$MRCY
MERCURY SYSTEMS INC Stock $mrcy

$mrcy Overview Financials Valuation SEC Filings Company Website

2023 Q3 Form 10-K Financial Statement

#000104952123000031 Filed on August 15, 2023

Income Statement

Concept	2023 Q3	2023 Q2	2023
Revenue	$181.0M	$253.2M	$973.9M
YoY Change	-37.53%	0.06%	-1.45%
Cost Of Revenue	$130.5M	$185.9M	$657.2M
YoY Change	-23.33%	21.22%	10.77%
Gross Profit	$50.53M	$67.38M	$316.7M
YoY Change	-57.74%	-32.45%	-19.81%
Gross Profit Margin	27.92%	26.61%	32.52%
Selling, General & Admin	$35.79M	$32.01M	$160.6M
YoY Change	-18.68%	-18.47%	2.29%
% of Gross Profit	70.84%	47.51%	50.72%
Research & Development	$31.87M	$27.61M	$108.8M
YoY Change	29.75%	8.76%	1.52%
% of Gross Profit	63.08%	40.98%	34.35%
Depreciation & Amortization	$22.69M	$22.50M	$97.33M
YoY Change	-3.01%	-8.02%	4.19%
% of Gross Profit	44.91%	33.39%	30.73%
Operating Expenses	$90.73M	$72.26M	$338.4M
YoY Change	9.26%	-19.54%	-6.86%
Operating Profit	-$40.20M	-$4.871M	-$21.69M
YoY Change	-210.03%	-148.93%	-168.6%
Interest Expense	$7.863M	-$6.587M	$25.16M
YoY Change	-423.05%	-495.85%	333.33%
% of Operating Profit
Other Income/Expense, Net	-$1.774M	$661.0K	-$2.751M
YoY Change	-33.16%	-130.6%	-63.57%
Pretax Income	-$49.74M	-$14.82M	-$48.54M
YoY Change	-320.76%	-337.53%	-363.89%
Income Tax	-$13.03M	-$6.588M	-$20.21M
% Of Pretax Income
Net Earnings	-$36.71M	-$8.236M	-$28.34M
YoY Change	-317.01%	-298.99%	-351.31%
Net Earnings / Revenue	-20.28%	-3.25%	-2.91%
Basic Earnings Per Share	-$0.64		-$0.50
Diluted Earnings Per Share	-$0.64	-$0.14	-$0.50
COMMON SHARES
Basic Shares Outstanding	58.19M shares	58.19M shares	56.55M shares
Diluted Shares Outstanding	57.11M shares		56.55M shares

Balance Sheet

Concept	2023 Q3	2023 Q2	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$89.40M	$71.56M	$71.56M
YoY Change	36.17%	-21.95%	9.0%
Cash & Equivalents	$89.37M	$71.56M	$71.56M
Short-Term Investments
Other Short-Term Assets	$22.40M	$20.95M	$20.95M
YoY Change	-28.68%	-42.85%	-33.29%
Inventory	$362.9M	$337.2M	$337.2M
Prepaid Expenses
Receivables	$91.45M	$124.7M	$507.3M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$954.7M	$937.0M	$937.0M
YoY Change	17.11%	24.1%	14.94%
LONG-TERM ASSETS
Property, Plant & Equipment	$117.2M	$119.6M	$182.6M
YoY Change	-7.88%	-4.9%	-5.68%
Goodwill	$938.1M	$938.1M
YoY Change	0.02%	0.04%
Intangibles	$285.6M	$298.1M
YoY Change	-18.77%	-18.45%
Long-Term Investments
YoY Change
Other Assets	$4.446M	$8.537M	$35.64M
YoY Change	-28.15%	24.36%	475.89%
Total Long-Term Assets	$1.446B	$1.454B	$1.454B
YoY Change	-2.89%	-3.35%	-2.34%
TOTAL ASSETS
Total Short-Term Assets	$954.7M	$937.0M	$937.0M
Total Long-Term Assets	$1.446B	$1.454B	$1.454B
Total Assets	$2.401B	$2.391B	$2.391B
YoY Change	4.18%	5.82%	3.77%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$95.83M	$104.0M	$104.0M
YoY Change	-2.89%	15.11%	5.38%
Accrued Expenses	$33.66M	$28.42M	$58.84M
YoY Change	-3.7%	-19.8%	-26.23%
Deferred Revenue		$56.56M
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$205.3M	$233.3M	$233.3M
YoY Change	5.87%	27.6%	20.28%
LONG-TERM LIABILITIES
Long-Term Debt	$576.5M	$511.5M	$511.5M
YoY Change	27.69%	13.29%	13.29%
Other Long-Term Liabilities	$8.800M	$7.955M	$79.92M
YoY Change	-15.43%	-46.59%	-10.61%
Total Long-Term Liabilities	$8.800M	$7.955M	$591.4M
YoY Change	-15.43%	-46.59%	9.34%
TOTAL LIABILITIES
Total Short-Term Liabilities	$205.3M	$233.3M	$233.3M
Total Long-Term Liabilities	$8.800M	$7.955M	$591.4M
Total Liabilities	$860.0M	$824.7M	$824.7M
YoY Change	12.09%	8.6%	7.49%
SHAREHOLDERS EQUITY
Retained Earnings	$320.7M	$357.4M
YoY Change	-16.86%	-3.1%
Common Stock	$573.0K	$570.0K
YoY Change	2.87%	2.52%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.541B	$1.567B	$1.567B
YoY Change
Total Liabilities & Shareholders Equity	$2.401B	$2.391B	$2.391B
YoY Change	4.18%	5.82%	3.77%

