$MPWR
Monolithic Power Systems Inc

2019 Q2 Form 10-Q Financial Statement

#000143774919015315 Filed on August 02, 2019

View on sec.gov

Income Statement

Concept 2019 Q2 2018 Q2 2018 Q1
Revenue $151.0M $139.8M $129.2M
YoY Change 8.05% 24.57% 28.68%
Cost Of Revenue $67.78M $62.20M $57.66M
YoY Change 8.98% 22.5% 26.66%
Gross Profit $83.23M $77.56M $71.50M
YoY Change 7.3% 26.27% 30.37%
Gross Profit Margin 55.11% 55.5% 55.36%
Selling, General & Admin $35.06M $28.56M $27.32M
YoY Change 22.75% 10.39% 23.66%
% of Gross Profit 42.12% 36.82% 38.21%
Research & Development $27.55M $23.48M $21.61M
YoY Change 17.31% 15.72% 14.37%
% of Gross Profit 33.1% 30.27% 30.22%
Depreciation & Amortization $3.700M $3.000M $2.755M
YoY Change 23.33% -26.83% -31.87%
% of Gross Profit 4.45% 3.87% 3.85%
Operating Expenses $63.11M $52.68M $49.46M
YoY Change 19.79% 13.4% 19.83%
Operating Profit $20.12M $24.88M $22.04M
YoY Change -19.14% 66.21% 62.39%
Interest Expense $1.661M $1.563M $1.460M
YoY Change 6.27% 17.78% 15.51%
% of Operating Profit 8.26% 6.28% 6.63%
Other Income/Expense, Net $2.229M $2.232M $440.0K
YoY Change -0.13% 80.44% -68.14%
Pretax Income $22.35M $27.11M $22.48M
YoY Change -17.58% 67.3% 50.34%
Income Tax $1.700M $2.908M $621.0K
% Of Pretax Income 7.61% 10.73% 2.76%
Net Earnings $20.69M $24.21M $21.86M
YoY Change -14.51% 61.22% 50.97%
Net Earnings / Revenue 13.7% 17.32% 16.92%
Basic Earnings Per Share $0.48 $0.57 $0.52
Diluted Earnings Per Share $0.45 $0.55 $0.49
COMMON SHARES
Basic Shares Outstanding 43.11M 42.24M 41.92M
Diluted Shares Outstanding 45.48M 44.40M 44.28M

Balance Sheet

Concept 2019 Q2 2018 Q2 2018 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments $366.5M $313.5M $307.3M
YoY Change 16.91% 12.89% 10.3%
Cash & Equivalents $197.0M $83.08M $76.02M
Short-Term Investments $169.5M $230.4M $231.2M
Other Short-Term Assets $19.65M $13.97M $16.71M
YoY Change 40.58% -6.18% 51.26%
Inventory $143.6M $128.9M $111.9M
Prepaid Expenses $2.913M
Receivables $55.40M $53.46M $48.24M
Other Receivables $6.600M $2.900M $2.800M
Total Short-Term Assets $585.1M $509.8M $484.1M
YoY Change 14.77% 19.34% 19.14%
LONG-TERM ASSETS
Property, Plant & Equipment $213.8M $150.7M $153.8M
YoY Change 41.93% 49.82% 79.6%
Goodwill $6.571M $6.571M $6.571M
YoY Change 0.0% 0.0% 0.0%
Intangibles $504.0K $701.0K
YoY Change -74.51% -71.84%
Long-Term Investments $3.200M $5.200M $5.300M
YoY Change -38.46% -1.89% 0.0%
Other Assets $42.68M $31.34M $31.53M
YoY Change 36.19% 21.81% 5.78%
Total Long-Term Assets $283.0M $210.1M $213.7M
YoY Change 34.68% 49.19% 63.77%
TOTAL ASSETS
Total Short-Term Assets $585.1M $509.8M $484.1M
Total Long-Term Assets $283.0M $210.1M $213.7M
Total Assets $868.1M $720.0M $697.8M
YoY Change 20.58% 26.74% 29.99%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $26.54M $26.69M $27.51M
YoY Change -0.54% 5.77% 21.53%
Accrued Expenses $38.62M $33.03M $32.73M
YoY Change 16.9% 43.67% 42.82%
Deferred Revenue $3.203M
YoY Change
Short-Term Debt $0.00 $0.00 $0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities $88.12M $75.33M $73.30M
YoY Change 16.98% 19.97% 30.88%
LONG-TERM LIABILITIES
Long-Term Debt $0.00 $0.00 $0.00
YoY Change
Other Long-Term Liabilities $43.44M $34.87M $34.26M
YoY Change 24.56% 28.37% 34.05%
Total Long-Term Liabilities $43.44M $34.87M $34.26M
YoY Change 24.56% 28.37% 34.05%
TOTAL LIABILITIES
Total Short-Term Liabilities $88.12M $75.33M $73.30M
Total Long-Term Liabilities $43.44M $34.87M $34.26M
Total Liabilities $164.0M $140.9M $139.5M
YoY Change 16.34% 49.53% 62.78%
SHAREHOLDERS EQUITY
Retained Earnings $204.5M $162.9M $152.3M
YoY Change 25.59% 29.53% 27.29%
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $704.2M $579.0M $558.3M
YoY Change
Total Liabilities & Shareholders Equity $868.1M $720.0M $697.8M
YoY Change 20.58% 26.74% 29.99%

Cashflow Statement

Concept 2019 Q2 2018 Q2 2018 Q1
OPERATING ACTIVITIES
Net Income $20.69M $24.21M $21.86M
YoY Change -14.51% 61.22% 50.97%
Depreciation, Depletion And Amortization $3.700M $3.000M $2.755M
YoY Change 23.33% -26.83% -31.87%
Cash From Operating Activities $44.10M $25.40M $16.29M
YoY Change 73.62% 2.01% -25.58%
INVESTING ACTIVITIES
Capital Expenditures -$19.20M -$5.600M $7.400M
YoY Change 242.86% -67.25% 116.12%
Acquisitions
YoY Change
Other Investing Activities $7.900M $900.0K -$17.80M
YoY Change 777.78% -116.67% -62.76%
Cash From Investing Activities -$11.30M -$4.700M -$25.20M
YoY Change 140.43% -79.11% -50.82%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities -15.90M -12.10M 1.033M
