$CMTL
COMTECH TELECOMMUNICATIONS CORP /DE/ Stock $cmtl

$cmtl Overview Financials Valuation SEC Filings Company Website

2017 Q3 Form 10-K Financial Statement

#000002319717000069 Filed on September 27, 2017

Income Statement

Concept	2017 Q3	2017	2016 Q3
Revenue	$147.8M	$550.4M	$152.4M
YoY Change	-3.03%	33.91%	96.71%
Cost Of Revenue	$87.40M	$332.2M	$90.20M
YoY Change	-3.1%	38.54%	104.54%
Gross Profit	$60.41M	$218.2M	$62.21M
YoY Change	-2.88%	27.42%	86.38%
Gross Profit Margin	40.88%	39.64%	40.82%
Selling, General & Admin	$26.50M	$116.1M	$34.10M
YoY Change	-22.29%	22.28%	111.8%
% of Gross Profit	43.87%	53.2%	54.82%
Research & Development	$13.90M	$54.26M	$14.00M
YoY Change	-0.71%	28.61%	84.21%
% of Gross Profit	23.01%	24.87%	22.51%
Depreciation & Amortization	$8.800M	$14.35M	$9.800M
YoY Change	-10.2%	46.02%	216.13%
% of Gross Profit	14.57%	6.58%	15.75%
Operating Expenses	$45.60M	$181.1M	$54.10M
YoY Change	-15.71%	5.43%	113.83%
Operating Profit	$14.81M	$37.04M	$8.106M
YoY Change	82.73%	-6530.9%	0.37%
Interest Expense	-$2.600M	$11.63M	-$4.200M
YoY Change	-38.1%	50.05%	-4300.0%
% of Operating Profit	-17.55%	31.39%	-51.81%
Other Income/Expense, Net	$100.0K	$100.0K	-$100.0K
YoY Change	-200.0%	0.0%	-200.0%
Pretax Income	$12.20M	$25.48M	$3.200M
YoY Change	281.25%	-411.05%	-60.49%
Income Tax	$4.800M	$9.654M	$500.0K
% Of Pretax Income	39.34%	37.89%	15.63%
Net Earnings	$7.314M	$15.83M	$2.702M
YoY Change	170.69%	-304.54%	-50.65%
Net Earnings / Revenue	4.95%	2.88%	1.77%
Basic Earnings Per Share		$0.68
Diluted Earnings Per Share	$0.31	$0.67	$0.14
COMMON SHARES
Basic Shares Outstanding	23.59M shares	23.43M shares
Diluted Shares Outstanding		23.49M shares

Balance Sheet

Concept	2017 Q3	2017	2016 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$41.80M	$41.80M	$66.80M
YoY Change	-37.43%	-37.43%	-55.76%
Cash & Equivalents	$41.84M	$41.80M	$66.81M
Short-Term Investments
Other Short-Term Assets	$13.60M	$13.60M	$14.50M
YoY Change	-6.21%	-6.21%	-21.62%
Inventory	$60.60M	$60.60M	$71.35M
Prepaid Expenses
Receivables	$125.0M	$125.0M	$151.0M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$241.0M	$241.0M	$303.6M
YoY Change	-20.61%	-20.62%	0.96%
LONG-TERM ASSETS
Property, Plant & Equipment	$32.85M	$32.80M	$38.67M
YoY Change	-15.05%	-15.25%	151.57%
Goodwill	$290.6M		$287.6M
YoY Change	1.05%		109.4%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$2.603M	$5.700M	$3.269M
YoY Change	-20.37%	-13.64%	742.53%
Total Long-Term Assets	$591.0M	$591.1M	$617.6M
YoY Change	-4.3%	-4.29%	256.72%
TOTAL ASSETS
Total Short-Term Assets	$241.0M	$241.0M	$303.6M
Total Long-Term Assets	$591.0M	$591.1M	$617.6M
Total Assets	$832.1M	$832.1M	$921.2M
YoY Change	-9.68%	-9.67%	94.4%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$29.40M	$29.40M	$33.46M
YoY Change	-12.13%	-12.24%	113.03%
Accrued Expenses	$68.61M	$68.90M	$98.03M
YoY Change	-30.01%	-30.68%	232.66%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$15.49M	$17.80M	$11.07M
YoY Change	40.0%	21.09%
Total Short-Term Liabilities	$144.2M	$144.2M	$184.1M
YoY Change	-21.69%	-21.67%	186.22%
LONG-TERM LIABILITIES
Long-Term Debt	$176.2M	$178.0M	$240.0M
YoY Change	-26.56%	-27.05%
Other Long-Term Liabilities	$2.655M	$12.40M	$4.105M
YoY Change	-35.32%	-3.88%	12.99%
Total Long-Term Liabilities	$178.9M	$190.4M	$244.1M
YoY Change	-26.71%	-25.89%	6618.25%
TOTAL LIABILITIES
Total Short-Term Liabilities	$144.2M	$144.2M	$184.1M
Total Long-Term Liabilities	$178.9M	$190.4M	$244.1M
Total Liabilities	$351.9M	$351.9M	$450.8M
YoY Change	-21.94%	-21.94%	522.06%
SHAREHOLDERS EQUITY
Retained Earnings	$385.1M		$383.6M
YoY Change	0.4%		-7.13%
Common Stock	$3.862M		$3.837M
YoY Change	0.65%		23.1%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$441.8M		$441.8M
YoY Change	0.0%		0.0%
Treasury Stock Shares	15.03M shares		15.03M shares
Shareholders Equity	$480.2M	$480.2M	$470.4M
YoY Change
Total Liabilities & Shareholders Equity	$832.1M	$832.1M	$921.2M
YoY Change	-9.68%	-9.67%	94.4%

