|
CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified
|
12 Months Ended |
|
Dec. 31, 2014
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Dec. 31, 2013
|
Dec. 31, 2012
|
| Cash flows from operating activities: |
|
|
|
| Net income (loss) |
$ 42,055us-gaap_ProfitLoss |
$ 11,490us-gaap_ProfitLoss |
$ (11,192)us-gaap_ProfitLoss |
| Adjustments to reconcile net income (loss) to cash provided by operating activities: |
|
|
|
| Depreciation |
6,477us-gaap_Depreciation |
6,270us-gaap_Depreciation |
6,107us-gaap_Depreciation |
| Stock-based compensation expense |
10,006us-gaap_ShareBasedCompensation |
10,515us-gaap_ShareBasedCompensation |
9,204us-gaap_ShareBasedCompensation |
| Amortization of investment premium |
876us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments |
1,048us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments |
1,995us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments |
| Tax benefit from employee stock-based compensation plans |
130us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense |
354us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense |
498us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense |
| Other than temporary impairment of a privately-held company investment |
0us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment |
1,500us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment |
7,467us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment |
| Impairment of intangible asset |
943simg_ImpairmentofIntangibleAssetsExcludingGoodwillIncludingRestructuringCharges |
175simg_ImpairmentofIntangibleAssetsExcludingGoodwillIncludingRestructuringCharges |
0simg_ImpairmentofIntangibleAssetsExcludingGoodwillIncludingRestructuringCharges |
| Amortization of intangible assets |
4,176us-gaap_AmortizationOfIntangibleAssets |
2,949us-gaap_AmortizationOfIntangibleAssets |
1,331us-gaap_AmortizationOfIntangibleAssets |
| Non-operating proceeds from legal settlement |
0us-gaap_OtherNonoperatingGainsLosses |
(1,275)us-gaap_OtherNonoperatingGainsLosses |
0us-gaap_OtherNonoperatingGainsLosses |
| Gain from business acquisition |
(361)simg_RemeasurementGainLossonAcquisitionofBusiness |
0simg_RemeasurementGainLossonAcquisitionofBusiness |
0simg_RemeasurementGainLossonAcquisitionofBusiness |
| Deferred income taxes |
(31,166)us-gaap_DeferredIncomeTaxExpenseBenefit |
426us-gaap_DeferredIncomeTaxExpenseBenefit |
429us-gaap_DeferredIncomeTaxExpenseBenefit |
| Excess tax benefits from employee stock-based transactions |
(130)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities |
(354)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities |
(498)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities |
| Realized gain on sale of short-term investments |
0us-gaap_GainLossOnSaleOfInvestments |
(144)us-gaap_GainLossOnSaleOfInvestments |
(139)us-gaap_GainLossOnSaleOfInvestments |
| Equity in net loss of an unconsolidated affiliate |
150us-gaap_IncomeLossFromEquityMethodInvestments |
489us-gaap_IncomeLossFromEquityMethodInvestments |
1,803us-gaap_IncomeLossFromEquityMethodInvestments |
| Others |
270us-gaap_OtherNoncashExpense |
296us-gaap_OtherNoncashExpense |
340us-gaap_OtherNoncashExpense |
| Changes in assets and liabilities: |
|
|
|
| Accounts receivable |
11,248us-gaap_IncreaseDecreaseInAccountsReceivable |
2,818us-gaap_IncreaseDecreaseInAccountsReceivable |
(10,503)us-gaap_IncreaseDecreaseInAccountsReceivable |
| Inventories |
(5,419)us-gaap_IncreaseDecreaseInInventories |
(459)us-gaap_IncreaseDecreaseInInventories |
(1,206)us-gaap_IncreaseDecreaseInInventories |
| Prepaid expenses and other current assets |
(1,791)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets |
94us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets |
1,124us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets |
| Accounts payable |
895us-gaap_IncreaseDecreaseInAccountsPayableTrade |
2,208us-gaap_IncreaseDecreaseInAccountsPayableTrade |
(529)us-gaap_IncreaseDecreaseInAccountsPayableTrade |
| Accrued and other liabilities |
4,645us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities |
941us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities |
(3,581)us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities |
| Deferred margin on sales to distributors |
(971)simg_IncreaseDecreaseInDeferredMarginOnSalesToDistributors |
557simg_IncreaseDecreaseInDeferredMarginOnSalesToDistributors |
2,531simg_IncreaseDecreaseInDeferredMarginOnSalesToDistributors |
| Deferred license revenue |
(1,468)us-gaap_IncreaseDecreaseInDeferredRevenue |
(706)us-gaap_IncreaseDecreaseInDeferredRevenue |
(505)us-gaap_IncreaseDecreaseInDeferredRevenue |
| Cash provided by operating activities |
40,565us-gaap_NetCashProvidedByUsedInOperatingActivities |
39,192us-gaap_NetCashProvidedByUsedInOperatingActivities |
4,676us-gaap_NetCashProvidedByUsedInOperatingActivities |
| Cash flows from investing activities: |
|
|
|
| Proceeds from sales of short-term investments |
27,192us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities |
62,699us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities |
104,765us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities |
| Purchases of short-term investments |
(20,263)us-gaap_PaymentsToAcquireShortTermInvestments |
(41,053)us-gaap_PaymentsToAcquireShortTermInvestments |
(60,612)us-gaap_PaymentsToAcquireShortTermInvestments |