Cashflow Statement

Concept	2023 Q3	2023 Q2	2023
OPERATING ACTIVITIES
Net Income	-$36.71M	-$8.236M	-$28.34M
YoY Change	-317.01%	-298.99%	-351.31%
Depreciation, Depletion And Amortization	$22.69M	$22.50M	$97.33M
YoY Change	-3.01%	-8.02%	4.19%
Cash From Operating Activities	-$39.07M	$12.61M	-$21.25M
YoY Change	101.02%	-396.57%	12.64%
INVESTING ACTIVITIES
Capital Expenditures	$8.015M	$8.846M	$38.80M
YoY Change	-197.98%	-245.69%	40.28%
Acquisitions			$0.00
YoY Change			-100.0%
Other Investing Activities	$0.00	$85.00K	-$235.0K
YoY Change	-100.0%	400.0%	-107.34%
Cash From Investing Activities	-$8.015M	-$8.761M	-$38.56M
YoY Change	-4.3%	44.69%	-85.94%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$63.00K
YoY Change			-99.23%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$65.00M	3.099M	$65.43M
YoY Change	2971.83%	-207.64%	-73.38%
NET CHANGE
Cash From Operating Activities	-$39.07M	12.61M	-$21.25M
Cash From Investing Activities	-$8.015M	-8.761M	-$38.56M
Cash From Financing Activities	$65.00M	3.099M	$65.43M
Net Change In Cash	$17.81M	6.948M	$5.909M
YoY Change	-169.3%	-152.69%	-112.26%
FREE CASH FLOW
Cash From Operating Activities	-$39.07M	$12.61M	-$21.25M
Capital Expenditures	$8.015M	$8.846M	$38.80M
Free Cash Flow	-$47.08M	$3.764M	-$60.05M
YoY Change	318.33%	106.81%	29.07%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2022Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	85000000	shares
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CY2022Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2074000	usd
CY2023Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2022Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2023Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000	shares
CY2022Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000	shares
CY2023Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2023Q2	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2022Q3	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2023Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
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CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
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CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--06-30
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CY2022Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	55679747	shares
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CY2023Q2	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	382558000	usd
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CY2022Q3	us-gaap	Inventory Net InventoryNet	270339000	usd
CY2023Q2	us-gaap	Prepaid Taxes PrepaidTaxes	0	usd
CY2022Q3	us-gaap	Prepaid Taxes PrepaidTaxes	7503000	usd
CY2023Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	0	usd
CY2022Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	32398000	usd
CY2023Q2	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	5166000	usd
CY2022Q3	us-gaap	Accrued Income Taxes Noncurrent AccruedIncomeTaxesNoncurrent	9112000	usd
CY2023Q2	us-gaap	Secured Long Term Debt SecuredLongTermDebt	511500000	usd
CY2022Q3	us-gaap	Secured Long Term Debt SecuredLongTermDebt	451500000	usd
CY2023Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	66797000	usd
CY2022Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	69888000	usd
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CY2023Q2	us-gaap	Liabilities Liabilities	824682000	usd
CY2022Q3	us-gaap	Liabilities Liabilities	767230000	usd
CY2023Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
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CY2023Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1196847000	usd
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CY2023	us-gaap	Cost Of Revenue CostOfRevenue	657154000	usd
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CY2023	us-gaap	Gross Profit GrossProfit	316728000	usd
CY2022	us-gaap	Gross Profit GrossProfit	394956000	usd
CY2021	us-gaap	Gross Profit GrossProfit	385188000	usd
CY2023	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	160637000	usd
CY2022	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	157044000	usd
CY2021	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	134337000	usd
CY2023	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	108799000	usd
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CY2021	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	113481000	usd
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CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	41171000	usd
CY2023	mrcy	Restructuring Charges Net RestructuringChargesNet	6981000	usd
CY2022	mrcy	Restructuring Charges Net RestructuringChargesNet	27445000	usd
CY2021	mrcy	Restructuring Charges Net RestructuringChargesNet	9222000	usd
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CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	18395000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	77173000	usd
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CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.50
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CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	55527000	shares
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CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-3285000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	6298000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5870000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2546000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-22037000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17145000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	64590000	usd
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	1384784000	usd
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	14000	usd
CY2021	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	6281000	usd
CY2021	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	66000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	28543000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	62044000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2546000	usd
CY2021Q3	us-gaap	Stockholders Equity StockholdersEquity	1484146000	usd
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	0	usd
CY2022	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	5371000	usd
CY2022	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	8206000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	38729000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	11275000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	5870000	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	1537185000	usd
CY2023	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	0	usd
CY2023	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	5492000	usd
CY2023	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	18370000	usd
