Net Earnings	-$66.59M	-$84.77M	-$121.6M
YoY Change	-50.1%	159.94%	362.71%
Net Earnings / Revenue	-17.32%	-26.05%	-41.54%
Basic Earnings Per Share	-$0.37	-$0.47	-$0.69
Diluted Earnings Per Share	-$0.37	-$0.47	-$0.69
COMMON SHARES
Basic Shares Outstanding	180.8M shares	180.0M shares	176.4M shares
Diluted Shares Outstanding		180.0M shares	176.4M shares

Balance Sheet

Concept	2019 Q4	2019 Q3	2019 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$109.2M	$94.80M	$183.3M
YoY Change	-52.42%	-78.79%	-30.65%
Cash & Equivalents	$109.2M	$94.80M	$167.3M
Short-Term Investments	$0.00	$0.00	$16.00M
Other Short-Term Assets	$143.5M	$118.5M	$92.60M
YoY Change	45.54%	170.55%	108.56%
Inventory	$340.4M	$324.8M	$332.5M
Prepaid Expenses
Receivables	$349.6M	$284.4M	$267.1M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$942.8M	$822.6M	$875.4M
YoY Change	-1.49%	-3.96%	27.59%
LONG-TERM ASSETS
Property, Plant & Equipment	$150.8M	$156.6M	$168.4M
YoY Change	-56.01%	18.68%	24.59%
Goodwill	$249.8M	$234.5M	$221.5M
YoY Change	9.95%	29.56%	15.04%
Intangibles	$170.3M	$184.2M	$216.0M
YoY Change	-26.93%	178.46%	157.23%
Long-Term Investments
YoY Change
Other Assets	$27.18M	$13.38M	$9.965M
YoY Change	172.77%	21.51%	-12.09%
Total Long-Term Assets	$685.5M	$683.7M	$699.5M
YoY Change	-18.8%	74.89%	56.65%
TOTAL ASSETS
Total Short-Term Assets	$942.8M	$822.6M	$875.4M
Total Long-Term Assets	$685.5M	$683.7M	$699.5M
Total Assets	$1.628B	$1.506B	$1.575B
YoY Change	-9.6%	20.75%	39.05%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$273.4M	$206.6M	$163.8M
YoY Change	43.0%	148.22%	110.65%
Accrued Expenses	$193.2M	$160.7M	$141.1M
YoY Change	46.46%	271.03%	171.56%
Deferred Revenue	$103.8M	$72.87M
YoY Change	17.19%
Short-Term Debt	$31.67M	$6.939M	$0.00
YoY Change			-100.0%
Long-Term Debt Due	$1.400M	$800.0K	$0.00
YoY Change	-70.21%		-100.0%
Total Short-Term Liabilities	$715.3M	$558.3M	$491.4M
YoY Change	42.25%	155.52%	23.76%
LONG-TERM LIABILITIES
Long-Term Debt	$323.7M	$318.9M	$279.7M
YoY Change	21.26%	21.45%
Other Long-Term Liabilities	$69.19M	$72.13M	$63.18M
YoY Change	9.53%	407.36%	321.93%
Total Long-Term Liabilities	$392.9M	$391.0M	$342.9M
YoY Change	19.01%	41.28%	2190.21%
TOTAL LIABILITIES
Total Short-Term Liabilities	$715.3M	$558.3M	$491.4M
Total Long-Term Liabilities	$392.9M	$391.0M	$342.9M
Total Liabilities	$1.108B	$949.4M	$834.3M
YoY Change	33.04%	91.67%	102.49%
SHAREHOLDERS EQUITY
Retained Earnings	-$1.320B	-$1.253B	-$933.3M
YoY Change	41.43%	52.19%	21.37%
Common Stock	$1.741B	$1.730B	$1.703B
YoY Change	3.26%	11.79%	18.35%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$386.5M	$426.7M	$617.3M
YoY Change
Total Liabilities & Shareholders Equity	$1.628B	$1.506B	$1.575B
YoY Change	-9.6%	20.75%	39.05%

Cashflow Statement

Concept	2019 Q4	2019 Q3	2019 Q1
OPERATING ACTIVITIES
Net Income	-$66.59M	-$84.77M	-$121.6M
YoY Change	-50.1%	159.94%	362.71%
Depreciation, Depletion And Amortization	$28.60M	$29.10M	$30.90M
YoY Change	-43.03%	71.18%	81.76%
Cash From Operating Activities	-$10.20M	-$37.20M	-$56.15M
YoY Change	-85.75%	82.35%	298.0%
INVESTING ACTIVITIES
Capital Expenditures	-$1.900M	-$12.50M	$6.590M
YoY Change	-82.24%	127.27%	-17.82%
Acquisitions			$10.00M
YoY Change
Other Investing Activities	-$800.0K	$2.300M	$500.0K
YoY Change	-99.19%	-92.58%	-98.94%
Cash From Investing Activities	-$2.600M	-$10.30M	-$6.048M
YoY Change	-97.63%	-140.39%	-115.44%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$7.740M
YoY Change			-27.28%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	23.20M	32.80M	$16.32M
YoY Change	-1884.62%	-90.6%	54.77%
NET CHANGE
Cash From Operating Activities	-10.20M	-37.20M	-$56.15M
Cash From Investing Activities	-2.600M	-10.30M	-$6.048M
Cash From Financing Activities	23.20M	32.80M	$16.32M
Net Change In Cash	10.40M	-14.70M	-$47.09M
YoY Change	-105.7%	-104.15%	-232.49%
FREE CASH FLOW
Cash From Operating Activities	-$10.20M	-$37.20M	-$56.15M
Capital Expenditures	-$1.900M	-$12.50M	$6.590M
Free Cash Flow	-$8.300M	-$24.70M	-$62.74M
YoY Change	-86.37%	65.77%	183.55%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-28
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
	dei	Entity Central Index Key EntityCentralIndexKey	0001138639
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	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P4Y9M18D
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CY2019Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2382000	USD
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2019Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
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CY2019Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
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CY2019Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	180595000	shares
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CY2019Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2019-09-28
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-33486
	dei	Entity Registrant Name EntityRegistrantName	INFINERA CORP
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	77-0560433
	dei	Entity Address Address Line1 EntityAddressAddressLine1	140 Caspian Court
	dei	Entity Address City Or Town EntityAddressCityOrTown	Sunnyvale,
	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	94089
	dei	City Area Code CityAreaCode	408
	dei	Local Phone Number LocalPhoneNumber	572-5200
	dei	Security12b Title Security12bTitle	Common shares, par value $0.001 per share
	dei	Trading Symbol TradingSymbol	INFN
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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CY2019Q3	infn	Restructuring Charges Operating Expenses RestructuringChargesOperatingExpenses	2168000	USD
CY2018Q3	infn	Restructuring Charges Operating Expenses RestructuringChargesOperatingExpenses	191000	USD