YoY Change 31.4% 40.7% -114.79%
NET CHANGE
Cash From Operating Activities 44.10M 25.40M 16.29M
Cash From Investing Activities -11.30M -4.700M -25.20M
Cash From Financing Activities -15.90M -12.10M 1.033M
Net Change In Cash 16.90M 8.600M -6.740M
YoY Change 96.51% -238.71% -81.21%
FREE CASH FLOW
Cash From Operating Activities $44.10M $25.40M $16.29M
Capital Expenditures -$19.20M -$5.600M $7.400M
Free Cash Flow $63.30M $31.00M $8.892M
YoY Change 104.19% -26.19% -51.85%

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us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
30950000 USD
CY2018Q2 us-gaap Cumulative Effect Of New Accounting Principle In Period Of Adoption
CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
379000 USD
CY2018Q2 us-gaap Stockholders Equity
StockholdersEquity
579020000 USD
us-gaap Net Income Loss
NetIncomeLoss
46874000 USD
us-gaap Net Income Loss
NetIncomeLoss
46062000 USD
us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
6994000 USD
us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
5830000 USD
us-gaap Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
-15000 USD
us-gaap Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
-0 USD
us-gaap Accretion Amortization Of Discounts And Premiums Investments
AccretionAmortizationOfDiscountsAndPremiumsInvestments
-216000 USD
us-gaap Accretion Amortization Of Discounts And Premiums Investments
AccretionAmortizationOfDiscountsAndPremiumsInvestments
-808000 USD
mpwr Gain Loss On Deferred Compensation Plan Investments Cash Flow
GainLossOnDeferredCompensationPlanInvestmentsCashFlow
2555000 USD
mpwr Gain Loss On Deferred Compensation Plan Investments Cash Flow
GainLossOnDeferredCompensationPlanInvestmentsCashFlow
233000 USD
us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
-20000 USD
us-gaap Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
12000 USD
us-gaap Share Based Compensation
ShareBasedCompensation
38719000 USD
us-gaap Share Based Compensation
ShareBasedCompensation
30921000 USD
us-gaap Increase Decrease In Receivables
IncreaseDecreaseInReceivables
176000 USD
us-gaap Increase Decrease In Receivables
IncreaseDecreaseInReceivables
16325000 USD
us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
7205000 USD
us-gaap Increase Decrease In Inventories
IncreaseDecreaseInInventories
29602000 USD
us-gaap Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
42000 USD
us-gaap Increase Decrease In Other Operating Assets
IncreaseDecreaseInOtherOperatingAssets
983000 USD
us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
2153000 USD
us-gaap Increase Decrease In Accounts Payable
IncreaseDecreaseInAccountsPayable
3032000 USD
us-gaap Increase Decrease In Employee Related Liabilities
IncreaseDecreaseInEmployeeRelatedLiabilities
4124000 USD
us-gaap Increase Decrease In Employee Related Liabilities
IncreaseDecreaseInEmployeeRelatedLiabilities
103000 USD
us-gaap Increase Decrease In Accrued Liabilities
IncreaseDecreaseInAccruedLiabilities
423000 USD
us-gaap Increase Decrease In Accrued Liabilities
IncreaseDecreaseInAccruedLiabilities
539000 USD
us-gaap Increase Decrease In Accrued Income Taxes Payable
IncreaseDecreaseInAccruedIncomeTaxesPayable
-6627000 USD
us-gaap Increase Decrease In Accrued Income Taxes Payable
IncreaseDecreaseInAccruedIncomeTaxesPayable
1546000 USD
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
82893000 USD
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
41710000 USD
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
77638000 USD
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
12998000 USD
mpwr Payments To Acquire In Place Leases
PaymentsToAcquireInPlaceLeases
981000 USD
mpwr Payments To Acquire In Place Leases
PaymentsToAcquireInPlaceLeases
-0 USD
us-gaap Payments To Acquire Short Term Investments
PaymentsToAcquireShortTermInvestments
21546000 USD
us-gaap Payments To Acquire Short Term Investments
PaymentsToAcquireShortTermInvestments
67002000 USD
us-gaap Proceeds From Sale Of Short Term Investments
ProceedsFromSaleOfShortTermInvestments
57999000 USD
us-gaap Proceeds From Sale Of Short Term Investments
ProceedsFromSaleOfShortTermInvestments
51059000 USD
us-gaap Proceeds From Sale Of Longterm Investments
ProceedsFromSaleOfLongtermInvestments
75000 USD
us-gaap Proceeds From Sale Of Longterm Investments
ProceedsFromSaleOfLongtermInvestments
0 USD
us-gaap Proceeds From Sale Of Property Plant And Equipment
ProceedsFromSaleOfPropertyPlantAndEquipment