Cashflow Statement

Concept	2017 Q3	2017	2016 Q3
OPERATING ACTIVITIES
Net Income	$7.314M	$15.83M	$2.702M
YoY Change	170.69%	-304.54%	-50.65%
Depreciation, Depletion And Amortization	$8.800M	$14.35M	$9.800M
YoY Change	-10.2%	46.02%	216.13%
Cash From Operating Activities	$23.00M	$66.92M	$2.700M
YoY Change	751.85%	343.89%	-80.71%
INVESTING ACTIVITIES
Capital Expenditures	-$2.000M	$8.150M	-$2.600M
YoY Change	-23.08%	43.82%	333.33%
Acquisitions		$0.00
YoY Change		-100.0%
Other Investing Activities	$0.00	$0.00	$0.00
YoY Change		-100.0%
Cash From Investing Activities	-$2.000M	-$8.150M	-$2.600M
YoY Change	-23.08%	-97.15%	333.33%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$0.00
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-38.00M	-$83.73M	-2.400M
YoY Change	1483.33%	-144.78%	-47.83%
NET CHANGE
Cash From Operating Activities	23.00M	$66.92M	2.700M
Cash From Investing Activities	-2.000M	-$8.150M	-2.600M
Cash From Financing Activities	-38.00M	-$83.73M	-2.400M
Net Change In Cash	-17.00M	-$24.96M	-2.300M
YoY Change	639.13%	-70.34%	-126.14%
FREE CASH FLOW
Cash From Operating Activities	$23.00M	$66.92M	$2.700M
Capital Expenditures	-$2.000M	$8.150M	-$2.600M
Free Cash Flow	$25.00M	$58.77M	$5.300M
YoY Change	371.7%	524.65%	-63.7%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2016Q3	cmtl	Accrued Acquisition Related Costs Current AccruedAcquisitionRelatedCostsCurrent	2119000	USD
CY2017Q3	cmtl	Accrued Acquisition Related Costs Current AccruedAcquisitionRelatedCostsCurrent	0	USD
CY2016Q3	cmtl	Accrued Commissions And Royalties Current AccruedCommissionsAndRoyaltiesCurrent	3473000	USD
CY2017Q3	cmtl	Accrued Commissions And Royalties Current AccruedCommissionsAndRoyaltiesCurrent	3600000	USD
CY2016Q3	cmtl	Accrued Contract Costs AccruedContractCosts	8348000	USD
CY2017Q3	cmtl	Accrued Contract Costs AccruedContractCosts	8644000	USD
CY2015Q3	cmtl	Accrued Deferred Financing Costs AccruedDeferredFinancingCosts	0	USD
CY2016Q3	cmtl	Accrued Deferred Financing Costs AccruedDeferredFinancingCosts	155000	USD
CY2017Q3	cmtl	Accrued Deferred Financing Costs AccruedDeferredFinancingCosts	0	USD
CY2015Q3	cmtl	Accrued Issuance Costs Related To Equity Offering AccruedIssuanceCostsRelatedToEquityOffering	0	USD
CY2016Q3	cmtl	Accrued Issuance Costs Related To Equity Offering AccruedIssuanceCostsRelatedToEquityOffering	636000	USD
CY2017Q3	cmtl	Accrued Issuance Costs Related To Equity Offering AccruedIssuanceCostsRelatedToEquityOffering	0	USD
CY2017Q3	cmtl	Aggregate Registered Amount Available For Sale Of Securities Under Shelf Registration Statement AggregateRegisteredAmountAvailableForSaleOfSecuritiesUnderShelfRegistrationStatement	74970000	USD
CY2008Q3	cmtl	Business Acquisition Restructuring Cost Total Estimated Cost BusinessAcquisitionRestructuringCostTotalEstimatedCost	2713000	USD
CY2016Q3	cmtl	Business Acquisition Restructuring Costs Facility Related Exit Costs BusinessAcquisitionRestructuringCostsFacilityRelatedExitCosts	3327000	USD
CY2017Q3	cmtl	Business Acquisition Restructuring Costs Facility Related Exit Costs BusinessAcquisitionRestructuringCostsFacilityRelatedExitCosts	1941000	USD
CY2008Q3	cmtl	Business Acquisition Restructuring Costs Facility Related Exit Costs BusinessAcquisitionRestructuringCostsFacilityRelatedExitCosts	2100000	USD
CY2008Q3	cmtl	Business Acquisition Restructuring Costs Gross Estimated Sublease Income Related To Facility Exit Costs BusinessAcquisitionRestructuringCostsGrossEstimatedSubleaseIncomeRelatedToFacilityExitCosts	8600000	USD
CY2008Q3	cmtl	Business Acquisition Restructuring Costs Severance Costs BusinessAcquisitionRestructuringCostsSeveranceCosts	613000	USD
CY2008Q3	cmtl	Business Acquisition Restructuring Costs Total Gross Noncancellable Lease Obligations Related To Facility Exit Costs BusinessAcquisitionRestructuringCostsTotalGrossNoncancellableLeaseObligationsRelatedToFacilityExitCosts	12741000	USD
CY2015	cmtl	Business Combination Change In Fair Value Of Contingent Liability BusinessCombinationChangeInFairValueOfContingentLiability	0	USD
CY2016	cmtl	Business Combination Change In Fair Value Of Contingent Liability BusinessCombinationChangeInFairValueOfContingentLiability	-359000	USD
CY2017	cmtl	Business Combination Change In Fair Value Of Contingent Liability BusinessCombinationChangeInFairValueOfContingentLiability	0	USD
CY2017Q3	cmtl	Capital Leases Weighted Average Interest Rate CapitalLeasesWeightedAverageInterestRate	0.0560
CY2017Q3	cmtl	Capitalleaseassetsamountofbuyoutoptionperunit Capitalleaseassetsamountofbuyoutoptionperunit	1	USD
CY2015	cmtl	Cash Dividend Declared Including Accrual Of Dividend Equivalents CashDividendDeclaredIncludingAccrualOfDividendEquivalents	5164000	USD
CY2016	cmtl	Cash Dividend Declared Including Accrual Of Dividend Equivalents CashDividendDeclaredIncludingAccrualOfDividendEquivalents	7462000	USD
CY2017	cmtl	Cash Dividend Declared Including Accrual Of Dividend Equivalents CashDividendDeclaredIncludingAccrualOfDividendEquivalents	2616000	USD
CY2017Q3	cmtl	Commercial Letters Of Credit Outstanding Amount CommercialLettersOfCreditOutstandingAmount	0	USD
CY2016Q3	cmtl	Deferred Tax Assets Acquisition Related Contingent Liabilities DeferredTaxAssetsAcquisitionRelatedContingentLiabilities	12929000	USD
CY2017Q3	cmtl	Deferred Tax Assets Acquisition Related Contingent Liabilities DeferredTaxAssetsAcquisitionRelatedContingentLiabilities	4687000	USD
CY2016Q3	cmtl	Deferred Tax Assets Inventory And Warranty Reserves DeferredTaxAssetsInventoryAndWarrantyReserves	8383000	USD
CY2017Q3	cmtl	Deferred Tax Assets Inventory And Warranty Reserves DeferredTaxAssetsInventoryAndWarrantyReserves	7854000	USD
CY2016Q3	cmtl	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation And Commissions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensationAndCommissions	5842000	USD
CY2017Q3	cmtl	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation And Commissions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensationAndCommissions	3807000	USD
CY2015	cmtl	Earnings Loss Before Interest Taxes Depreciation And Amortization EarningsLossBeforeInterestTaxesDepreciationAndAmortization	51761000	USD
CY2016	cmtl	Earnings Loss Before Interest Taxes Depreciation And Amortization EarningsLossBeforeInterestTaxesDepreciationAndAmortization	48062000	USD
CY2017	cmtl	Earnings Loss Before Interest Taxes Depreciation And Amortization EarningsLossBeforeInterestTaxesDepreciationAndAmortization	70705000	USD
CY2015	cmtl	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount	148000	USD
CY2016	cmtl	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount	28000	USD
CY2017	cmtl	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount	82000	USD
CY2017Q3	cmtl	Estimated Forfeitures Related To Total Unrecognized Stock Based Compensation Cost EstimatedForfeituresRelatedToTotalUnrecognizedStockBasedCompensationCost	759000	USD
CY2015	cmtl	Excess Tax Benefit From Exercised Share Based Compensation Financing Activities ExcessTaxBenefitFromExercisedShareBasedCompensationFinancingActivities	148000	USD
CY2016	cmtl	Excess Tax Benefit From Exercised Share Based Compensation Financing Activities ExcessTaxBenefitFromExercisedShareBasedCompensationFinancingActivities	28000	USD
CY2017	cmtl	Excess Tax Benefit From Exercised Share Based Compensation Financing Activities ExcessTaxBenefitFromExercisedShareBasedCompensationFinancingActivities	82000	USD
CY2015	cmtl	Expenses Related To Strategic Alternatives Analysis ExpensesRelatedToStrategicAlternativesAnalysis	585000	USD
CY2017Q3	cmtl	Future Minimum Taxable Income To Fully Utilize Net Deferred Tax Asset FutureMinimumTaxableIncomeToFullyUtilizeNetDeferredTaxAsset	169100000	USD
CY2016Q3	cmtl	Inventory Directly Related To Long Term Contracts InventoryDirectlyRelatedToLongTermContracts	2896000	USD
CY2017Q3	cmtl	Inventory Directly Related To Long Term Contracts InventoryDirectlyRelatedToLongTermContracts	2148000	USD
CY2016Q3	cmtl	Inventory Related To Contracts From Third Party Commercial Customers Who Outsource Their Manufacturing To Company InventoryRelatedToContractsFromThirdPartyCommercialCustomersWhoOutsourceTheirManufacturingToCompany	1428000	USD
CY2017Q3	cmtl	Inventory Related To Contracts From Third Party Commercial Customers Who Outsource Their Manufacturing To Company InventoryRelatedToContractsFromThirdPartyCommercialCustomersWhoOutsourceTheirManufacturingToCompany	1718000	USD
CY2015	cmtl	Investment Interest Income Interestand Other Expense InvestmentInterestIncomeInterestandOtherExpense	-405000	USD
CY2016	cmtl	Investment Interest Income Interestand Other Expense InvestmentInterestIncomeInterestandOtherExpense	-134000	USD
CY2017	cmtl	Investment Interest Income Interestand Other Expense InvestmentInterestIncomeInterestandOtherExpense	-68000	USD
CY2015	cmtl	Issuance Of Restricted Stock Awards IssuanceOfRestrictedStockAwards	0	USD
CY2016	cmtl	Issuance Of Restricted Stock Awards IssuanceOfRestrictedStockAwards	0	USD
CY2017	cmtl	Issuance Of Restricted Stock Awards IssuanceOfRestrictedStockAwards	14000	USD
CY2016	cmtl	Long Lived Assets Acquired Including Property Plant And Equipment Intangible Assets And Goodwill LongLivedAssetsAcquiredIncludingPropertyPlantAndEquipmentIntangibleAssetsAndGoodwill	455084000	USD