	infn	Restructuring Charges Operating Expenses RestructuringChargesOperatingExpenses	22827000	USD
	infn	Restructuring Charges Operating Expenses RestructuringChargesOperatingExpenses	1708000	USD
CY2019Q3	us-gaap	Operating Expenses OperatingExpenses	156116000	USD
CY2018Q3	us-gaap	Operating Expenses OperatingExpenses	95337000	USD
	us-gaap	Operating Expenses OperatingExpenses	503876000	USD
	us-gaap	Operating Expenses OperatingExpenses	308107000	USD
CY2019Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	-69287000	USD
CY2018Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	-25158000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	-289359000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	-71455000	USD
CY2019Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	131000	USD
CY2018Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	292000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	1080000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	1818000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	7868000	USD
CY2018Q3	us-gaap	Interest Expense InterestExpense	2160000	USD
	us-gaap	Interest Expense InterestExpense	22711000	USD
	us-gaap	Interest Expense InterestExpense	8344000	USD
CY2019Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-6195000	USD
CY2018Q3	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-5449000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-5908000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-3514000	USD
CY2019Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-13932000	USD
CY2018Q3	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-7317000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-27539000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-10040000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-83219000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-32475000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-316898000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-81495000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1548000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	135000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3126000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-667000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	-84767000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	-32610000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-320024000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-80828000	USD
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.47
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.21
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.79
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.53
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.47
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.21
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.79
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.53
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	179988000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153492000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	178357000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	152028000	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	179988000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	153492000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	178357000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	152028000	shares
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	-84767000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	-32610000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-320024000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-80828000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	2000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	175000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	91000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	274000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-10525000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	2069000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-18031000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-26242000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	0	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	45000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	0	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	71000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	7301000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	0	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	6820000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	0	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-17824000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2199000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-24760000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-26039000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-102591000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-30411000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-344784000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-106867000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	515070000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	4312000	USD
CY2019Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	39000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	1000	USD
CY2019Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9946000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-17824000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	-84767000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	426699000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	703821000	USD
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	12052000	USD
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	393000	USD