1456000 USD
us-gaap Proceeds From Sale Of Property Plant And Equipment
ProceedsFromSaleOfPropertyPlantAndEquipment
0 USD
mpwr Contributions Made To Deferred Compensation Plan
ContributionsMadeToDeferredCompensationPlan
1435000 USD
mpwr Contributions Made To Deferred Compensation Plan
ContributionsMadeToDeferredCompensationPlan
911000 USD
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-42070000 USD
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-29852000 USD
mpwr Property And Equipment Purchased On Extended Payment Terms
PropertyAndEquipmentPurchasedOnExtendedPaymentTerms
3000 USD
mpwr Property And Equipment Purchased On Extended Payment Terms
PropertyAndEquipmentPurchasedOnExtendedPaymentTerms
-0 USD
us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
0 USD
us-gaap Proceeds From Stock Options Exercised
ProceedsFromStockOptionsExercised
59000 USD
us-gaap Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
12471000 USD
us-gaap Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans
ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans
8709000 USD
us-gaap Proceeds From Stock Plans
ProceedsFromStockPlans
1627000 USD
us-gaap Proceeds From Stock Plans
ProceedsFromStockPlans
1562000 USD
us-gaap Payments Of Dividends
PaymentsOfDividends
30784000 USD
us-gaap Payments Of Dividends
PaymentsOfDividends
21467000 USD
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
-16689000 USD
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
-11137000 USD
us-gaap Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
175000 USD
us-gaap Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
-407000 USD
us-gaap Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
24309000 USD
us-gaap Cash And Cash Equivalents Period Increase Decrease
CashAndCashEquivalentsPeriodIncreaseDecrease
314000 USD
CY2018Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
172818000 USD
CY2017Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
82874000 USD
CY2019Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
197127000 USD
CY2018Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
83188000 USD
us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
7168000 USD
us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
3884000 USD
us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
3028000 USD
us-gaap Capital Expenditures Incurred But Not Yet Paid
CapitalExpendituresIncurredButNotYetPaid
2939000 USD
CY2019Q2 mpwr Dividends And Dividend Equivalents Accrued
DividendsAndDividendEquivalentsAccrued
19749000 USD
CY2018Q2 mpwr Dividends And Dividend Equivalents Accrued
DividendsAndDividendEquivalentsAccrued
14530000 USD
mpwr Lapse Period For Consignment
LapsePeriodForConsignment
P60D
CY2019Q2 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
55400000 USD
CY2018Q4 us-gaap Accounts Receivable Net Current
AccountsReceivableNetCurrent
55200000 USD
mpwr Revenue Performance Obligation Performance Period Following Prepayment
RevenuePerformanceObligationPerformancePeriodFollowingPrepayment
P14D
CY2019Q2 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
22709000 USD
CY2018Q2 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
15892000 USD
us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
38719000 USD
us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
30921000 USD
CY2019Q2 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
706000 USD
CY2018Q2 us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
829000 USD
us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
1544000 USD
us-gaap Employee Service Share Based Compensation Tax Benefit From Compensation Expense
EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
1959000 USD
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
4633000
CY2018Q4 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
50.94
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
484000
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
106.41
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
715000
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
50.52
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
8000
us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
87.85
CY2019Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
4394000
CY2019Q2 us-gaap Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
57.05
CY2019Q2 us-gaap Inventory Raw Materials Net Of Reserves
InventoryRawMaterialsNetOfReserves
42278000 USD
CY2018Q4 us-gaap Inventory Raw Materials Net Of Reserves