CY2017	cmtl	Measurement Of Uncertain Tax Position Percentage That Likelihood Of Tax Benefit Being Realized Upon Ultimate Settlement Must Be Greater Than MeasurementOfUncertainTaxPositionPercentageThatLikelihoodOfTaxBenefitBeingRealizedUponUltimateSettlementMustBeGreaterThan	0.50
CY2017	cmtl	Minimum Coverage Period Of Product Warranty From Date Of Shipment MinimumCoveragePeriodOfProductWarrantyFromDateOfShipment	P1Y
CY2015	cmtl	Net Reduction To Apic And Accumulated Hypothetical Tax Benefits NetReductionToAPICAndAccumulatedHypotheticalTaxBenefits	354000	USD
CY2016	cmtl	Net Reduction To Apic And Accumulated Hypothetical Tax Benefits NetReductionToAPICAndAccumulatedHypotheticalTaxBenefits	283000	USD
CY2017	cmtl	Net Reduction To Apic And Accumulated Hypothetical Tax Benefits NetReductionToAPICAndAccumulatedHypotheticalTaxBenefits	670000	USD
CY2017	cmtl	Net Sales From Cost Reimbursable Contracts As A Percentageof Consolidated U.S.Government Net Sales NetSalesFromCostReimbursableContractsAsAPercentageofConsolidatedU.S.GovernmentNetSales	0.248
CY2017	cmtl	Net Sales From Firm Fixed Price Contracts As A Percentage Of Consolidated U.S.Government Net Sales NetSalesFromFirmFixedPriceContractsAsAPercentageOfConsolidatedU.S.GovernmentNetSales	0.752
	cmtl	Restructuring And Related Costs Interest Accreted On Facility Related Exit Costs RestructuringAndRelatedCostsInterestAccretedOnFacilityRelatedExitCosts	1829000	USD
CY2015	cmtl	Restructuring And Related Costs Interest Accreted On Facility Related Exit Costs RestructuringAndRelatedCostsInterestAccretedOnFacilityRelatedExitCosts	279000	USD
CY2016	cmtl	Restructuring And Related Costs Interest Accreted On Facility Related Exit Costs RestructuringAndRelatedCostsInterestAccretedOnFacilityRelatedExitCosts	278000	USD
CY2017	cmtl	Restructuring And Related Costs Interest Accreted On Facility Related Exit Costs RestructuringAndRelatedCostsInterestAccretedOnFacilityRelatedExitCosts	189000	USD
CY2017Q3	cmtl	Restructuring And Related Costs Interest To Be Accreted In Future Periods RestructuringAndRelatedCostsInterestToBeAccretedInFuturePeriods	212000	USD
CY2008Q3	cmtl	Restructuring And Related Costs Total Interest To Be Accreted RestructuringAndRelatedCostsTotalInterestToBeAccreted	2041000	USD
CY2008Q3	cmtl	Restructuring And Related Costs Total Net Expected Cost RestructuringAndRelatedCostsTotalNetExpectedCost	4141000	USD
CY2017Q3	cmtl	Restructuring And Related Costs Total Net Expected Costs To Be Paid In Future Periods RestructuringAndRelatedCostsTotalNetExpectedCostsToBePaidInFuturePeriods	2153000	USD
	cmtl	Restructuring Reserve Cash Payments Made RestructuringReserveCashPaymentsMade	10588000	USD
CY2017	cmtl	Restructuring Reserve Cash Payments Made RestructuringReserveCashPaymentsMade	1575000	USD
	cmtl	Restructuring Reserve Cash Payments Received RestructuringReserveCashPaymentsReceived	8600000	USD
CY2015	cmtl	Reversal Of Deferred Tax Assets Associated With Expired Equity Classified Stock Based Awards ReversalOfDeferredTaxAssetsAssociatedWithExpiredEquityClassifiedStockBasedAwards	13000	USD
CY2016	cmtl	Reversal Of Deferred Tax Assets Associated With Expired Equity Classified Stock Based Awards ReversalOfDeferredTaxAssetsAssociatedWithExpiredEquityClassifiedStockBasedAwards	256000	USD
CY2017	cmtl	Reversal Of Deferred Tax Assets Associated With Expired Equity Classified Stock Based Awards ReversalOfDeferredTaxAssetsAssociatedWithExpiredEquityClassifiedStockBasedAwards	422000	USD
CY2015	cmtl	Settlement Of Intellectual Property Litigation SettlementOfIntellectualPropertyLitigation	0	USD
CY2016	cmtl	Settlement Of Intellectual Property Litigation SettlementOfIntellectualPropertyLitigation	0	USD
CY2017	cmtl	Settlement Of Intellectual Property Litigation SettlementOfIntellectualPropertyLitigation	-12020000	USD
CY2017Q3	cmtl	Shared Based Awards Hypothetical Tax Benefit Additional Paid In Capital Pool SharedBasedAwardsHypotheticalTaxBenefitAdditionalPaidInCapitalPool	16267000	USD
CY2016Q3	cmtl	Stock Based Compensation Cost Capitalized In Ending Inventory StockBasedCompensationCostCapitalizedInEndingInventory	51000	USD
CY2017Q3	cmtl	Stock Based Compensation Cost Capitalized In Ending Inventory StockBasedCompensationCostCapitalizedInEndingInventory	12000	USD
CY2016	cmtl	Stock Issuance Costs StockIssuanceCosts	1112000	USD
CY2017Q2	cmtl	Targeted Quarterly Dividend Per Share TargetedQuarterlyDividendPerShare	0.10
CY2015	cmtl	Tax Benefit Initially Recognized Related To Settled Stock Based Awards TaxBenefitInitiallyRecognizedRelatedToSettledStockBasedAwards	960000	USD
CY2016	cmtl	Tax Benefit Initially Recognized Related To Settled Stock Based Awards TaxBenefitInitiallyRecognizedRelatedToSettledStockBasedAwards	168000	USD
CY2017	cmtl	Tax Benefit Initially Recognized Related To Settled Stock Based Awards TaxBenefitInitiallyRecognizedRelatedToSettledStockBasedAwards	290000	USD
CY2016Q3	cmtl	Unrecognized Tax Benefits Including Interest UnrecognizedTaxBenefitsIncludingInterest	9171000	USD
CY2017Q3	cmtl	Unrecognized Tax Benefits Including Interest UnrecognizedTaxBenefitsIncludingInterest	8681000	USD
CY2015	cmtl	Weighted Average Performance Shares Outstanding During The Period That Are Excludedfrom Eps Calculation WeightedAveragePerformanceSharesOutstandingDuringThePeriodThatAreExcludedfromEPSCalculation	119000	shares
CY2016	cmtl	Weighted Average Performance Shares Outstanding During The Period That Are Excludedfrom Eps Calculation WeightedAveragePerformanceSharesOutstandingDuringThePeriodThatAreExcludedfromEPSCalculation	147000	shares
CY2017	cmtl	Weighted Average Performance Shares Outstanding During The Period That Are Excludedfrom Eps Calculation WeightedAveragePerformanceSharesOutstandingDuringThePeriodThatAreExcludedfromEPSCalculation	228000	shares
CY2017	dei	Amendment Flag AmendmentFlag	false
CY2017	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--07-31
CY2017	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2017	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
CY2017	dei	Document Period End Date DocumentPeriodEndDate	2017-07-31
CY2017	dei	Document Type DocumentType	10-K
CY2017	dei	Entity Central Index Key EntityCentralIndexKey	0000023197
CY2017Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	23585941	shares
CY2017	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2017Q1	dei	Entity Public Float EntityPublicFloat	247917000	USD
CY2017	dei	Entity Registrant Name EntityRegistrantName	COMTECH TELECOMMUNICATIONS CORP /DE/
CY2017	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2017	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2016Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	33462000	USD
CY2017Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	29402000	USD
CY2016Q3	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	151996000	USD
CY2017Q3	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	126262000	USD
CY2016Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	150967000	USD
CY2017Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	124962000	USD
CY2016Q3	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	2992000	USD
CY2017Q3	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	2515000	USD
CY2016Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	98034000	USD
CY2017Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	68610000	USD
CY2016Q3	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	32469000	USD
CY2017Q3	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	8402000	USD
CY2016Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	112712000	USD
CY2017Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	127236000	USD
CY2016Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	524797000	USD
CY2017Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	533001000	USD
CY2015	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-341000	USD
CY2016	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-27000	USD
CY2017	us-gaap	Adjustment To Additional Paid In Capital Income Tax Effect From Share Based Compensation Net AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	-248000	USD
CY2015	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	473000	USD
CY2016	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	105000	USD
CY2017	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	262000	USD
CY2015	us-gaap	Adjustments To Additional Paid In Capital Convertible Debt With Conversion Feature AdjustmentsToAdditionalPaidInCapitalConvertibleDebtWithConversionFeature	-58000	USD
CY2015	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4387000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4076000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	8467000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	959000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4363000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4117000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	8506000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	2840000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	2683000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	5441000	USD
CY2016Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1029000	USD
CY2017Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1300000	USD
CY2015	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	65000	USD
CY2016	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	795000	USD
CY2017	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1977000	USD