CY2023	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	63000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	27738000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-28335000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	6298000	usd
CY2023Q2	us-gaap	Stockholders Equity StockholdersEquity	1566685000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	62044000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	67083000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	28290000	usd
CY2021	us-gaap	Pension And Other Postretirement Benefits Expense Reversal Of Expense Noncash PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash	0	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-1125000	usd
CY2023	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	746000	usd
CY2022	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	497000	usd
CY2023	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-5995000	usd
CY2022	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	0	usd
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	58718000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	146477000	usd
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	64061000	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	40902000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Taxes IncreaseDecreaseInPrepaidTaxes	-7433000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Taxes IncreaseDecreaseInPrepaidTaxes	4977000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2942000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	4396000	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	-3769000	usd
CY2022	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	-6117000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-16732000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	58395000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	40701000	usd
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-18998000	usd
CY2023	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	9907000	usd
CY2022	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	1009000	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-4509000	usd
CY2022	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-8709000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-21254000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-18869000	usd
CY2023	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
CY2022	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	243464000	usd
CY2021	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	372826000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	45599000	usd
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-1538000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-38561000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-274320000	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	5492000	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	5371000	usd
CY2023	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	140000000	usd
CY2022	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	251500000	usd
CY2023	us-gaap	Repayments Of Debt RepaymentsOfDebt	80000000	usd
CY2022	us-gaap	Repayments Of Debt RepaymentsOfDebt	0	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	63000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8206000	usd
CY2023	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	usd
CY2022	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	2911000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	65429000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	245754000	usd
CY2023	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	295000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-750000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	5909000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-48185000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	65654000	usd
CY2021Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	113839000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	27288000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	5492000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	24243000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	14121000	usd
CY2023	mrcy	Noncash Or Part Noncash Investing Activity NoncashOrPartNoncashInvestingActivity	6475000	usd
CY2022	mrcy	Noncash Or Part Noncash Investing Activity NoncashOrPartNoncashInvestingActivity	6919000	usd
CY2023	us-gaap	Nature Of Operations NatureOfOperations	Description of BusinessMercury Systems, Inc. is a technology company that delivers processing power for the most demanding aerospace and defense missions. Headquartered in Andover, Massachusetts, the Company's end-to-end processing platform enables a broad range of aerospace and defense programs, optimized for mission success in some of the most challenging and demanding environments. Processing technologies that comprise the Company's platform include signal solutions, display, software applications, networking, storage and secure processing. The Company's innovative solutions are mission-ready, trusted and secure, software-defined and open and modular (the Company's differentiators), to meet customers’ most-pressing high-tech needs, including those specific to the defense community. For further details on the acquisitions, see Note C to the consolidated financial statements.
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-top:9pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">U</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:700;line-height:120%">SE</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:700;line-height:120%">OF</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%"> E</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:700;line-height:120%">STIMATES</span></div><div style="margin-top:5pt;text-align:justify;text-indent:24.75pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The preparation of financial statements in conformity with Generally Accepted Accounting Principles (“GAAP”) requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the dates of the financial statements and the reported amounts of revenues and expenses during the reporting periods. Actual results could differ from those estimates.</span></div>
CY2023Q2	mrcy	Deferred Sales Commissions Amortization Period Greater Than One Year DeferredSalesCommissionsAmortizationPeriodGreaterThanOneYear	1328000	usd
CY2022Q3	mrcy	Deferred Sales Commissions Amortization Period Greater Than One Year DeferredSalesCommissionsAmortizationPeriodGreaterThanOneYear	1503000	usd
CY2023Q2	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	382558000	usd
CY2022Q3	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	303356000	usd
CY2023Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	57142000	usd
CY2022Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	15966000	usd
CY2022Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	15966000	usd
CY2022	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	11258000	usd
CY2023Q2	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	550973000	usd