InventoryRawMaterialsNetOfReserves
43017000 USD
CY2019Q2 us-gaap Inventory Work In Process Net Of Reserves
InventoryWorkInProcessNetOfReserves
36390000 USD
CY2018Q4 us-gaap Inventory Work In Process Net Of Reserves
InventoryWorkInProcessNetOfReserves
38674000 USD
CY2019Q2 us-gaap Inventory Finished Goods Net Of Reserves
InventoryFinishedGoodsNetOfReserves
64954000 USD
CY2018Q4 us-gaap Inventory Finished Goods Net Of Reserves
InventoryFinishedGoodsNetOfReserves
54693000 USD
CY2019Q2 us-gaap Inventory Net
InventoryNet
143622000 USD
CY2018Q4 us-gaap Inventory Net
InventoryNet
136384000 USD
CY2019Q2 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
42675000 USD
CY2018Q4 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
35979000 USD
CY2019Q2 us-gaap Assets Held For Sale Not Part Of Disposal Group Current
AssetsHeldForSaleNotPartOfDisposalGroupCurrent
7076000 USD
CY2018Q4 us-gaap Assets Held For Sale Not Part Of Disposal Group Current
AssetsHeldForSaleNotPartOfDisposalGroupCurrent
0 USD
CY2019Q2 mpwr Tax Withholding Share Based Payment Arrangement Proceeds Receivable
TaxWithholdingShareBasedPaymentArrangementProceedsReceivable
4522000 USD
CY2018Q4 mpwr Tax Withholding Share Based Payment Arrangement Proceeds Receivable
TaxWithholdingShareBasedPaymentArrangementProceedsReceivable
39000 USD
CY2019Q2 us-gaap Prepaid Expense Current
PrepaidExpenseCurrent
2913000 USD
CY2018Q4 us-gaap Prepaid Expense Current
PrepaidExpenseCurrent
3425000 USD
CY2019Q2 us-gaap Interest Receivable Current
InterestReceivableCurrent
1516000 USD
CY2018Q4 us-gaap Interest Receivable Current
InterestReceivableCurrent
1441000 USD
CY2019Q2 mpwr Product Return Assets Current
ProductReturnAssetsCurrent
1274000 USD
CY2018Q4 mpwr Product Return Assets Current
ProductReturnAssetsCurrent
1602000 USD
CY2019Q2 us-gaap Value Added Tax Receivable Current
ValueAddedTaxReceivableCurrent
590000 USD
CY2018Q4 us-gaap Value Added Tax Receivable Current
ValueAddedTaxReceivableCurrent
423000 USD
CY2019Q2 mpwr Refund Receivable
RefundReceivable
0 USD
CY2018Q4 mpwr Refund Receivable
RefundReceivable
4297000 USD
CY2019Q2 us-gaap Other Assets Miscellaneous Current
OtherAssetsMiscellaneousCurrent
1754000 USD
CY2018Q4 us-gaap Other Assets Miscellaneous Current
OtherAssetsMiscellaneousCurrent
704000 USD
CY2019Q2 us-gaap Other Assets Current
OtherAssetsCurrent
19645000 USD
CY2018Q4 us-gaap Other Assets Current
OtherAssetsCurrent
11931000 USD
CY2019Q2 us-gaap Deferred Compensation Plan Assets
DeferredCompensationPlanAssets
35961000 USD
CY2018Q4 us-gaap Deferred Compensation Plan Assets
DeferredCompensationPlanAssets
31970000 USD
CY2019Q2 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
2688000 USD
CY2018Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
0 USD
CY2019Q2 us-gaap Prepaid Expense Other Noncurrent
PrepaidExpenseOtherNoncurrent
2520000 USD
CY2018Q4 us-gaap Prepaid Expense Other Noncurrent
PrepaidExpenseOtherNoncurrent
2713000 USD
CY2019Q2 us-gaap Other Assets Miscellaneous Noncurrent
OtherAssetsMiscellaneousNoncurrent
1506000 USD
CY2018Q4 us-gaap Other Assets Miscellaneous Noncurrent
OtherAssetsMiscellaneousNoncurrent
1296000 USD
CY2019Q2 mpwr Dividends And Dividend Equivalents
DividendsAndDividendEquivalents
21554000 USD
CY2018Q4 mpwr Dividends And Dividend Equivalents
DividendsAndDividendEquivalents
15044000 USD
CY2019Q2 mpwr Stock Rotation Reserve And Accrued Sales Returns
StockRotationReserveAndAccruedSalesReturns
4339000 USD
CY2018Q4 mpwr Stock Rotation Reserve And Accrued Sales Returns
StockRotationReserveAndAccruedSalesReturns
5363000 USD
CY2019Q2 us-gaap Contract With Customer Liability Current
ContractWithCustomerLiabilityCurrent
3203000 USD
CY2018Q4 us-gaap Contract With Customer Liability Current
ContractWithCustomerLiabilityCurrent
2520000 USD
CY2019Q2 us-gaap Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
2359000 USD
CY2018Q4 us-gaap Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
7018000 USD
CY2019Q2 us-gaap Product Warranty Accrual Classified Current
ProductWarrantyAccrualClassifiedCurrent
1748000 USD
CY2018Q4 us-gaap Product Warranty Accrual Classified Current
ProductWarrantyAccrualClassifiedCurrent
4564000 USD
CY2019Q2 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
1097000 USD
CY2018Q4 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
0 USD
CY2019Q2 us-gaap Accrued Sales Commission Current
AccruedSalesCommissionCurrent
945000 USD
CY2018Q4 us-gaap Accrued Sales Commission Current