CY2015	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6211000	USD
CY2016	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	13415000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	22823000	USD
CY2015Q3	us-gaap	Assets Assets	473877000	USD
CY2016Q3	us-gaap	Assets Assets	921196000	USD
CY2017Q3	us-gaap	Assets Assets	832063000	USD
CY2016Q3	us-gaap	Assets Current AssetsCurrent	303639000	USD
CY2017Q3	us-gaap	Assets Current AssetsCurrent	241044000	USD
CY2015	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2016	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	21276000	USD
CY2017	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2016Q3	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	3592000	USD
CY2017Q3	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	2309000	USD
CY2015	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	0	USD
CY2016	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	373000	USD
CY2017	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	68000	USD
CY2016Q3	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	4021000	USD
CY2017Q3	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	1771000	USD
CY2016Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.10
CY2016Q3	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	8698000	USD
CY2017Q3	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	5419000	USD
CY2017Q3	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	4304000	USD
CY2017Q3	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	2494000	USD
CY2017Q3	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	0	USD
CY2017Q3	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	318000	USD
CY2017Q3	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	1492000	USD
CY2017Q3	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	224000	USD
CY2017Q3	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	4080000	USD
CY2014Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	154500000	USD
CY2015Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	150953000	USD
CY2016Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	66805000	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	41844000	USD
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-3547000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-84148000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-24961000	USD
CY2016Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.300
CY2017Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.10
CY2015	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.20
CY2016	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.20
CY2017	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.60
CY2016Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.10
CY2017Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.10
CY2016Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2017Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2016Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	38367997	shares
CY2017Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	38619467	shares
CY2016Q3	us-gaap	Common Stock Value CommonStockValue	3837000	USD
CY2017Q3	us-gaap	Common Stock Value CommonStockValue	3862000	USD
CY2015	us-gaap	Cost Of Revenue CostOfRevenue	168405000	USD
CY2016	us-gaap	Cost Of Revenue CostOfRevenue	239767000	USD
CY2017	us-gaap	Cost Of Revenue CostOfRevenue	332183000	USD
CY2015	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	12367000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2297000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-441000	USD
CY2015	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	-173000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	81000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	413000	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	931000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	408000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	608000	USD
CY2016Q3	us-gaap	Customer Advances And Deposits Current CustomerAdvancesAndDepositsCurrent	29665000	USD
CY2017Q3	us-gaap	Customer Advances And Deposits Current CustomerAdvancesAndDepositsCurrent	25771000	USD
CY2016Q3	us-gaap	Customer Advances Or Deposits Noncurrent CustomerAdvancesOrDepositsNoncurrent	5764000	USD
CY2017Q3	us-gaap	Customer Advances Or Deposits Noncurrent CustomerAdvancesOrDepositsNoncurrent	7227000	USD
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2342000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2930000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	8399000	USD
CY2016Q3	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	3309000	USD
CY2017Q3	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	3065000	USD
CY2015	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	16000	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-2365000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-3241000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	9056000	USD
CY2016Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	86080000	USD
CY2017Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	80370000	USD
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-25000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-310000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	659000	USD
CY2016Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	76282000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	63064000	USD
CY2016Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	25760000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	19880000	USD
CY2016Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	10885000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	11416000	USD
CY2016Q3	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	16364000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	16286000	USD
CY2016Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	5743000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	7767000	USD
CY2016Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	9624000	USD
CY2017Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	8633000	USD
CY2016Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	9798000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	17306000	USD
CY2016Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	84198000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	79061000	USD
CY2016Q3	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	9798000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	17306000	USD
CY2016Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1882000	USD
CY2017Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1309000	USD
CY2015	us-gaap	Depreciation Depreciation	6525000	USD
CY2016	us-gaap	Depreciation Depreciation	9830000	USD
CY2017	us-gaap	Depreciation Depreciation	14354000	USD
CY2015	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	19406000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	21549000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	14034000	USD
CY2016Q4	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.30
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.42
CY2015Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.09
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.15
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.89
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.14
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.46
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.11
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.19
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.002
CY2016Q4	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.10
CY2016Q4	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.1
CY2017Q1	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.1
CY2017Q2	us-gaap	Dividends Payable Amount Per Share DividendsPayableAmountPerShare	0.1
CY2016Q3	us-gaap	Dividends Payable Current DividendsPayableCurrent	7005000	USD
CY2017Q3	us-gaap	Dividends Payable Current DividendsPayableCurrent	2343000	USD
CY2015	us-gaap	Dividends Share Based Compensation Cash DividendsShareBasedCompensationCash	224000	USD
CY2016	us-gaap	Dividends Share Based Compensation Cash DividendsShareBasedCompensationCash	155000	USD
CY2017	us-gaap	Dividends Share Based Compensation Cash DividendsShareBasedCompensationCash	273000	USD
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.43
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.46
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.68
CY2014Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.32
CY2015Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.46
CY2015Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.30
CY2015Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.34
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.31
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.67
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.316
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.055
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.379
CY2015	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.030
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	-0.024
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.011
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.011