	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	1000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	32305000	USD
CY2019Q1	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	23697000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-24760000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-320024000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	426699000	USD
CY2018Q2	us-gaap	Stockholders Equity StockholdersEquity	637412000	USD
CY2018Q3	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	20000	USD
CY2018Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	129000	USD
CY2018Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	10972000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2199000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	-32610000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	704317000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	665365000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1702000	USD
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	15992000	USD
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1093000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	33966000	USD
CY2018Q1	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	15406000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-26039000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-80828000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	704317000	USD
	us-gaap	Profit Loss ProfitLoss	-320024000	USD
	us-gaap	Profit Loss ProfitLoss	-80828000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	91181000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	50339000	USD
	infn	Restructuring Costs Credits RestructuringCostsCredits	22236000	USD
	infn	Restructuring Costs Credits RestructuringCostsCredits	-81000	USD
	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	14107000	USD
	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	6752000	USD
	infn	Operating Lease Expense Operating Activities OperatingLeaseExpenseOperatingActivities	31263000	USD
	infn	Operating Lease Expense Operating Activities OperatingLeaseExpenseOperatingActivities	0	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	4260000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	31565000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	34394000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-579000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	836000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-27521000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	27728000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	23339000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	926000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	53470000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-294000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	16487000	USD
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	26254000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	12807000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-30754000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-8073000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-8669000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-157160000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-27529000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	0	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	2986000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	53039000	USD
	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	1009000	USD
	us-gaap	Proceeds From Sale Of Equity Method Investments ProceedsFromSaleOfEquityMethodInvestments	1050000	USD
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	26584000	USD
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	98112000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	10000000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	778000	USD
	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	0	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	28331000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	27027000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-9960000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	122188000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	37334000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	391431000	USD
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	124000	USD
	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
	infn	Payments For Capped Call Transactions PaymentsForCappedCallTransactions	0	USD
	infn	Payments For Capped Call Transactions PaymentsForCappedCallTransactions	48880000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	197000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	150000000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	12053000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	17693000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	393000	USD
	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1093000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	48673000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	209151000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-3260000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-3054000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-121707000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	300756000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	242337000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	121486000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	120630000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	422242000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	15924000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	3320000	USD
	us-gaap	Interest Paid Net InterestPaidNet	13369000	USD
	us-gaap	Interest Paid Net InterestPaidNet	1332000	USD