AccruedSalesCommissionCurrent
1369000 USD
CY2019Q2 us-gaap Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
3371000 USD
CY2018Q4 us-gaap Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
3084000 USD
CY2019Q2 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
38616000 USD
CY2018Q4 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
38962000 USD
CY2019Q2 us-gaap Deferred Compensation Liability Classified Noncurrent
DeferredCompensationLiabilityClassifiedNoncurrent
36594000 USD
CY2018Q4 us-gaap Deferred Compensation Liability Classified Noncurrent
DeferredCompensationLiabilityClassifiedNoncurrent
32283000 USD
CY2019Q2 mpwr Dividend Equivalents Noncurrent
DividendEquivalentsNoncurrent
5921000 USD
CY2018Q4 mpwr Dividend Equivalents Noncurrent
DividendEquivalentsNoncurrent
6145000 USD
CY2019Q2 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
893000 USD
CY2018Q4 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
0 USD
CY2019Q2 us-gaap Other Accrued Liabilities Noncurrent
OtherAccruedLiabilitiesNoncurrent
29000 USD
CY2018Q4 us-gaap Other Accrued Liabilities Noncurrent
OtherAccruedLiabilitiesNoncurrent
97000 USD
CY2019Q2 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
43437000 USD
CY2018Q4 us-gaap Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
38525000 USD
CY2019Q1 us-gaap Payments To Acquire Real Estate
PaymentsToAcquireRealEstate
52900000 USD
CY2019Q1 mpwr Real Estate Capitalized Transaction Costs
RealEstateCapitalizedTransactionCosts
400000 USD
CY2019Q2 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
2700000 USD
CY2019Q2 us-gaap Operating Lease Liability
OperatingLeaseLiability
2000000.0 USD
CY2019Q2 us-gaap Operating Lease Cost
OperatingLeaseCost
332000 USD
us-gaap Operating Lease Cost
OperatingLeaseCost
637000 USD
CY2019Q2 us-gaap Short Term Lease Cost
ShortTermLeaseCost
84000 USD
us-gaap Short Term Lease Cost
ShortTermLeaseCost
182000 USD
CY2019Q2 us-gaap Lease Cost
LeaseCost
416000 USD
us-gaap Lease Cost
LeaseCost
819000 USD
CY2019Q2 us-gaap Operating Lease Payments
OperatingLeasePayments
423000 USD
us-gaap Operating Lease Payments
OperatingLeasePayments
727000 USD
CY2019Q2 us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
317000 USD
us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
2581000 USD
CY2019Q2 us-gaap Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
P2Y2M12D
CY2019Q2 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.042 pure
CY2019Q1 us-gaap Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
2200000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
569000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
954000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
348000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
210000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Five
LesseeOperatingLeaseLiabilityPaymentsDueYearFive
57000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
2138000 USD
CY2019Q2 us-gaap Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
148000 USD
CY2019Q2 us-gaap Operating Lease Liability
OperatingLeaseLiability
1990000 USD
CY2019Q2 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
1097000 USD
CY2019Q2 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
893000 USD
CY2019Q2 us-gaap Operating Lease Lease Income Lease Payments
OperatingLeaseLeaseIncomeLeasePayments
700000 USD
us-gaap Operating Lease Lease Income Lease Payments
OperatingLeaseLeaseIncomeLeasePayments
900000 USD
CY2019Q2 us-gaap Lessor Operating Lease Payments To Be Received Remainder Of Fiscal Year
LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear
703000 USD
CY2019Q2 us-gaap Lessor Operating Lease Payments To Be Received Two Years
LessorOperatingLeasePaymentsToBeReceivedTwoYears
1105000 USD
CY2019Q2 us-gaap Lessor Operating Lease Payments To Be Received Three Years
LessorOperatingLeasePaymentsToBeReceivedThreeYears
880000 USD
CY2019Q2 us-gaap Lessor Operating Lease Payments To Be Received Four Years
LessorOperatingLeasePaymentsToBeReceivedFourYears
427000 USD
CY2019Q2 us-gaap Lessor Operating Lease Payments To Be Received Five Years
LessorOperatingLeasePaymentsToBeReceivedFiveYears
91000 USD
CY2019Q2 us-gaap Lessor Operating Lease Payments To Be Received Thereafter
LessorOperatingLeasePaymentsToBeReceivedThereafter
12000 USD
CY2019Q2 us-gaap Lessor Operating Lease Payments To Be Received
LessorOperatingLeasePaymentsToBeReceived
3218000 USD
CY2019Q2 us-gaap Net Income Loss
NetIncomeLoss
20693000 USD