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.035
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.006
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0.000
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	-0.156
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0.000
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.008
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.003
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.007
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.012
CY2017Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	16196000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	17155000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.030
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.021
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.003
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.049
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies Domestic EffectiveIncomeTaxRateReconciliationTaxContingenciesDomestic	0.000
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies Domestic EffectiveIncomeTaxRateReconciliationTaxContingenciesDomestic	-0.240
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Contingencies Domestic EffectiveIncomeTaxRateReconciliationTaxContingenciesDomestic	0.000
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.023
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.135
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.036
CY2016Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	23394000	USD
CY2017Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	19622000	USD
CY2017Q3	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	6569000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y8M12D
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	1523000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	1434000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3065000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	1108000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	196000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	372000	USD
CY2015	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	148000	USD
CY2016	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	28000	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	82000	USD
CY2015	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	148000	USD
CY2016	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	28000	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	82000	USD
CY2016Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	76401000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	99224000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	21075000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	14955000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	17155000	USD
CY2016Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	361095000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	361095000	USD
CY2016Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	284694000	USD
CY2017Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	261871000	USD
CY2015	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-3000	USD
CY2016	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	21000	USD
CY2017	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	126000	USD
CY2016Q3	us-gaap	Goodwill Goodwill	287618000	USD
CY2017Q3	us-gaap	Goodwill Goodwill	290633000	USD
CY2017	us-gaap	Goodwill Period Increase Decrease GoodwillPeriodIncreaseDecrease	3015000	USD
CY2014Q4	us-gaap	Gross Profit GrossProfit	35325000	USD
CY2015Q1	us-gaap	Gross Profit GrossProfit	37875000	USD
CY2015Q2	us-gaap	Gross Profit GrossProfit	32308000	USD
CY2015Q3	us-gaap	Gross Profit GrossProfit	33376000	USD
CY2015	us-gaap	Gross Profit GrossProfit	138884000	USD
CY2015Q4	us-gaap	Gross Profit GrossProfit	28202000	USD
CY2016Q1	us-gaap	Gross Profit GrossProfit	29438000	USD
CY2016Q2	us-gaap	Gross Profit GrossProfit	51391000	USD
CY2016Q3	us-gaap	Gross Profit GrossProfit	62206000	USD
CY2016	us-gaap	Gross Profit GrossProfit	171237000	USD
CY2016Q4	us-gaap	Gross Profit GrossProfit	52108000	USD
CY2017Q1	us-gaap	Gross Profit GrossProfit	53204000	USD
CY2017Q2	us-gaap	Gross Profit GrossProfit	52461000	USD
CY2017Q3	us-gaap	Gross Profit GrossProfit	60412000	USD
CY2017	us-gaap	Gross Profit GrossProfit	218185000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	33425000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-7666000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	23732000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	34003000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-8192000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	25481000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	578000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-526000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	1749000	USD
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10758000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-454000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9654000	USD
CY2015	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	1030000	USD
CY2016	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	198000	USD
CY2017	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	269000	USD
CY2015	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-372000	USD
CY2016	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	289000	USD
CY2017	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-151000	USD
CY2015	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	11901000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-2867000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	8919000	USD
CY2015	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	0	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	1279000	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Other IncomeTaxReconciliationNondeductibleExpenseOther	0	USD
CY2015	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	86000	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	68000	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	78000	USD
CY2015	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	246000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	96000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	739000	USD
CY2015	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	720000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	23000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1257000	USD
CY2015	us-gaap	Income Tax Reconciliation Tax Contingencies Domestic IncomeTaxReconciliationTaxContingenciesDomestic	0	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Contingencies Domestic IncomeTaxReconciliationTaxContingenciesDomestic	1962000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Contingencies Domestic IncomeTaxReconciliationTaxContingenciesDomestic	0	USD
CY2015	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	793000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	1106000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	919000	USD
CY2015	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	11441000	USD
CY2016	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	3678000	USD
CY2017	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-758000	USD
CY2015	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-3194000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-1255000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-4472000	USD
CY2015	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	15132000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-5806000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-25508000	USD
CY2015	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	1662000	USD
CY2016	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-892000	USD
CY2017	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	1355000	USD
CY2015	us-gaap	Increase Decrease In Customer Advances And Deposits IncreaseDecreaseInCustomerAdvancesAndDeposits	1631000	USD
CY2016	us-gaap	Increase Decrease In Customer Advances And Deposits IncreaseDecreaseInCustomerAdvancesAndDeposits	-6397000	USD
CY2017	us-gaap	Increase Decrease In Customer Advances And Deposits IncreaseDecreaseInCustomerAdvancesAndDeposits	-2431000	USD
CY2015	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-29000	USD
CY2016	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	1292000	USD
CY2017	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-1039000	USD
CY2015	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3446000	USD
CY2016	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-8280000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-7812000	USD
CY2015	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-815000	USD
CY2016	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-13465000	USD
CY2017	us-gaap	Increase Decrease In Other Accounts Payable And Accrued Liabilities IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities	-22058000	USD
CY2015	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	39000	USD
CY2016	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	86000	USD
CY2017	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	-666000	USD
CY2015	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-931000	USD