	us-gaap	Loans Assumed1 LoansAssumed1	6541000	USD
	us-gaap	Loans Assumed1 LoansAssumed1	0	USD
	infn	Unpaid Debt Issuancecosts UnpaidDebtIssuancecosts	1931000	USD
	infn	Unpaid Debt Issuancecosts UnpaidDebtIssuancecosts	0	USD
	infn	Transfer Of Inventory To Fixed Assets TransferOfInventoryToFixedAssets	2440000	USD
	infn	Transfer Of Inventory To Fixed Assets TransferOfInventoryToFixedAssets	1165000	USD
CY2019Q3	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	94804000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	416406000	USD
CY2019Q3	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	0	USD
CY2018Q3	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	402000	USD
CY2019Q3	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	25826000	USD
CY2018Q3	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	5434000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	120630000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	422242000	USD
CY2018Q3	infn	Amortization Of Intangible Assets Cost Of Revenue AmortizationOfIntangibleAssetsCostOfRevenue	4876000	USD
CY2018Q3	infn	Restructuring Charges Costof Revenue RestructuringChargesCostofRevenue	7000	USD
CY2018Q3	us-gaap	Cost Of Revenue CostOfRevenue	130234000	USD
CY2018Q3	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	50658000	USD
CY2018Q3	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	24439000	USD
CY2018Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	16515000	USD
CY2018Q3	infn	Amortization Of Intangible Assets Operating Expenses AmortizationOfIntangibleAssetsOperatingExpenses	1467000	USD
CY2018Q3	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	2067000	USD
CY2018Q3	infn	Restructuring Charges Operating Expenses RestructuringChargesOperatingExpenses	191000	USD
CY2018Q3	us-gaap	Operating Expenses OperatingExpenses	95337000	USD
	infn	Amortization Of Intangible Assets Cost Of Revenue AmortizationOfIntangibleAssetsCostOfRevenue	15160000	USD
	infn	Restructuring Charges Costof Revenue RestructuringChargesCostofRevenue	50000	USD
	us-gaap	Cost Of Revenue CostOfRevenue	374669000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	23475000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	17081000	USD
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	165497000	USD
	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	81558000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	52716000	USD
	infn	Amortization Of Intangible Assets Operating Expenses AmortizationOfIntangibleAssetsOperatingExpenses	4561000	USD
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	2067000	USD
	infn	Restructuring Charges Operating Expenses RestructuringChargesOperatingExpenses	1708000	USD
	us-gaap	Operating Expenses OperatingExpenses	308107000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P5Y
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	342820000	USD
CY2019Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	168434000	USD
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	78855000	USD
CY2018Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	14849000	USD
CY2019Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	9965000	USD
CY2018Q4	us-gaap	Accounts Payable And Other Accrued Liabilities Current AccountsPayableAndOtherAccruedLiabilitiesCurrent	131891000	USD
CY2019Q1	us-gaap	Accounts Payable And Other Accrued Liabilities Current AccountsPayableAndOtherAccruedLiabilitiesCurrent	124548000	USD
CY2018Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	193538000	USD
CY2019Q1	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	0	USD
CY2018Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	68082000	USD
CY2019Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	63175000	USD
CY2018Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	0	USD
CY2019Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	19209000	USD
CY2019Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	62467000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-956970000	USD
CY2019Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-933273000	USD
CY2019Q3	us-gaap	Operating Lease Expense OperatingLeaseExpense	8000000.0	USD
CY2019Q3	infn	Operating Lease Accelerated Rent Expense OperatingLeaseAcceleratedRentExpense	1500000	USD
	us-gaap	Operating Lease Expense OperatingLeaseExpense	31300000	USD
	infn	Operating Lease Accelerated Rent Expense OperatingLeaseAcceleratedRentExpense	11900000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	6727000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	14655000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	11780000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	45297000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	119015000	USD
CY2019Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	35709000	USD
CY2019Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	83306000	USD
CY2019Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y10M17D
CY2019Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0883
	us-gaap	Operating Lease Payments OperatingLeasePayments	20058000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	20058000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	18088000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	18352000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	14047000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	7888000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	5926000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	4905000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	18303000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	69421000	USD
	infn	Number Of Sale Leaseback Transactions NumberOfSaleLeasebackTransactions	2	transaction
	infn	Sale Leaseback Transaction Reimbursement Expense SaleLeasebackTransactionReimbursementExpense	31500000	USD
