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Information [Abstract] Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Emerging Growth Company Entity Emerging Growth Company Entity Small Business Entity Small Business Balance Sheet Related Disclosures [Abstract] Schedule of Cash, Cash Equivalents and Restricted Cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Table Text Block] Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Table Text Block] Schedule of Accounts Receivable, Net Schedule of Accounts, Notes, Loans and Financing 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Position [Abstract] Preferred stock par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Preferred stock shares authorized (in shares) Preferred Stock, Shares Authorized Preferred stock shares issued (in shares) Preferred Stock, Shares Issued Preferred stock shares outstanding (in shares) Preferred Stock, Shares Outstanding Common stock par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock shares authorized (in shares) Common Stock, Shares Authorized Common stock shares issued (in shares) Common Stock, Shares, Issued Common stock shares outstanding (in shares) Common Stock, Shares, Outstanding Statement of Cash Flows [Abstract] Operating Activities Net Cash Provided by (Used in) Operating Activities [Abstract] Net loss Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Adjustments to reconcile net loss to net cash (used in) provided by operating activities: 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payable Increase (Decrease) in Accounts Payable Accrued expenses Increase (Decrease) in Accrued Liabilities Advance payments and unearned income Increase (Decrease) in Contract with Customer, Liability Income taxes payable or receivable Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable Other assets and liabilities Increase (Decrease) in Other Operating Assets and Liabilities, Net Net cash (used in) provided by operating activities Net Cash Provided by (Used in) Operating Activities Investing Activities Net Cash Provided by (Used in) Investing Activities [Abstract] Payments for acquisition of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Financing Activities Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from borrowings Proceeds from Issuance of Debt Repayments of borrowings Repayments of Debt Payments for repurchase of Company stock Repayments of Long-term Capital Lease Obligations Proceeds from issuance of common stock under employee stock plans Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Net (decrease) increase in cash, cash equivalents, and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, cash equivalents and restricted cash, beginning of period Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents and restricted cash, end of period Statement of Comprehensive Income [Abstract] Net loss Other 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customer service inventory write-downs Share Repurchase Program [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Domain] Share Repurchase Program [Domain] Share Repurchase Program Share Repurchase Program [Member] Share Repurchase Program [Member] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] 2018 Incentive Plan 2018 Incentive Plan [Member] 2018 Incentive Plan [Member] 2007 Stock Plan 2007 Stock Plan [Member] 2007 Stock Plan [Member] Stock options Stock awards and units Stock Repurchase Program, Authorized Amount Stock Repurchase Program, Authorized Amount Stock Repurchased and Retired During Period, Shares Stock Repurchased and Retired During Period, Shares Share price (in dollars per share) Share Price Stock Repurchased and Retired During Period, Value Stock Repurchased and Retired During Period, Value Stock Repurchase Program, Number of Shares Authorized to be Repurchased Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased Number of stock incentive plans Share-based Compensation Arrangement by Share-based Payment Award, Number of Stock Incentive Plans Share-based Compensation Arrangement by Share-based Payment Award, Number of Stock Incentive Plans Additional shares available to grant to employees (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Common stock issued under ESPP (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Stock issued for options exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Nonvested awards, unrecognized compensation expense (less than for stock options) Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Nonvested awards, expense expected to be recognized, weighted average period Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Segment Reporting [Abstract] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Revenue Sales Revenue, Net [Member] Accounts Receivable Accounts Receivable [Member] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Customer Concentration Risk Customer Concentration Risk [Member] Customer [Axis] Customer [Axis] Customer [Domain] Customer [Domain] MTN Mobile Telephone Networks [Member] Mobile Telephone Networks [Member] Motorola Motorola [Member] Motorola [Member] Globe Telecom, Inc. Globe Telecom, Inc. [Member] Globe Telecom, Inc. [Member] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] North America North America [Member] Africa and Middle East Africa and Middle East [Member] Africa and Middle East [Member] Europe and Russia Europe and Russia [Member] Europe and Russia [Member] Latin America and Asia Pacific Latin America and Asia Pacific [Member] Latin America and Asia Pacific [Member] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Number of reportable segments Number of Reportable Segments Total revenues Revenue from