| Cash used in business acquisitions, net of cash acquired |
(13,464)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired |
0us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired |
0us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired |
| Purchases of property and equipment |
(7,739)us-gaap_PaymentsToAcquireProductiveAssets |
(5,761)us-gaap_PaymentsToAcquireProductiveAssets |
(8,885)us-gaap_PaymentsToAcquireProductiveAssets |
| Proceeds from sale of a privately held company investment |
7,571us-gaap_PaymentsForProceedsFromInvestments |
0us-gaap_PaymentsForProceedsFromInvestments |
0us-gaap_PaymentsForProceedsFromInvestments |
| Proceeds from legal settlement |
0us-gaap_ProceedsFromLegalSettlements |
1,275us-gaap_ProceedsFromLegalSettlements |
0us-gaap_ProceedsFromLegalSettlements |
| Investment in an unconsolidated affiliate |
0us-gaap_PaymentsToAcquireEquityMethodInvestments |
0us-gaap_PaymentsToAcquireEquityMethodInvestments |
(2,750)us-gaap_PaymentsToAcquireEquityMethodInvestments |
| Investment in privately held companies |
0us-gaap_PaymentsToAcquireBusinessesAndInterestInAffiliates |
(1,500)us-gaap_PaymentsToAcquireBusinessesAndInterestInAffiliates |
(6,000)us-gaap_PaymentsToAcquireBusinessesAndInterestInAffiliates |
| Cash paid for assets purchased from privately held company |
0us-gaap_PaymentsForPurchaseOfOtherAssets1 |
(300)us-gaap_PaymentsForPurchaseOfOtherAssets1 |
(1,200)us-gaap_PaymentsForPurchaseOfOtherAssets1 |
| Purchase of intellectual properties |
(915)us-gaap_PaymentsToAcquireIntangibleAssets |
(2,031)us-gaap_PaymentsToAcquireIntangibleAssets |
(1,242)us-gaap_PaymentsToAcquireIntangibleAssets |
| Proceeds from sale of property and equipment |
0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment |
103us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment |
0us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment |
| Cash provided by (used in) investing activities |
(7,618)us-gaap_NetCashProvidedByUsedInInvestingActivities |
13,432us-gaap_NetCashProvidedByUsedInInvestingActivities |
24,076us-gaap_NetCashProvidedByUsedInInvestingActivities |
| Cash flows from financing activities: |
|
|
|
| Proceeds from employee stock programs |
6,467us-gaap_ProceedsFromIssuanceOfCommonStock |
5,545us-gaap_ProceedsFromIssuanceOfCommonStock |
5,631us-gaap_ProceedsFromIssuanceOfCommonStock |
| Excess tax benefits from employee stock-based transactions |
130us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities |
354us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities |
498us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities |
| Payment to acquire treasury shares |
(10,832)us-gaap_PaymentsForRepurchaseOfCommonStock |
(3,005)us-gaap_PaymentsForRepurchaseOfCommonStock |
(39,684)us-gaap_PaymentsForRepurchaseOfCommonStock |
| Repurchase of restricted stock units for income tax withholding |
(1,645)us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation |
(1,981)us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation |
(2,179)us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation |
| Proceeds from sale of redeemable noncontrolling interest |
7,000us-gaap_ProceedsFromMinorityShareholders |
0us-gaap_ProceedsFromMinorityShareholders |
0us-gaap_ProceedsFromMinorityShareholders |
| Cash paid to settle contingent consideration liabilities |
(27)simg_PaymentOfContingentConsiderationLiability |
(81)simg_PaymentOfContingentConsiderationLiability |
(1,054)simg_PaymentOfContingentConsiderationLiability |
| Cash provided by (used in) financing activities |
1,093us-gaap_NetCashProvidedByUsedInFinancingActivities |
832us-gaap_NetCashProvidedByUsedInFinancingActivities |
(36,788)us-gaap_NetCashProvidedByUsedInFinancingActivities |
| Effect of exchange rate changes on cash and cash equivalents |
(41)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents |
(305)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents |
(20)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents |
| Net increase (decrease) in cash and cash equivalents |
33,999us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease |
53,151us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease |
(8,056)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease |
| Cash and cash equivalents - beginning of year |
82,220us-gaap_CashAndCashEquivalentsAtCarryingValue |
29,069us-gaap_CashAndCashEquivalentsAtCarryingValue |
37,125us-gaap_CashAndCashEquivalentsAtCarryingValue |
| Cash and cash equivalents - end of year |
116,219us-gaap_CashAndCashEquivalentsAtCarryingValue |
82,220us-gaap_CashAndCashEquivalentsAtCarryingValue |
29,069us-gaap_CashAndCashEquivalentsAtCarryingValue |
| Supplemental cash flow information: |
|
|
|
| Cash payment for income taxes |
(7,420)us-gaap_IncomeTaxesPaidNet |
(6,476)us-gaap_IncomeTaxesPaidNet |
(6,389)us-gaap_IncomeTaxesPaidNet |
| Restricted stock units vested |
4,992us-gaap_StockIssued1 |
5,617us-gaap_StockIssued1 |
6,276us-gaap_StockIssued1 |
| Property and equipment and other assets purchased but not paid for |
348us-gaap_CapitalExpendituresIncurredButNotYetPaid |
668us-gaap_CapitalExpendituresIncurredButNotYetPaid |
2,380us-gaap_CapitalExpendituresIncurredButNotYetPaid |
| Unrealized net gain (loss) on short-term investments |
$ (36)us-gaap_UnrealizedGainLossOnInvestments |
$ (223)us-gaap_UnrealizedGainLossOnInvestments |
$ 40us-gaap_UnrealizedGainLossOnInvestments |