	infn	Sale Leaseback Transaction Reimbursement Term SaleLeasebackTransactionReimbursementTerm	P10Y
CY2019Q3	infn	Contract With Customer Capitalized Contract Acquisition Costs ContractWithCustomerCapitalizedContractAcquisitionCosts	200000	USD
CY2018Q4	infn	Contract With Customer Capitalized Contract Acquisition Costs ContractWithCustomerCapitalizedContractAcquisitionCosts	400000	USD
CY2019Q3	us-gaap	Revenues Revenues	325341000	USD
CY2018Q3	us-gaap	Revenues Revenues	200413000	USD
	us-gaap	Revenues Revenues	914298000	USD
	us-gaap	Revenues Revenues	611321000	USD
CY2019Q3	us-gaap	Revenues Revenues	325341000	USD
CY2018Q3	us-gaap	Revenues Revenues	200413000	USD
	us-gaap	Revenues Revenues	914298000	USD
	us-gaap	Revenues Revenues	611321000	USD
CY2019Q3	us-gaap	Revenues Revenues	325341000	USD
CY2018Q3	us-gaap	Revenues Revenues	200413000	USD
	us-gaap	Revenues Revenues	914298000	USD
	us-gaap	Revenues Revenues	611321000	USD
CY2019Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	284448000	USD
CY2018Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	317115000	USD
CY2019Q3	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	28490000	USD
CY2018Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	24981000	USD
CY2019Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	105620000	USD
CY2018Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	120302000	USD
CY2019Q3	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	22900000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	90600000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	373343000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	132902000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	30863000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	9757000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	4265000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	2270000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	553400000	USD
CY2019Q3	infn	Cash Cash Equivalents And Shortterm Investments Fair Value Disclosure CashCashEquivalentsAndShorttermInvestmentsFairValueDisclosure	94804000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	94804000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	0	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	202953000	USD
CY2018Q4	infn	Cash And Cash Equivalents Accumulated Gross Unrealized Gains CashAndCashEquivalentsAccumulatedGrossUnrealizedGains	1000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	202954000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	26603000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	92000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	26511000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	229556000	USD
CY2018Q4	infn	Cash Cash Equivalents And Short Term Investments Accumulated Gross Unrealized Gains CashCashEquivalentsAndShortTermInvestmentsAccumulatedGrossUnrealizedGains	1000	USD
CY2018Q4	infn	Cash Cash Equivalents And Short Term Investments Accumulated Gross Unrealized Loss CashCashEquivalentsAndShortTermInvestmentsAccumulatedGrossUnrealizedLoss	92000	USD
CY2018Q4	infn	Cash Cash Equivalents And Shortterm Investments Fair Value Disclosure CashCashEquivalentsAndShorttermInvestmentsFairValueDisclosure	229465000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	94800000	USD
CY2019Q3	us-gaap	Restricted Cash RestrictedCash	25800000	USD
CY2019Q3	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	500000	USD
CY2018Q3	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	100000	USD
	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	1200000	USD
	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	600000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	227231000	USD
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	21569000	USD
	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-14315000	USD
CY2019Q3	us-gaap	Goodwill Goodwill	234485000	USD
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	314057000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	147624000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	166433000	USD
CY2019Q3	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	331807000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	147624000	USD
CY2019Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	184183000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	325465000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	110096000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	215369000	USD
CY2018Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	343215000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	110096000	USD
CY2018Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	233119000	USD
CY2019Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	14700000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	44800000	USD
CY2018Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6300000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	19700000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	43538000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	166433000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	14338000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	31516000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	29015000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	23206000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	24820000	USD
CY2019Q3	us-gaap	Inventory Raw Materials InventoryRawMaterials	47247000	USD
CY2018Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	74435000	USD
CY2019Q3	us-gaap	Inventory Work In Process InventoryWorkInProcess	52232000	USD
CY2018Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	57232000	USD
CY2019Q3	us-gaap	Inventory Finished Goods InventoryFinishedGoods	225366000	USD
CY2018Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	180221000	USD
CY2019Q3	us-gaap	Inventory Net InventoryNet	324845000	USD