CY2016	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-882000	USD
CY2017	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-1442000	USD
CY2015	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-543000	USD
CY2016	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2112000	USD
CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	956000	USD
CY2015	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	215000	shares
CY2016	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2017	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	56000	shares
CY2015	us-gaap	Interest Expense InterestExpense	479000	USD
CY2016	us-gaap	Interest Expense InterestExpense	7750000	USD
CY2017	us-gaap	Interest Expense InterestExpense	11629000	USD
CY2015	us-gaap	Interest Paid InterestPaid	117000	USD
CY2017	us-gaap	Interest Paid InterestPaid	10424000	USD
CY2016	us-gaap	Interest Paid InterestPaid	5307000	USD
CY2016Q3	us-gaap	Liabilities Current LiabilitiesCurrent	184146000	USD
CY2017Q3	us-gaap	Liabilities Current LiabilitiesCurrent	144211000	USD
CY2017	us-gaap	Investment Income Interest InvestmentIncomeInterest	68000	USD
CY2017Q3	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	3850000	USD
CY2016Q3	us-gaap	Liabilities Liabilities	450795000	USD
CY2017Q3	us-gaap	Liabilities Liabilities	351913000	USD
CY2016Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	921196000	USD
CY2017Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	832063000	USD
CY2016Q3	us-gaap	Interest Payable Current InterestPayableCurrent	1321000	USD
CY2017Q3	us-gaap	Interest Payable Current InterestPayableCurrent	282000	USD
CY2016Q3	us-gaap	Inventory Finished Goods And Work In Process InventoryFinishedGoodsAndWorkInProcess	32829000	USD
CY2017Q3	us-gaap	Inventory Finished Goods And Work In Process InventoryFinishedGoodsAndWorkInProcess	26053000	USD
CY2016Q3	us-gaap	Inventory Gross InventoryGross	87552000	USD
CY2017Q3	us-gaap	Inventory Gross InventoryGross	76622000	USD
CY2016Q3	us-gaap	Inventory Net InventoryNet	71354000	USD
CY2017Q3	us-gaap	Inventory Net InventoryNet	60603000	USD
CY2016Q3	us-gaap	Inventory Raw Materials InventoryRawMaterials	54723000	USD
CY2017Q3	us-gaap	Inventory Raw Materials InventoryRawMaterials	50569000	USD
CY2016Q3	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	16198000	USD
CY2017Q3	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	16019000	USD
CY2015	us-gaap	Inventory Write Down InventoryWriteDown	2813000	USD
CY2016	us-gaap	Inventory Write Down InventoryWriteDown	2780000	USD
CY2017	us-gaap	Inventory Write Down InventoryWriteDown	2900000	USD
CY2015	us-gaap	Investment Income Interest InvestmentIncomeInterest	405000	USD
CY2016	us-gaap	Investment Income Interest InvestmentIncomeInterest	134000	USD
CY2016Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	11067000	USD
CY2017Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	15494000	USD
CY2016Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	239969000	USD
CY2017Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	176228000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-21911000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	187084000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-83466000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-3362000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-286202000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-8150000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	21726000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	14970000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	66655000	USD
CY2014Q4	us-gaap	Net Income Loss NetIncomeLoss	5225000	USD
CY2015Q1	us-gaap	Net Income Loss NetIncomeLoss	7585000	USD
CY2015Q2	us-gaap	Net Income Loss NetIncomeLoss	4960000	USD
CY2015Q3	us-gaap	Net Income Loss NetIncomeLoss	5475000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	23245000	USD
CY2015Q4	us-gaap	Net Income Loss NetIncomeLoss	1439000	USD
CY2016Q1	us-gaap	Net Income Loss NetIncomeLoss	2476000	USD
CY2016Q2	us-gaap	Net Income Loss NetIncomeLoss	-14355000	USD
CY2016Q3	us-gaap	Net Income Loss NetIncomeLoss	2702000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	-7738000	USD
CY2016Q4	us-gaap	Net Income Loss NetIncomeLoss	-2489000	USD
CY2016	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	346000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	1221000	USD
CY2017	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	operating_segment
CY2017	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	operating_segment
CY2015	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	4989000	USD
CY2016	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2017Q1	us-gaap	Net Income Loss NetIncomeLoss	6585000	USD
CY2015	us-gaap	Operating Expenses OperatingExpenses	104807000	USD
CY2016	us-gaap	Operating Expenses OperatingExpenses	171813000	USD
CY2015	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2016	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	9464000	USD
CY2017	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1085000	USD
CY2015	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	19426000	USD
CY2016	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	19406000	USD
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	18872000	USD
CY2017	us-gaap	Operating Expenses OperatingExpenses	181143000	USD
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	34077000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	-576000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	37042000	USD
CY2017Q3	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	45622000	USD
CY2017Q3	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	12374000	USD
CY2017Q3	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	4222000	USD
CY2017Q3	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	5316000	USD
CY2017Q3	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	6742000	USD
CY2017Q3	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	9114000	USD
CY2017Q3	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	7854000	USD
CY2015	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	5363000	USD
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	9100000	USD
CY2015	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	0	USD
CY2016	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	476000	USD
CY2017	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	626000	USD
CY2017Q2	us-gaap	Net Income Loss NetIncomeLoss	4417000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	7314000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	15827000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	23245000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-7738000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	15827000	USD
CY2015	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	0	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	13270000	USD
CY2016Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	12869000	USD
CY2017Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	10725000	USD
CY2016Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	3269000	USD
CY2017Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	2603000	USD
CY2016Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	4105000	USD
CY2017Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	2655000	USD
CY2015	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2016	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	280535000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2015	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3362000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	5667000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	8150000	USD
CY2016Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.10
CY2017Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.10
CY2016Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	2000000	shares
CY2017Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	2000000	shares
CY2016Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2016Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2017Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2016Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	14513000	USD
CY2017Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	13635000	USD
CY2015	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	0	USD
CY2016	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	250000000	USD
CY2017	us-gaap	Proceeds From Issuance Of Secured Debt ProceedsFromIssuanceOfSecuredDebt	0	USD
CY2016Q2	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	95029000	USD
CY2015	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	0	USD
CY2016	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	95029000	USD
CY2017	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	0	USD
CY2015	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	0	USD
CY2016	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	83904000	USD
CY2017	us-gaap	Proceeds From Repayments Of Lines Of Credit ProceedsFromRepaymentsOfLinesOfCredit	-26500000	USD
CY2015	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1439000	USD
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	USD
CY2015	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	917000	USD
CY2016	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	676000	USD
