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v2.4.1.9

Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 27, 2014 | Dec. 28, 2013 | Dec. 29, 2012
Cash flows from operating activities: |  |  |
Net income (loss) | $ (31,118)us-gaap_NetIncomeLoss | $ (14,146)us-gaap_NetIncomeLoss | $ 4,465 us-gaap_NetIncomeLoss
Reconciliation of net income (loss) to net cash provided by (used in) operating activities: |  |  |
Depreciation and amortization | 9,767 us-gaap_DepreciationDepletionAndAmortization | 8,787 us-gaap_DepreciationDepletionAndAmortization | 8,137 us-gaap_DepreciationDepletionAndAmortization
Stock-based compensation | 6,752 us-gaap_ShareBasedCompensation | 7,674 us-gaap_ShareBasedCompensation | 5,890 us-gaap_ShareBasedCompensation
Excess tax benefit from equity awards | 0 us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities | 53 us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities | (910)us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
Loss on disposal of fixed assets | 249 us-gaap_GainLossOnDispositionOfAssets | 177 us-gaap_GainLossOnDispositionOfAssets | 303 us-gaap_GainLossOnDispositionOfAssets
Inventory write-down | 2,897 us-gaap_InventoryWriteDown | 7,579 us-gaap_InventoryWriteDown | 3,519 us-gaap_InventoryWriteDown
Deferred income taxes | 17,915 us-gaap_DeferredIncomeTaxesAndTaxCredits | (6,889)us-gaap_DeferredIncomeTaxesAndTaxCredits | 2,752 us-gaap_DeferredIncomeTaxesAndTaxCredits
Changes in fair value of contingent payments to Zygo Corporation | 201 nano_ChangesInFairValueOfContingentPayments | 1,325 nano_ChangesInFairValueOfContingentPayments | 129 nano_ChangesInFairValueOfContingentPayments
Changes in assets and liabilities: |  |  |
Accounts receivable | 3,861 us-gaap_IncreaseDecreaseInAccountsReceivable | (10,376)us-gaap_IncreaseDecreaseInAccountsReceivable | 7,733 us-gaap_IncreaseDecreaseInAccountsReceivable
Inventories | (7,173)us-gaap_IncreaseDecreaseInInventories | (7,024)us-gaap_IncreaseDecreaseInInventories | 1,383 us-gaap_IncreaseDecreaseInInventories
Inventories-delivered systems | 4,988 nano_IncreaseDecreaseInventoriesDeliveredSystems | (4,627)nano_IncreaseDecreaseInventoriesDeliveredSystems | (758)nano_IncreaseDecreaseInventoriesDeliveredSystems
Prepaid expenses and other | 2,303 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | (1,855)us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets | 1,114 us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
Accounts payable, accrued and other liabilities | 1,790 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | 4,840 us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities | (12,567)us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
Deferred revenue | (12,855)us-gaap_IncreaseDecreaseInDeferredRevenue | 12,717 us-gaap_IncreaseDecreaseInDeferredRevenue | 2,472 us-gaap_IncreaseDecreaseInDeferredRevenue
Income taxes payable | (212)us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable | (666)us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable | 346 us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable
Net cash provided by (used in) operating activities | (635)us-gaap_NetCashProvidedByUsedInOperatingActivities | (2,431)us-gaap_NetCashProvidedByUsedInOperatingActivities | 24,008 us-gaap_NetCashProvidedByUsedInOperatingActivities
Cash flows from investing activities: |  |  |
Escrow payment received related to Nanda acquisition | 0 nano_ProceedsFromEscrowRelatedToAcquisition | 0 nano_ProceedsFromEscrowRelatedToAcquisition | 508 nano_ProceedsFromEscrowRelatedToAcquisition
Sales of marketable securities | 0 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt | 0 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt | 3,000 us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
Maturities of marketable securities | 38,839 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities | 47,089 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities | 8,336 us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities
Purchases of marketable securities | (41,100)us-gaap_PaymentsToAcquireMarketableSecurities | (49,182)us-gaap_PaymentsToAcquireMarketableSecurities | (58,647)us-gaap_PaymentsToAcquireMarketableSecurities
Purchases of property, plant and equipment | (5,792)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (5,689)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (4,990)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Net cash used in investing activities | (8,053)us-gaap_NetCashProvidedByUsedInInvestingActivities | (7,782)us-gaap_NetCashProvidedByUsedInInvestingActivities | (51,793)us-gaap_NetCashProvidedByUsedInInvestingActivities
Cash flows from financing activities: |  |  |
Payments to Zygo Corporation related to acquisition | (587)us-gaap_PaymentsOfMergerRelatedCostsFinancingActivities | (1,004)us-gaap_PaymentsOfMergerRelatedCostsFinancingActivities | (300)us-gaap_PaymentsOfMergerRelatedCostsFinancingActivities
Repayments of debt obligations | 0 us-gaap_RepaymentsOfLongTermDebt | (5,224)us-gaap_RepaymentsOfLongTermDebt | (2,210)us-gaap_RepaymentsOfLongTermDebt
Proceeds from sale of shares under employee stock option plans and purchase plan | 5,958 us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions | 4,967 us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions | 3,913 us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions
Excess tax benefit from equity awards | 0 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | (53)us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities | 910 us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
Taxes paid on net issuance of stock awards | (702)us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation | (1,181)us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation | (618)us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation
Repurchases of common stock | (5,344)us-gaap_PaymentsForRepurchaseOfCommonStock | (5,000)us-gaap_PaymentsForRepurchaseOfCommonStock | (8,504)us-gaap_PaymentsForRepurchaseOfCommonStock
Net cash used in financing activities | (675)us-gaap_NetCashProvidedByUsedInFinancingActivities | (7,495)us-gaap_NetCashProvidedByUsedInFinancingActivities | (6,809)us-gaap_NetCashProvidedByUsedInFinancingActivities
Effect of exchange rate changes on cash and cash equivalents | (726)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents | (442)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents | (190)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Net decrease in cash and cash equivalents | (10,089)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (18,150)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (34,784)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents, beginning of period | 44,765 us-gaap_CashAndCashEquivalentsAtCarryingValue | 62,915 us-gaap_CashAndCashEquivalentsAtCarryingValue | 97,699 us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents, end of period | 34,676 us-gaap_CashAndCashEquivalentsAtCarryingValue | 44,765 us-gaap_CashAndCashEquivalentsAtCarryingValue | 62,915 us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental disclosure of cash flow information: |  |  |
Cash paid for interest | 0 us-gaap_InterestPaid | 232 us-gaap_InterestPaid | 522 us-gaap_InterestPaid
Cash paid for income taxes, net | 861 us-gaap_IncomeTaxesPaid | 313 us-gaap_IncomeTaxesPaid | 5,113 us-gaap_IncomeTaxesPaid
Supplemental disclosure of non-cash investing activities: |  |  |
Transfer of inventory to property, plant and equipment, net | $ 3,275 us-gaap_PropertyPlantAndEquipmentTransfersAndChanges | $ 3,145 us-gaap_PropertyPlantAndEquipmentTransfersAndChanges | $ 0 us-gaap_PropertyPlantAndEquipmentTransfersAndChanges

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- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3521-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 + Details
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- Definition The cash outflow to reacquire common stock during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition The cash outflow for financing costs associated with business combinations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition Cash outflow for purchase of trading, available-for-sale securities and held-to-maturity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow associated with maturities (principal being due), prepayments and calls (requests of early payments) on securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the sale of debt securities classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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