CY2018Q4	us-gaap	Inventory Net InventoryNet	311888000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	484767000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	630251000	USD
CY2019Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	328197000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	287431000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	156570000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	342820000	USD
CY2019Q3	infn	Loss Contingency Related To Non Cancelable Purchase Commitments LossContingencyRelatedToNonCancelablePurchaseCommitments	21042000	USD
CY2018Q4	infn	Loss Contingency Related To Non Cancelable Purchase Commitments LossContingencyRelatedToNonCancelablePurchaseCommitments	26042000	USD
CY2019Q3	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	14267000	USD
CY2018Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	10442000	USD
CY2019Q3	us-gaap	Taxes Payable Current TaxesPayableCurrent	43169000	USD
CY2018Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	23249000	USD
CY2019Q3	infn	Accrued Rebate And Customer Prepay Liability Current AccruedRebateAndCustomerPrepayLiabilityCurrent	5342000	USD
CY2018Q4	infn	Accrued Rebate And Customer Prepay Liability Current AccruedRebateAndCustomerPrepayLiabilityCurrent	13501000	USD
CY2019Q3	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	27423000	USD
CY2018Q4	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	13097000	USD
CY2019Q3	infn	Accrued Expense Right Of Return And Buyback AccruedExpenseRightOfReturnAndBuyback	398000	USD
CY2018Q4	infn	Accrued Expense Right Of Return And Buyback AccruedExpenseRightOfReturnAndBuyback	0	USD
CY2019Q3	infn	Acquisition Related Funds In Escrow AcquisitionRelatedFundsInEscrow	0	USD
CY2018Q4	infn	Acquisition Related Funds In Escrow AcquisitionRelatedFundsInEscrow	10000000	USD
CY2019Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	768000	USD
CY2018Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	4718000	USD
CY2019Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	18164000	USD
CY2018Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	0	USD
CY2019Q3	infn	Other Customer Related Liabilities OtherCustomerRelatedLiabilities	0	USD
CY2018Q4	infn	Other Customer Related Liabilities OtherCustomerRelatedLiabilities	800000	USD
CY2019Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	30174000	USD
CY2018Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	30042000	USD
CY2019Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	160747000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	131891000	USD
CY2018Q4	us-gaap	Restructuring Reserve RestructuringReserve	24351000	USD
	us-gaap	Restructuring Charges RestructuringCharges	47355000	USD
	us-gaap	Payments For Restructuring PaymentsForRestructuring	16734000	USD
	infn	Restructuring Reserve Settled Without Cash And Other RestructuringReserveSettledWithoutCashAndOther	22461000	USD
CY2019Q3	us-gaap	Restructuring Reserve RestructuringReserve	32511000	USD
CY2018Q4	us-gaap	Aoci Tax Attributable To Parent AociTaxAttributableToParent	-964000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	0	USD
CY2019Q3	us-gaap	Aoci Tax Attributable To Parent AociTaxAttributableToParent	-964000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	-84767000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	-32610000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-320024000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-80828000	USD
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	179988000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	153492000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	178357000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	152028000	shares
CY2019Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.47
CY2018Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.21
	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-1.79
	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.53
CY2019Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	14959000	shares
CY2018Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	11253000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	15547000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	11870000	shares
CY2019Q3	us-gaap	Share Price SharePrice	5.60
CY2019Q2	us-gaap	Share Price SharePrice	5.60
CY2019Q2	us-gaap	Share Price SharePrice	5.60
CY2019Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2019Q3	infn	Allocated Share Based Compensation Expense Before Amortization Of Prior Periods Deferred Inventory Cost AllocatedShareBasedCompensationExpenseBeforeAmortizationOfPriorPeriodsDeferredInventoryCost	8830000	USD
CY2018Q3	infn	Allocated Share Based Compensation Expense Before Amortization Of Prior Periods Deferred Inventory Cost AllocatedShareBasedCompensationExpenseBeforeAmortizationOfPriorPeriodsDeferredInventoryCost	9989000	USD
	infn	Allocated Share Based Compensation Expense Before Amortization Of Prior Periods Deferred Inventory Cost AllocatedShareBasedCompensationExpenseBeforeAmortizationOfPriorPeriodsDeferredInventoryCost	28872000	USD
	infn	Allocated Share Based Compensation Expense Before Amortization Of Prior Periods Deferred Inventory Cost AllocatedShareBasedCompensationExpenseBeforeAmortizationOfPriorPeriodsDeferredInventoryCost	30485000	USD
CY2019Q3	infn	Amortization Of Deferred Inventory Cost Recognized As Share Based Compensation Expense AmortizationOfDeferredInventoryCostRecognizedAsShareBasedCompensationExpense	1116000	USD
CY2018Q3	infn	Amortization Of Deferred Inventory Cost Recognized As Share Based Compensation Expense AmortizationOfDeferredInventoryCostRecognizedAsShareBasedCompensationExpense	1378000	USD
	infn	Amortization Of Deferred Inventory Cost Recognized As Share Based Compensation Expense AmortizationOfDeferredInventoryCostRecognizedAsShareBasedCompensationExpense	2834000	USD