CY2023	mrcy	Percentage Of Revenue Recognized PercentageOfRevenueRecognized	0.62
CY2023	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="margin-top:9pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">C</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:700;line-height:120%">ONCENTRATION</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%"> </span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:700;line-height:120%">OF</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%"> C</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:700;line-height:120%">REDIT</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%"> R</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:8pt;font-weight:700;line-height:120%">ISK</span></div><div style="margin-top:5pt;text-align:justify;text-indent:24.75pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Financial instruments that potentially expose the Company to concentrations of credit risk consist principally of cash, cash equivalents and accounts receivable. The Company places its cash and cash equivalents with financial institutions of high credit quality. As of June 30, 2023 and July 1, 2022, the Company had $71,563 and $65,654, respectively, of cash and cash equivalents on deposit or invested with its financial and lending institutions.</span></div><div style="margin-top:5pt;text-align:justify;text-indent:22.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company provides credit to customers in the normal course of business. The Company performs ongoing credit evaluations of its customers’ financial condition and limits the amount of credit extended when deemed necessary. As of June 30, 2023, five customers accounted for 48% of the Company's accounts receivable, unbilled receivables and costs in excess of billings. As of July 1, 2022, five customers accounted for 45% of the Company’s accounts receivable, unbilled receivables and costs in excess of billings. </span></div><div style="margin-top:5pt;text-align:justify;text-indent:24.75pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">The Company maintains an allowance for credit losses to provide for the estimated amount of receivables that will not be fully collected. The allowance is based on the assessment of the following factors: customer creditworthiness; historical payment experience; age of outstanding receivables; and any applicable collateral.</span></div>
CY2023Q2	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	71563000	usd
CY2022Q3	us-gaap	Cash Cash Equivalents And Short Term Investments CashCashEquivalentsAndShortTermInvestments	65654000	usd
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	segment
CY2022Q3	us-gaap	Inventory Net InventoryNet	270339000	usd
CY2023	us-gaap	Restructuring Reserve Accrual Adjustment1 RestructuringReserveAccrualAdjustment1	21000	usd
CY2023Q2	us-gaap	Property Plant And Equipment Useful Life PropertyPlantAndEquipmentUsefulLife	P3Y
CY2023	us-gaap	Capitalized Computer Software Additions CapitalizedComputerSoftwareAdditions	3931000	usd
CY2022	us-gaap	Capitalized Computer Software Additions CapitalizedComputerSoftwareAdditions	3000000	usd
CY2021	us-gaap	Capitalized Computer Software Additions CapitalizedComputerSoftwareAdditions	1640000	usd
CY2023Q2	mrcy	Percentage Of Income Tax Examination Minimum Likelihood Of Tax Benefits Being Realized Upon Settlement PercentageOfIncomeTaxExaminationMinimumLikelihoodOfTaxBenefitsBeingRealizedUponSettlement	0.50
CY2023Q2	us-gaap	Goodwill Goodwill	938093000	usd
CY2022Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	1857000	usd
CY2021Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	3283000	usd
CY2020Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	3835000	usd
CY2023	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	1146000	usd
CY2022	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	359000	usd
CY2021	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	2446000	usd
CY2023	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	1721000	usd
CY2022	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	1785000	usd
CY2021	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	2998000	usd
CY2023Q2	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	1282000	usd
CY2022Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	1857000	usd
CY2021Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	3283000	usd
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	56554000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	55527000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	55070000	shares
CY2023	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2022	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	374000	shares
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	404000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	56554000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	55901000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	55474000	shares
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1852000	shares
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	39000	shares
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	42000	shares
CY2023Q2	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	229984000	usd
CY2022Q3	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	178410000	usd
CY2023Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	3523000	usd
CY2023Q2	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	3523000	usd
CY2022Q3	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	300000000	usd
CY2022Q3	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	300000000	usd
CY2022Q3	us-gaap	Derivative Fixed Interest Rate DerivativeFixedInterestRate	0.0325
CY2023Q2	us-gaap	Derivative Assets DerivativeAssets	3523000	usd
CY2023Q2	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	81930000	usd
CY2022Q3	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	64287000	usd
CY2023Q2	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	25302000	usd
CY2022Q3	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	27642000	usd
CY2023Q2	us-gaap	Inventory Net InventoryNet	337216000	usd
CY2023Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	352835000	usd
CY2022Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	317078000	usd
CY2023Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	233281000	usd
CY2022Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	189887000	usd
CY2023Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	119554000	usd
CY2022Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	127191000	usd
CY2023	us-gaap	Property Plant And Equipment Gross Period Increase Decrease PropertyPlantAndEquipmentGrossPeriodIncreaseDecrease	7637000	usd
CY2023	us-gaap	Depreciation Depreciation	43777000	usd
CY2022	us-gaap	Depreciation Depreciation	33150000	usd
CY2021	us-gaap	Depreciation Depreciation	25912000	usd
CY2023	us-gaap	Number Of Reporting Units NumberOfReportingUnits	2	reporting_unit
