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NOVELLUS SYSTEMS INC

Form 10-K filed on 2/24/2012 for NOVELLUS SYSTEMS INC

Line Label Object Class Period Type Balance Name
1 41302 - Disclosure - Commitments And Contingencies (Schedule Of Changes In Accrued Warranty Liability) (Details) [Network]

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http://www.novellus.com/role/DisclosureCommitmentsAndContingenciesScheduleOfChangesInAccruedWarrantyLiabilityDetails
2 Commitments And Contingencies [Abstract] [Abstract]

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us-gaap:CommitmentsAndContingenciesDisclosureAbstract
3 Balance, beginning of period [Concept] Monetary As Of Credit us-gaap:ProductWarrantyAccrual
4 Warranties issued [Concept] Monetary For Period Credit us-gaap:ProductWarrantyAccrualWarrantiesIssued
5 Settlements [Concept] Monetary For Period Debit us-gaap:ProductWarrantyAccrualPayments
6 Net changes in liability for pre-existing warranties, including expirations [Concept] Monetary For Period Credit us-gaap:ProductWarrantyAccrualPreexistingIncreaseDecrease
7 Balance, end of period [Concept] Monetary As Of Credit us-gaap:ProductWarrantyAccrual
8 Less: Long-term portion [Concept] Monetary As Of Credit us-gaap:ProductWarrantyAccrualNoncurrent
9 Accrued warranty, current [Concept] Monetary As Of Credit us-gaap:ProductWarrantyAccrualClassifiedCurrent