Contract with Customer, Including Assessed Tax Concentration risk percentage Concentration Risk, Percentage Balance Sheet Components Supplemental Balance Sheet Disclosures [Text Block] Schedule of Future Minimum Lease Payments for Operating Leases Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of Rent Expense Schedule of Rent 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Period Cumulative Effect Transition [Domain] Initial Application Period Cumulative Effect Transition [Domain] Adjustments due to ASC 606 Difference between Revenue Guidance in Effect before and after Topic 606 [Member] Balance as of June 29, 2018 Calculated under Revenue Guidance in Effect before Topic 606 [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2014-09 Accounting Standards Update 2014-09 [Member] Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Revenue, performance obligation, description of timing Revenue, Performance Obligation, Description of Timing Accumulated deficit Retained Earnings (Accumulated Deficit) Unbilled receivables Unbilled Receivables, Current Advance Payments and Unearned Income and Long-term Unearned Revenue Advance Payments and Unearned Income and Long-term Unearned Revenue Advance Payments and Unearned Income and Long-term Unearned Revenue Advance Payments and Unearned Income and Long-term Unearned Revenue, Forecasted Recognition, Percent (Approximately) Advance Payments and Unearned Income and Long-term Unearned Revenue, Forecasted Recognition, Percent Advance Payments and Unearned Income and Long-term Unearned Revenue, Forecasted Recognition, Percent Revenue recognized, previously deferred Contract with Customer, Liability, Change in Timeframe, Performance Obligation Satisfied, Revenue Recognized Earnings Per Share [Abstract] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Restricted stock units and performance stock units Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Total potential shares of common stock excluded (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount The Company and Basis of Presentation Business Description and Basis of Presentation [Text Block] Income Taxes Income Tax Disclosure [Text Block] Line of Credit Facility [Table] Line of Credit Facility [Table] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Silicon Valley Bank Silicon Valley Bank [Member] Silicon Valley Bank [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Singapore Line of Credit Foreign Line of Credit [Member] Letter of Credit Letter of Credit [Member] Line of Credit Line of Credit [Member] Short-term Advances Revolving Credit Facility [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Prime Rate Prime Rate [Member] New Zealand NEW ZEALAND Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Credit facility sublimit available for Singapore Line of Credit Facility, Capacity Available for Specific Purpose Other than for Trade Purchases Available credit under credit facility Line of Credit Facility, Remaining Borrowing Capacity Letters of credit outstanding Letters of Credit Outstanding, Amount Line of credit facility, current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Outstanding borrowings Short-term Debt Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Weight average interest rate Debt Instrument, Interest Rate During Period Additional spread on applicable rate in event of default Debt Instrument, Debt Default, Basis Spread on Applicable Interest Rate Debt Instrument, Debt Default, Basis Spread on Applicable Interest Rate Income Statement Related Disclosures [Abstract] Income Statement Related Disclosures [Abstract] Total cost of revenues Cost of Goods and Services Sold Selling and administrative expenses Selling, General and Administrative Expense Balance Sheet Related Disclosures [Abstract] ASSETS Assets [Abstract] Accounts receivable, net Inventories Inventory, Net Other current assets Other Assets, Current Deferred income taxes Deferred Income Tax Assets, Net Other assets Other Assets, Noncurrent Liabilities [Abstract] Liabilities [Abstract] Advance payments and unearned revenue Contract with Customer, Liability, Current Unearned income Contract with Customer, Liability, Noncurrent Equity [Abstract] Equity [Abstract] Accounts receivable, net Unbilled receivables Capitalized commissions Capitalized Commissions Capitalized Commissions Finished products Inventory, Finished Goods, Net of Reserves Work in process Inventory, Work in Process, Net of Reserves Raw materials and supplies Inventory, Raw Materials and Supplies, Net of Reserves Total inventories Deferred cost of revenue included within finished goods Other Inventory, Capitalized Costs, Gross Consigned inventories included within raw materials and supplies Other Inventory, Materials, Supplies and Merchandise under Consignment, Gross Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward] Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward] Balance as of the beginning of the period Standard and Extended Product Warranty Accrual Warranty provision recorded during the period Standard and Extended Product Warranty Accrual, Increase for Warranties Issued Consumption during the period Standard and Extended Product Warranty Accrual, Decrease for Payments Balance as of the end of the period Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Fair Value Measurements of Assets and Liabilities Fair Value Disclosures [Text Block] Current Assets: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Restricted cash Restricted Cash and Cash Equivalents, Current Customer service inventories Inventory, Parts and Components, Net of Reserves Total current assets Assets, Current Property, plant and equipment, net