	infn	Amortization Of Deferred Inventory Cost Recognized As Share Based Compensation Expense AmortizationOfDeferredInventoryCostRecognizedAsShareBasedCompensationExpense	3909000	USD
CY2019Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9946000	USD
CY2018Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11367000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	31706000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	34394000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1500000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3100000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-83200000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-316900000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	100000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-700000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-32500000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-81500000	USD
CY2019Q3	infn	Income Tax Provision Increase Decrease IncomeTaxProvisionIncreaseDecrease	1400000	USD
	infn	Income Tax Provision Increase Decrease IncomeTaxProvisionIncreaseDecrease	3800000	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	segment
CY2019Q3	us-gaap	Noncurrent Assets NoncurrentAssets	156570000	USD
CY2018Q4	us-gaap	Noncurrent Assets NoncurrentAssets	342820000	USD
CY2019Q2	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	44146000	USD
CY2018Q2	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	30237000	USD
CY2018Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	41021000	USD
CY2017Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	30909000	USD
CY2019Q3	us-gaap	Product Warranty Expense ProductWarrantyExpense	6591000	USD
CY2018Q3	us-gaap	Product Warranty Expense ProductWarrantyExpense	5680000	USD
	us-gaap	Product Warranty Expense ProductWarrantyExpense	17288000	USD
	us-gaap	Product Warranty Expense ProductWarrantyExpense	15203000	USD
CY2019Q3	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	6246000	USD
CY2018Q3	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	4391000	USD
	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	17835000	USD
	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	12896000	USD
CY2019Q3	us-gaap	Standard Product Warranty Accrual Preexisting Increase Decrease StandardProductWarrantyAccrualPreexistingIncreaseDecrease	-154000	USD
CY2018Q3	us-gaap	Standard Product Warranty Accrual Preexisting Increase Decrease StandardProductWarrantyAccrualPreexistingIncreaseDecrease	-1044000	USD
	us-gaap	Standard Product Warranty Accrual Preexisting Increase Decrease StandardProductWarrantyAccrualPreexistingIncreaseDecrease	3863000	USD
	us-gaap	Standard Product Warranty Accrual Preexisting Increase Decrease StandardProductWarrantyAccrualPreexistingIncreaseDecrease	-2734000	USD
CY2019Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	44337000	USD
CY2018Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	30482000	USD
CY2019Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	44337000	USD
CY2018Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	30482000	USD
CY2019Q3	infn	Outstanding Standby Letters Of Credit OutstandingStandbyLettersOfCredit	29000000.0	USD
CY2018Q4	infn	Outstanding Standby Letters Of Credit OutstandingStandbyLettersOfCredit	30000000.0	USD
CY2019Q3	infn	Outstanding Floating Charges OutstandingFloatingCharges	4700000	USD
CY2019Q3	infn	Floating Charges Held By Company FloatingChargesHeldByCompany	2200000	USD
CY2019Q3	infn	Remaining Floating Charges RemainingFloatingCharges	2500000	USD
CY2019Q3	us-gaap	Debt Instrument Collateral Amount DebtInstrumentCollateralAmount	4700000	USD
CY2018Q4	us-gaap	Debt Instrument Collateral Amount DebtInstrumentCollateralAmount	4900000	USD
CY2019Q3	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	-414000	USD
	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	817000	USD
CY2019Q3	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	510000	USD
	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1543000	USD
CY2019Q3	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	594000	USD
	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	2391000	USD
CY2019Q3	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-408000	USD
	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-1234000	USD
CY2019Q3	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-90000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	1203000	USD
	us-gaap	Loss Contingency New Claims Filed Number LossContingencyNewClaimsFiledNumber	2	petition

Files In Submission

Name	View Source	Status
0001138639-19-000128-index-headers.html	Edgar Link	pending
0001138639-19-000128-index.html	Edgar Link	pending
0001138639-19-000128.txt	Edgar Link	pending
0001138639-19-000128-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
infn-11122019exhibit101.htm	Edgar Link	pending
infn-11122019exhibit311.htm	Edgar Link	pending
infn-11122019exhibit312.htm	Edgar Link	pending
infn-11122019exhibit321.htm	Edgar Link	pending
infn-11122019x10q.htm	Edgar Link	pending
infn-11122019x10q_htm.xml	Edgar Link	completed
infn-20191112.xsd	Edgar Link	pending
infn-20191112_cal.xml	Edgar Link	unprocessable
infn-20191112_def.xml	Edgar Link	unprocessable
infn-20191112_lab.xml	Edgar Link	unprocessable
infn-20191112_pre.xml	Edgar Link	unprocessable
infncfoofferlette_img1a02.gif	Edgar Link	pending
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report.css	Edgar Link	pending
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$INFN
Infinera Corp Stock $infn

2019 Q4 Form 10-Q Financial Statement

#000113863919000128 Filed on November 12, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$INFN Infinera Corp Stock $infn

2019 Q4 Form 10-Q Financial Statement

#000113863919000128 Filed on November 12, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$INFN
Infinera Corp Stock $infn