CY2022Q3	us-gaap	Goodwill Goodwill	937880000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	491911000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	193860000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	298051000	usd
CY2022Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	525801000	usd
CY2022Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	174263000	usd
CY2022Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	351538000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	47540000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	42836000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	38199000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	35093000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	31169000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	101822000	usd
CY2023Q2	mrcy	Finite Lived Intangible Assets Including Residual Value FiniteLivedIntangibleAssetsIncludingResidualValue	296659000	usd
CY2023Q2	us-gaap	Acquired Finite Lived Intangible Asset Residual Value AcquiredFiniteLivedIntangibleAssetResidualValue	1392000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	298051000	usd
CY2023	mrcy	Restructuring Charges Net RestructuringChargesNet	6981000	usd
CY2021Q3	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	1006000	usd
CY2022	us-gaap	Restructuring Charges RestructuringCharges	9477000	usd
CY2022	us-gaap	Payments For Restructuring PaymentsForRestructuring	5761000	usd
CY2022Q3	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	4722000	usd
CY2023	us-gaap	Restructuring Charges RestructuringCharges	3880000	usd
CY2023	us-gaap	Payments For Restructuring PaymentsForRestructuring	7052000	usd
CY2023Q2	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	1529000	usd
CY2023Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	63015000	usd
CY2022Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	66366000	usd
CY2023Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	10434000	usd
CY2022Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	11246000	usd
CY2023Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	66797000	usd
CY2022Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	69888000	usd
CY2023Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	77231000	usd
CY2022Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	81134000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	10756000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	11119000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	10627000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	10502000	usd
CY2023Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y
CY2022Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y7M6D
CY2023Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0517
CY2022Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0458
CY2023Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	14195000	usd
CY2023Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	14173000	usd
CY2023Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	12921000	usd
CY2023Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	12669000	usd
CY2023Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	11347000	usd
CY2023Q2	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	27349000	usd
CY2023Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	92654000	usd
CY2023Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	15423000	usd
CY2023Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	77231000	usd
CY2023	us-gaap	Operating Lease Expense OperatingLeaseExpense	13763000	usd
CY2022	us-gaap	Operating Lease Expense OperatingLeaseExpense	14332000	usd
CY2021	us-gaap	Operating Lease Expense OperatingLeaseExpense	11714000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-42864000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	24286000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	85101000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-5678000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-5891000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-7928000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-48542000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	18395000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	77173000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	33898000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3857000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	12157000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-54010000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-230000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-995000	usd
CY2023	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	-20112000	usd
CY2022	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	3627000	usd
CY2021	us-gaap	Federal Income Tax Expense Benefit Continuing Operations FederalIncomeTaxExpenseBenefitContinuingOperations	11162000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	10054000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	3626000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	6271000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-10200000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-2721000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-2689000	usd
CY2023	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	-146000	usd
CY2022	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	905000	usd
CY2021	us-gaap	State And Local Income Tax Expense Benefit Continuing Operations StateAndLocalIncomeTaxExpenseBenefitContinuingOperations	3582000	usd
CY2023	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	104000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	2535000	usd
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	435000	usd
CY2023	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-53000	usd
CY2022	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	53000	usd
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-50000	usd
CY2023	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	51000	usd
CY2022	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	2588000	usd
CY2021	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	385000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-20207000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7120000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15129000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	-0.210
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.054
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.081
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.067
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Research And Development EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment	0.151
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Research And Development EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment	0.395
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Research And Development EffectiveIncomeTaxRateReconciliationNondeductibleExpenseResearchAndDevelopment	0.109