CY2018Q2 us-gaap Net Income Loss
NetIncomeLoss
24206000 USD
us-gaap Net Income Loss
NetIncomeLoss
46874000 USD
us-gaap Net Income Loss
NetIncomeLoss
46062000 USD
CY2019Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
43109000
CY2018Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
42237000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
42929000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
42079000
CY2019Q2 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
2374000
CY2018Q2 us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
2163000
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
2429000
CY2019Q2 us-gaap Noncurrent Assets
NoncurrentAssets
213830000 USD
us-gaap Weighted Average Number Diluted Shares Outstanding Adjustment
WeightedAverageNumberDilutedSharesOutstandingAdjustment
2262000
CY2019Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
45483000
CY2018Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
44400000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
45358000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
44341000
CY2019Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.48
CY2018Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
0.57
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.09
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
1.09
CY2019Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.45
CY2018Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
0.55
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.03
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
1.04
us-gaap Number Of Reportable Segments
NumberOfReportableSegments
1 pure
CY2019Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
151007000 USD
CY2018Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
139761000 USD
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
292370000 USD
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
268911000 USD
CY2019Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
151007000 USD
CY2018Q2 us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
139761000 USD
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
292370000 USD
us-gaap Revenue From Contract With Customer Excluding Assessed Tax
RevenueFromContractWithCustomerExcludingAssessedTax
268911000 USD
CY2018Q4 us-gaap Noncurrent Assets
NoncurrentAssets
150001000 USD
CY2019Q1 us-gaap Standard Product Warranty Accrual
StandardProductWarrantyAccrual
2045000 USD
CY2018Q1 us-gaap Standard Product Warranty Accrual
StandardProductWarrantyAccrual
3740000 USD
CY2018Q4 us-gaap Standard Product Warranty Accrual
StandardProductWarrantyAccrual
4564000 USD
CY2017Q4 us-gaap Standard Product Warranty Accrual
StandardProductWarrantyAccrual
2416000 USD
CY2019Q2 us-gaap Standard Product Warranty Accrual Warranties Issued
StandardProductWarrantyAccrualWarrantiesIssued
311000 USD
CY2018Q2 us-gaap Standard Product Warranty Accrual Warranties Issued
StandardProductWarrantyAccrualWarrantiesIssued
335000 USD
us-gaap Standard Product Warranty Accrual Warranties Issued
StandardProductWarrantyAccrualWarrantiesIssued
579000 USD
us-gaap Standard Product Warranty Accrual Warranties Issued
StandardProductWarrantyAccrualWarrantiesIssued
1814000 USD
CY2019Q2 us-gaap Product Warranty Accrual Payments
ProductWarrantyAccrualPayments
28000 USD
CY2018Q2 us-gaap Product Warranty Accrual Payments
ProductWarrantyAccrualPayments
9000 USD
us-gaap Product Warranty Accrual Payments
ProductWarrantyAccrualPayments
2299000 USD
us-gaap Product Warranty Accrual Payments
ProductWarrantyAccrualPayments
64000 USD
CY2019Q2 us-gaap Product Warranty Accrual Preexisting Increase Decrease
ProductWarrantyAccrualPreexistingIncreaseDecrease
580000 USD
CY2018Q2 us-gaap Product Warranty Accrual Preexisting Increase Decrease
ProductWarrantyAccrualPreexistingIncreaseDecrease
115000 USD
us-gaap Product Warranty Accrual Preexisting Increase Decrease
ProductWarrantyAccrualPreexistingIncreaseDecrease
1096000 USD
us-gaap Product Warranty Accrual Preexisting Increase Decrease
ProductWarrantyAccrualPreexistingIncreaseDecrease
215000 USD
CY2019Q2 us-gaap Standard Product Warranty Accrual
StandardProductWarrantyAccrual
1748000 USD
CY2018Q2 us-gaap Standard Product Warranty Accrual
StandardProductWarrantyAccrual
3951000 USD
CY2019Q2 us-gaap Standard Product Warranty Accrual
StandardProductWarrantyAccrual
1748000 USD
CY2018Q2 us-gaap Standard Product Warranty Accrual
StandardProductWarrantyAccrual
3951000 USD
CY2019Q2 us-gaap Purchase Obligation