CY2017	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	694000	USD
CY2016	us-gaap	Product Warranty Accrual Additions From Business Acquisition ProductWarrantyAccrualAdditionsFromBusinessAcquisition	7419000	USD
CY2017	us-gaap	Product Warranty Accrual Additions From Business Acquisition ProductWarrantyAccrualAdditionsFromBusinessAcquisition	4200000	USD
CY2015Q3	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	8638000	USD
CY2016Q3	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	15362000	USD
CY2017Q3	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	17617000	USD
CY2016	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	4959000	USD
CY2017	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	7339000	USD
CY2016	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	4264000	USD
CY2017	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	5394000	USD
CY2016Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	151379000	USD
CY2017Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	160083000	USD
CY2016Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	38667000	USD
CY2017Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	32847000	USD
CY2015	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	764000	USD
CY2016	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	907000	USD
CY2017	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	497000	USD
CY2015	us-gaap	Repayments Of Assumed Debt RepaymentsOfAssumedDebt	0	USD
CY2016	us-gaap	Repayments Of Assumed Debt RepaymentsOfAssumedDebt	134101000	USD
CY2017	us-gaap	Repayments Of Assumed Debt RepaymentsOfAssumedDebt	0	USD
CY2015	us-gaap	Repayments Of Debt And Capital Lease Obligations RepaymentsOfDebtAndCapitalLeaseObligations	0	USD
CY2016	us-gaap	Repayments Of Debt And Capital Lease Obligations RepaymentsOfDebtAndCapitalLeaseObligations	1753000	USD
CY2015	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	35916000	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	42190000	USD
CY2017	us-gaap	Repayments Of Debt And Capital Lease Obligations RepaymentsOfDebtAndCapitalLeaseObligations	3592000	USD
CY2015	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	0	USD
CY2016	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	77353000	USD
CY2017	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	33567000	USD
CY2015	us-gaap	Research And Development Arrangement Contract To Perform For Others Compensation Earned ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned	9229000	USD
CY2016	us-gaap	Research And Development Arrangement Contract To Perform For Others Compensation Earned ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned	17432000	USD
CY2017	us-gaap	Research And Development Arrangement Contract To Perform For Others Compensation Earned ResearchAndDevelopmentArrangementContractToPerformForOthersCompensationEarned	27050000	USD
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	54260000	USD
CY2017Q3	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	1535000	USD
CY2017	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	694000	USD
CY2016	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	94070000	USD
CY2017Q3	us-gaap	Stockholders Equity Before Treasury Stock StockholdersEquityBeforeTreasuryStock	921999000	USD
CY2014Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	396925000	USD
CY2015Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	401409000	USD
CY2016Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	470401000	USD
CY2017Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	480150000	USD
CY2016Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	15033317	shares
CY2017Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	15033317	shares
CY2017Q3	us-gaap	Restructuring Reserve Noncurrent RestructuringReserveNoncurrent	406000	USD
CY2016Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	383616000	USD
CY2017Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	385136000	USD
CY2016Q2	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	14
CY2014Q4	us-gaap	Sales Revenue Net SalesRevenueNet	76391000	USD
CY2015Q1	us-gaap	Sales Revenue Net SalesRevenueNet	81802000	USD
CY2015Q2	us-gaap	Sales Revenue Net SalesRevenueNet	71633000	USD
CY2015Q3	us-gaap	Sales Revenue Net SalesRevenueNet	77463000	USD
CY2015	us-gaap	Sales Revenue Net SalesRevenueNet	307289000	USD
CY2015Q4	us-gaap	Sales Revenue Net SalesRevenueNet	64117000	USD
CY2016Q1	us-gaap	Sales Revenue Net SalesRevenueNet	70323000	USD
CY2016Q2	us-gaap	Sales Revenue Net SalesRevenueNet	124187000	USD
CY2016Q3	us-gaap	Sales Revenue Net SalesRevenueNet	152377000	USD
CY2016	us-gaap	Sales Revenue Net SalesRevenueNet	411004000	USD
CY2016Q4	us-gaap	Sales Revenue Net SalesRevenueNet	135786000	USD
CY2017Q1	us-gaap	Sales Revenue Net SalesRevenueNet	139028000	USD
CY2017Q2	us-gaap	Sales Revenue Net SalesRevenueNet	127792000	USD
CY2017Q3	us-gaap	Sales Revenue Net SalesRevenueNet	147762000	USD
CY2017	us-gaap	Sales Revenue Net SalesRevenueNet	550368000	USD
CY2015	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	62680000	USD
CY2016	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	94932000	USD
CY2017	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	116080000	USD
CY2016Q2	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	7145000	shares
CY2015	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	917000	USD
CY2016	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	676000	USD
CY2017	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2015	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1439000	USD
CY2017Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	100000000	USD
CY2017Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	8664000	USD
CY2016Q3	us-gaap	Stockholders Equity StockholdersEquity	470401000	USD
CY2017Q3	us-gaap	Stockholders Equity StockholdersEquity	480150000	USD
CY2016Q3	us-gaap	Stockholders Equity Before Treasury Stock StockholdersEquityBeforeTreasuryStock	912250000	USD
CY2016	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2017	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2016Q3	us-gaap	Treasury Stock Value TreasuryStockValue	441849000	USD
CY2017Q3	us-gaap	Treasury Stock Value TreasuryStockValue	441849000	USD
CY2015	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	4989000	USD
CY2014Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2703000	USD
CY2015Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2728000	USD
CY2016Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	9108000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	8586000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	61000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	17000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	791000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	410000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	2487000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	587000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	144000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	4490000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	86000	USD
CY2016Q3	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	63000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	95000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	468000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	580000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	404000	USD
CY2016Q3	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	8261000	USD
CY2017Q3	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	7727000	USD
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16418000	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	16972000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	23489000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16203000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	16972000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	23433000	shares
CY2015	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	64000	shares
CY2016	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	0	shares
CY2017	us-gaap	Weighted Average Number Of Shares Treasury Stock WeightedAverageNumberOfSharesTreasuryStock	0	shares
CY2017	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;text-decoration:underline;">Use of Estimates</font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;padding-left:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The preparation of consolidated 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 amount of assets and liabilities, and disclosure of contingent assets and liabilities, at the date of the consolidated financial statements and the reported amounts of net sales and expenses during the reported period. We make significant estimates in many areas of our accounting, including but not limited to the following: long-term contracts, stock-based compensation,</font><font style="font-family:inherit;font-size:10pt;"> </font><font style="font-family:inherit;font-size:10pt;">intangible assets including goodwill, provision for excess and obsolete inventory, allowance for doubtful accounts, warranty obligations and income taxes. Actual results may differ from those estimates.</font></div><div style="line-height:120%;padding-left:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"> </font></div></div>