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.007
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	0.103
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.013
CY2023	mrcy	Effective Income Tax Rate Reconciliation Excess Tax Benefits On Stock Compensation Percent EffectiveIncomeTaxRateReconciliationExcessTaxBenefitsOnStockCompensationPercent	-0.026
CY2022	mrcy	Effective Income Tax Rate Reconciliation Excess Tax Benefits On Stock Compensation Percent EffectiveIncomeTaxRateReconciliationExcessTaxBenefitsOnStockCompensationPercent	-0.053
CY2021	mrcy	Effective Income Tax Rate Reconciliation Excess Tax Benefits On Stock Compensation Percent EffectiveIncomeTaxRateReconciliationExcessTaxBenefitsOnStockCompensationPercent	0.037
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.002
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.023
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.009
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.010
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.209
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.036
CY2023	mrcy	Effective Income Tax Rate Reconciliation Acquisition Costs Percent EffectiveIncomeTaxRateReconciliationAcquisitionCostsPercent	0
CY2022	mrcy	Effective Income Tax Rate Reconciliation Acquisition Costs Percent EffectiveIncomeTaxRateReconciliationAcquisitionCostsPercent	0.012
CY2021	mrcy	Effective Income Tax Rate Reconciliation Acquisition Costs Percent EffectiveIncomeTaxRateReconciliationAcquisitionCostsPercent	0.004
CY2023	mrcy	Effective Income Tax Rate Reconciliation Changes In Contingent Consideration Percent EffectiveIncomeTaxRateReconciliationChangesInContingentConsiderationPercent	0.069
CY2022	mrcy	Effective Income Tax Rate Reconciliation Changes In Contingent Consideration Percent EffectiveIncomeTaxRateReconciliationChangesInContingentConsiderationPercent	-0.054
CY2021	mrcy	Effective Income Tax Rate Reconciliation Changes In Contingent Consideration Percent EffectiveIncomeTaxRateReconciliationChangesInContingentConsiderationPercent	-0.013
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.038
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.043
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.019
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Fdii Percent EffectiveIncomeTaxRateReconciliationFdiiPercent	0.014
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Fdii Percent EffectiveIncomeTaxRateReconciliationFdiiPercent	0.016
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Fdii Percent EffectiveIncomeTaxRateReconciliationFdiiPercent	0.004
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment	0.006
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment	0.008
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment	0.001
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.007
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.002
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.416
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.387
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.196
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	1244000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	977000	usd
CY2022	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	7603000	usd
CY2021	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	7876000	usd
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-2831000	usd
CY2023	mrcy	Payment For Tax Cuts And Jobs Acts Of2017 PaymentForTaxCutsAndJobsActsOf2017	26400000	usd
CY2023Q2	mrcy	Deferred Tax Assets Inventory Valuation And Receivable Allowances DeferredTaxAssetsInventoryValuationAndReceivableAllowances	18095000	usd
CY2022Q3	mrcy	Deferred Tax Assets Inventory Valuation And Receivable Allowances DeferredTaxAssetsInventoryValuationAndReceivableAllowances	17248000	usd
CY2023Q2	mrcy	Deferred Tax Assets Tax Deferred Expense Reservesand Accruals Employee Compensation DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsEmployeeCompensation	3127000	usd
CY2022Q3	mrcy	Deferred Tax Assets Tax Deferred Expense Reservesand Accruals Employee Compensation DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsEmployeeCompensation	5970000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	5149000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	6154000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	14287000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	20294000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	2705000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	1503000	usd
CY2023Q2	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	63114000	usd
CY2022Q3	us-gaap	Deferred Tax Assets In Process Research And Development DeferredTaxAssetsInProcessResearchAndDevelopment	0	usd
CY2023Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	930000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	930000	usd
CY2023Q2	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	774000	usd
CY2022Q3	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	5275000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	3166000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	1859000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Tax Deferred Expense DeferredTaxAssetsTaxDeferredExpense	19968000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense DeferredTaxAssetsTaxDeferredExpense	21988000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	1260000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	743000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	1065000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	307000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	133640000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	82271000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	14785000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	15349000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	118855000	usd
CY2022Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	66922000	usd
CY2023Q2	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	1710000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	1815000	usd
CY2023Q2	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	15798000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	19766000	usd
CY2023Q2	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	54550000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	59628000	usd
CY2023Q2	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	17077000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	17985000	usd
CY2023Q2	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	2400000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	0	usd
CY2023Q2	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	221000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	126000	usd
CY2023Q2	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	91756000	usd
CY2022Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	99320000	usd