TOTAL ASSETS Assets LIABILITIES AND EQUITY Liabilities and Equity [Abstract] Current Liabilities: Liabilities, Current [Abstract] Short-term debt Accounts payable Accounts Payable, Current Accrued expenses Advance payments and unearned income Restructuring liabilities Total current liabilities Liabilities, Current Other long-term liabilities Other Liabilities, Noncurrent Reserve for uncertain tax positions Liability for Uncertainty in Income Taxes, Noncurrent Deferred income taxes Deferred Income Tax Liabilities, Net Total liabilities Liabilities Commitments and contingencies (Note 11) Commitments and Contingencies Equity: Statement of Stockholders' Equity [Abstract] Preferred stock, $0.01 par value, 50,000,000 shares authorized, none issued Preferred Stock, Value, Issued Common stock, $0.01 par value, 300,000,000 shares authorized, 5,349,778 shares issued and outstanding at September 28, 2018; 5,351,155 shares issued and outstanding at June 29, 2018, respectively Common Stock, Value, Issued Additional paid-in-capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest TOTAL LIABILITIES AND EQUITY Liabilities and Equity Net Loss Per Share of Common Stock Earnings Per Share [Text Block] Commitments and Contingencies Commitments Disclosure [Text Block] Contract with Customer, Asset and Liability Contract with Customer, Asset and Liability [Table Text Block] Schedule of New Accounting Pronouncements and Changes in Accounting Principles Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] Income Statement [Abstract] Statement [Table] Statement [Table] Statement [Line Items] Statement [Line Items] Revenues: Revenues [Abstract] Cost of revenues: Cost of Goods and Services Sold [Abstract] Gross margin Gross Profit Operating expenses: Operating Expenses [Abstract] Research and development expenses Research and Development Expense Restructuring charges Total operating expenses Operating Expenses Operating loss Operating Income (Loss) Interest income Investment Income, Interest Interest expense Interest Expense Other expense Nonoperating Income (Expense) Loss before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Net loss Less: Net income attributable to noncontrolling interests, net of tax Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest Net loss attributable to Aviat Networks Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Net loss per share of common stock outstanding: Basic (in dollars per share) Income (Loss) from Continuing Operations, Per Basic Share Diluted (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share Weighted average shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Property Subject to or Available for Operating Lease, by Major Property Class [Table] Property Subject to or Available for Operating Lease, by Major Property Class [Table] Name of Property [Axis] Name of Property [Axis] Name of Property [Domain] Name of Property [Domain] Office building at Milpitas, California Office building at Milpitas, California [Member] Office building at Milpitas, California [Member] Category of Item Purchased [Axis] Category of Item Purchased [Axis] Long-term Purchase Commitment, Category of Item Purchased [Domain] Long-term Purchase Commitment, Category of Item Purchased [Domain] Inventories Inventories [Member] Licensing Agreements Licensing Agreements [Member] Australia AUSTRALIA Property Subject to or Available for Operating Lease [Line Items] Property Subject to or Available for Operating Lease [Line Items] Office space (in sq ft) Area of Real Estate Property Operating leases, future minimum sublease receivable Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals Purchase obligations with suppliers or contract manufacturers and contractual obligations outstanding Long-term Purchase Commitment, Amount Guarantee term Term of Financial Guarantees Term of Financial Guarantees Commercial commitments outstanding Other Commitment Damages sought by plaintiff Loss Contingency, Damages Sought, Value Segment and Geographic Information Segment Reporting Disclosure [Text Block] Restricted cash Restricted cash included in Other assets Restricted Cash and Cash Equivalents, Noncurrent Total cash, cash equivalents, and restricted cash in the Statement of Cash Flows Fiscal period duration Fiscal Period Duration Advanced payments Customer Advances, Current Unearned income Deferred Revenue, Current Advanced payments and unearned income Deferred Revenue and Credits, Current Revenue by Region Revenue from External Customers by Geographic Areas [Table Text Block] Equity Stockholders' Equity Note Disclosure [Text Block] Schedule of Compensation Expense for Share-based Compensation Awards Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table 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funds Money Market Funds [Member] Bank certificates of deposit Bank Time Deposits [Member] Financial Instrument [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Foreign exchange forward contracts Foreign Exchange Forward [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Assets: Assets, Fair Value Disclosure [Abstract] Cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Foreign exchange forward contracts Foreign Currency Contract, Asset, Fair Value Disclosure Liabilities: Liabilities, Fair Value Disclosure [Abstract] Foreign exchange forward contracts Foreign Currency Contracts, Liability, Fair Value Disclosure Money market, net asset value (in dollars per share) Money Market Net Asset Value Per Share Fair Value Disclosure Money Market Net Asset Value Per Share Fair Value Disclosure Schedule of Restructuring Related Activities Schedule of Restructuring Reserve by Type of Cost [Table Text Block]