PurchaseObligation
71400000 USD
CY2019Q2 us-gaap Cash
Cash
155192000 USD
CY2018Q4 us-gaap Cash
Cash
131569000 USD
CY2019Q2 us-gaap Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
41820000 USD
CY2018Q4 us-gaap Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
41135000 USD
CY2019Q2 us-gaap Us Government Securities At Carrying Value
USGovernmentSecuritiesAtCarryingValue
32311000 USD
CY2018Q4 us-gaap Us Government Securities At Carrying Value
USGovernmentSecuritiesAtCarryingValue
32068000 USD
CY2019Q2 us-gaap Certificates Of Deposit At Carrying Value
CertificatesOfDepositAtCarryingValue
1600000 USD
CY2018Q4 us-gaap Certificates Of Deposit At Carrying Value
CertificatesOfDepositAtCarryingValue
1600000 USD
CY2019Q2 mpwr Cash Cash Equivalents And Investments
CashCashEquivalentsAndInvestments
369686000 USD
CY2018Q4 mpwr Cash Cash Equivalents And Investments
CashCashEquivalentsAndInvestments
380522000 USD
CY2019Q2 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
197012000 USD
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
172704000 USD
CY2019Q2 us-gaap Short Term Investments
ShortTermInvestments
169459000 USD
CY2018Q4 us-gaap Short Term Investments
ShortTermInvestments
204577000 USD
CY2019Q2 us-gaap Long Term Investments
LongTermInvestments
3215000 USD
CY2018Q4 us-gaap Long Term Investments
LongTermInvestments
3241000 USD
CY2019Q2 mpwr Cash Cash Equivalents And Investments
CashCashEquivalentsAndInvestments
369686000 USD
CY2018Q4 mpwr Cash Cash Equivalents And Investments
CashCashEquivalentsAndInvestments
380522000 USD
CY2019Q2 us-gaap Available For Sale Securities Debt Maturities Within One Year Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost
123930000 USD
CY2018Q4 us-gaap Available For Sale Securities Debt Maturities Within One Year Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost
125845000 USD
CY2019Q2 us-gaap Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost
45529000 USD
CY2018Q4 us-gaap Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost
78732000 USD
CY2019Q2 us-gaap Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost
3215000 USD
CY2018Q4 us-gaap Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost
AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost
3241000 USD
CY2019Q2 us-gaap Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
172674000 USD
CY2018Q4 us-gaap Available For Sale Debt Securities Amortized Cost Basis
AvailableForSaleDebtSecuritiesAmortizedCostBasis
207818000 USD
CY2019Q2 us-gaap Available For Sale Securities Amortized Cost
AvailableForSaleSecuritiesAmortizedCost
214742000 USD
CY2019Q2 us-gaap Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
244000 USD
CY2019Q2 us-gaap Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
492000 USD
CY2019Q2 us-gaap Available For Sale Securities
AvailableForSaleSecurities
214494000 USD
CY2019Q2 us-gaap Available For Sale Securities Continuous Unrealized Loss Position Fair Value
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
86051000 USD
CY2018Q4 us-gaap Available For Sale Securities Amortized Cost
AvailableForSaleSecuritiesAmortizedCost
250800000 USD
CY2018Q4 us-gaap Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax
AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
9000 USD
CY2018Q4 us-gaap Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax
AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
1856000 USD
CY2018Q4 us-gaap Available For Sale Securities
AvailableForSaleSecurities
248953000 USD
CY2018Q4 us-gaap Available For Sale Securities Continuous Unrealized Loss Position Fair Value
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
197952000 USD
CY2019Q2 us-gaap Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
500000 USD
CY2018Q4 us-gaap Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value
AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
1600000 USD
CY2019Q2 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
197012000 USD
CY2018Q4 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
172704000 USD
CY2019Q2 us-gaap Restricted Cash And Cash Equivalents
RestrictedCashAndCashEquivalents
115000 USD
CY2018Q4 us-gaap Restricted Cash And Cash Equivalents
RestrictedCashAndCashEquivalents
114000 USD
CY2019Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
197127000 USD
CY2018Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
172818000 USD
CY2019Q2 us-gaap Assets Fair Value Disclosure
AssetsFairValueDisclosure
235811000 USD