CY2023Q2	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	27099000	usd
CY2022Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	32398000	usd
CY2022	mrcy	Entity Wide Disclosure On Geographic Areas Revenue From External Customers Attributed To Individual Foreign Countries EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToIndividualForeignCountries	988197000	usd
CY2022	mrcy	Revenues From Transactions With Other Geographic Locations Of Same Entity RevenuesFromTransactionsWithOtherGeographicLocationsOfSameEntity	0	usd
CY2022	us-gaap	Revenues Revenues	988197000	usd
CY2022Q3	us-gaap	Noncurrent Assets NoncurrentAssets	127191000	usd
CY2022Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	9112000	usd
CY2021Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	7467000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	160000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	1260000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	990000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Acquisition UnrecognizedTaxBenefitsDecreasesResultingFromAcquisition	2679000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Acquisition UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition	615000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	191000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	93000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	92000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2244000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	28000	usd
CY2023Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	5165000	usd
CY2022Q3	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	9112000	usd
CY2023Q2	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	5165000	usd
CY2023Q2	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	583000	usd
CY2022Q3	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	488000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	96000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	172000	usd
CY2023Q2	us-gaap	Loss Contingency Damages Sought Value LossContingencyDamagesSoughtValue	12900000	usd
CY2022Q1	mrcy	Collateral Capital Stock CollateralCapitalStock	0.65
CY2023Q2	us-gaap	Secured Long Term Debt SecuredLongTermDebt	511500000	usd
CY2022Q3	us-gaap	Secured Long Term Debt SecuredLongTermDebt	451500000	usd
CY2023Q2	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	963000	usd
CY2023	mrcy	Defined Benefit Plan Amortization Of Prior Service Cost Credit Amortization Period DefinedBenefitPlanAmortizationOfPriorServiceCostCreditAmortizationPeriod	P9Y
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-142000	usd
CY2023	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	1158000	usd
CY2023Q2	us-gaap	Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear	1122000	usd
CY2023	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	0	usd
CY2022	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	5000	usd
CY2023	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-509000	usd
CY2022	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	0	usd
CY2023	us-gaap	Defined Benefit Plan Settlements Benefit Obligation DefinedBenefitPlanSettlementsBenefitObligation	-4770000	usd
CY2022	us-gaap	Defined Benefit Plan Settlements Benefit Obligation DefinedBenefitPlanSettlementsBenefitObligation	0	usd
CY2023	us-gaap	Defined Benefit Plan Foreign Currency Exchange Rate Changes Benefit Obligation DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation	-1763000	usd
CY2022	us-gaap	Defined Benefit Plan Foreign Currency Exchange Rate Changes Benefit Obligation DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation	1035000	usd
CY2023	us-gaap	Defined Benefit Plan Settlements Plan Assets DefinedBenefitPlanSettlementsPlanAssets	4770000	usd
CY2022	us-gaap	Defined Benefit Plan Settlements Plan Assets DefinedBenefitPlanSettlementsPlanAssets	0	usd
CY2023Q2	mrcy	Capitalized Stock Based401k Matching Compensation Expense CapitalizedStockBased401kMatchingCompensationExpense	2705000	usd
CY2023	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	15665000	usd
CY2023Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000	shares
CY2023Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2023Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	1215000	usd
CY2022Q3	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	1229000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	27753000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	38293000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	28290000	usd
CY2023	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	7216000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	10339000	usd
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	7355000	usd
CY2023	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	20537000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	27954000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	20935000	usd
CY2023	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	segment
CY2023	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2023	mrcy	Entity Wide Disclosure On Geographic Areas Revenue From External Customers Attributed To Individual Foreign Countries EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToIndividualForeignCountries	973882000	usd
CY2023	mrcy	Revenues From Transactions With Other Geographic Locations Of Same Entity RevenuesFromTransactionsWithOtherGeographicLocationsOfSameEntity	0	usd
CY2023	us-gaap	Revenues Revenues	973882000	usd
CY2023Q2	us-gaap	Noncurrent Assets NoncurrentAssets	119554000	usd
CY2021	mrcy	Entity Wide Disclosure On Geographic Areas Revenue From External Customers Attributed To Individual Foreign Countries EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToIndividualForeignCountries	923996000	usd
CY2021	mrcy	Revenues From Transactions With Other Geographic Locations Of Same Entity RevenuesFromTransactionsWithOtherGeographicLocationsOfSameEntity	0	usd
CY2021	us-gaap	Revenues Revenues	923996000	usd
CY2021Q3	us-gaap	Noncurrent Assets NoncurrentAssets	128524000	usd
CY2023	us-gaap	Revenues Revenues	973882000	usd
CY2022	us-gaap	Revenues Revenues	988197000	usd
CY2021	us-gaap	Revenues Revenues	923996000	usd
CY2023	us-gaap	Revenues Revenues	973882000	usd
CY2022	us-gaap	Revenues Revenues	988197000	usd
CY2021	us-gaap	Revenues Revenues	923996000	usd
CY2023	us-gaap	Revenues Revenues	973882000	usd
CY2022	us-gaap	Revenues Revenues	988197000	usd
CY2021	us-gaap	Revenues Revenues	923996000	usd
CY2023	us-gaap	Revenues Revenues	973882000	usd
CY2022	us-gaap	Revenues Revenues	988197000	usd
CY2021	us-gaap	Revenues Revenues	923996000	usd
CY2022Q3	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	300000000	usd
CY2022Q3	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	300000000	usd
CY2022Q3	us-gaap	Derivative Fixed Interest Rate DerivativeFixedInterestRate	0.0325
CY2023Q2	us-gaap	Derivative Assets DerivativeAssets	3523000	usd
CY2023Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1335000	usd