Files In Submission

Name	View Source	Status
0000023197-17-000069-index-headers.html	Edgar Link	pending
0000023197-17-000069-index.html	Edgar Link	pending
0000023197-17-000069.txt	Edgar Link	pending
0000023197-17-000069-xbrl.zip	Edgar Link	pending
blankboxa12.jpg	Edgar Link	pending
checkboxa15.jpg	Edgar Link	pending
cmtl-20170731.xml	Edgar Link	completed
cmtl-20170731.xsd	Edgar Link	pending
cmtl-20170731_cal.xml	Edgar Link	unprocessable
cmtl-20170731_def.xml	Edgar Link	unprocessable
cmtl-20170731_lab.xml	Edgar Link	unprocessable
cmtl-20170731_pre.xml	Edgar Link	unprocessable
cmtl0731201710k.htm	Edgar Link	pending
cmtlexhibit311fy17.htm	Edgar Link	pending
cmtlexhibit312fy17.htm	Edgar Link	pending
cmtlexhibit321fy17.htm	Edgar Link	pending
cmtlexhibit322fy17.htm	Edgar Link	pending
companylogoa06.jpg	Edgar Link	pending
deloittelogoa08.jpg	Edgar Link	pending
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exhibit10h1fy17.htm	Edgar Link	pending
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exhibit3aiify17.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
graph201701.jpg	Edgar Link	pending
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$CMTL
COMTECH TELECOMMUNICATIONS CORP /DE/ Stock $cmtl

2017 Q3 Form 10-K Financial Statement

#000002319717000069 Filed on September 27, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMTL COMTECH TELECOMMUNICATIONS CORP /DE/ Stock $cmtl

2017 Q3 Form 10-K Financial Statement

#000002319717000069 Filed on September 27, 2017

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMTL
COMTECH TELECOMMUNICATIONS CORP /DE/ Stock $cmtl