CY2018Q4 us-gaap Assets Fair Value Disclosure
AssetsFairValueDisclosure
267820000 USD
CY2019Q2 us-gaap Deferred Compensation Plan Assets
DeferredCompensationPlanAssets
35961000 USD
CY2018Q4 us-gaap Deferred Compensation Plan Assets
DeferredCompensationPlanAssets
31970000 USD
CY2019Q2 us-gaap Deferred Compensation Liability Current And Noncurrent
DeferredCompensationLiabilityCurrentAndNoncurrent
37019000 USD
CY2018Q4 us-gaap Deferred Compensation Liability Current And Noncurrent
DeferredCompensationLiabilityCurrentAndNoncurrent
32730000 USD
CY2019Q2 us-gaap Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
1661000 USD
CY2018Q2 us-gaap Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
1563000 USD
us-gaap Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
3357000 USD
us-gaap Interest Income Expense Nonoperating Net
InterestIncomeExpenseNonoperatingNet
3024000 USD
CY2019Q2 us-gaap Accretion Amortization Of Discounts And Premiums Investments
AccretionAmortizationOfDiscountsAndPremiumsInvestments
-95000 USD
CY2018Q2 us-gaap Accretion Amortization Of Discounts And Premiums Investments
AccretionAmortizationOfDiscountsAndPremiumsInvestments
-374000 USD
us-gaap Accretion Amortization Of Discounts And Premiums Investments
AccretionAmortizationOfDiscountsAndPremiumsInvestments
-216000 USD
us-gaap Accretion Amortization Of Discounts And Premiums Investments
AccretionAmortizationOfDiscountsAndPremiumsInvestments
-808000 USD
CY2019Q2 mpwr Gain Loss On Deferred Compensation Plan Investments
GainLossOnDeferredCompensationPlanInvestments
620000 USD
CY2018Q2 mpwr Gain Loss On Deferred Compensation Plan Investments
GainLossOnDeferredCompensationPlanInvestments
419000 USD
mpwr Gain Loss On Deferred Compensation Plan Investments
GainLossOnDeferredCompensationPlanInvestments
2555000 USD
mpwr Gain Loss On Deferred Compensation Plan Investments
GainLossOnDeferredCompensationPlanInvestments
233000 USD
CY2019Q2 us-gaap Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
73000 USD
CY2018Q2 us-gaap Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
614000 USD
us-gaap Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
-128000 USD
us-gaap Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
214000 USD
CY2019Q2 us-gaap Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
-30000 USD
CY2018Q2 us-gaap Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
10000 USD
us-gaap Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
1000 USD
us-gaap Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
10000 USD
CY2019Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
2229000 USD
CY2018Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
2232000 USD
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
5569000 USD
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
2673000 USD
CY2019Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
1700000 USD
CY2019Q2 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.074 pure
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
500000 USD
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.011 pure
CY2018Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
2900000 USD
CY2018Q2 us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.107 pure
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
3500000 USD
us-gaap Effective Income Tax Rate Continuing Operations
EffectiveIncomeTaxRateContinuingOperations
0.071 pure
CY2019Q2 mpwr Gilti Income
GILTIIncome
10100000 USD
mpwr Gilti Income
GILTIIncome
25600000 USD
CY2018Q2 mpwr Gilti Income
GILTIIncome
15500000 USD
mpwr Gilti Income
GILTIIncome
27900000 USD
CY2019Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.40
CY2018Q2 us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.30
us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.80
us-gaap Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
0.60
CY2019Q2 us-gaap Dividends Common Stock
DividendsCommonStock
17261000 USD
CY2018Q2 us-gaap Dividends Common Stock
DividendsCommonStock
12686000 USD
us-gaap Dividends Common Stock
DividendsCommonStock
34441000 USD
us-gaap Dividends Common Stock
DividendsCommonStock
25330000 USD
CY2019Q2 us-gaap Dividends Payable Current
DividendsPayableCurrent
17300000 USD
CY2018Q4 us-gaap Dividends Payable Current
DividendsPayableCurrent
12800000 USD
CY2019Q2 mpwr Accrued Dividend Equivalents
AccruedDividendEquivalents
10200000 USD
CY2018Q4 mpwr Accrued Dividend Equivalents
AccruedDividendEquivalents
8400000 USD

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