Files In Submission

Name	View Source	Status
0001049521-23-000031-index-headers.html	Edgar Link	pending
0001049521-23-000031-index.html	Edgar Link	pending
0001049521-23-000031.txt	Edgar Link	pending
0001049521-23-000031-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
image_0a.jpg	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
mrcy-20230630.htm	Edgar Link	pending
mrcy-20230630.xsd	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
mrcy-20230630_cal.xml	Edgar Link	unprocessable
mrcy-20230630_def.xml	Edgar Link	unprocessable
mrcy-20230630_lab.xml	Edgar Link	unprocessable
mrcy-20230630_pre.xml	Edgar Link	unprocessable
mrcy-20230630_htm.xml	Edgar Link	completed
mrcy6302023-exhibit103.htm	Edgar Link	pending
mrcy6302023-exhibit106.htm	Edgar Link	pending
mrcy6302023-exhibit191.htm	Edgar Link	pending
mrcy6302023-exhibit211.htm	Edgar Link	pending
mrcy6302023-exhibit231.htm	Edgar Link	pending
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mrcy6302023-exhibit311.htm	Edgar Link	pending
mrcy6302023-exhibit312.htm	Edgar Link	pending
mrcy6302023-exhibit321.htm	Edgar Link	pending
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report.css	Edgar Link	pending
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$MRCY
MERCURY SYSTEMS INC Stock $mrcy

2023 Q3 Form 10-K Financial Statement

#000104952123000031 Filed on August 15, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MRCY MERCURY SYSTEMS INC Stock $mrcy

2023 Q3 Form 10-K Financial Statement

#000104952123000031 Filed on August 15, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MRCY
MERCURY SYSTEMS INC Stock $mrcy