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Commitments And Contingencies (Schedule Of Contractual Obligations And Commitments) (Details) (USD $) In Thousands, unless otherwise specified | Mar. 27, 2015
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Commitments and Contingencies Disclosure [Abstract] |
Naming rights, Remainder of Fiscal 2014 | $ 0 dlb_UnrecordedUnconditionalObligationBalanceonFirstAnniversary
Naming rights, Fiscal 2015 | 7,525 dlb_UnrecordedUnconditionalObligationBalanceOnSecondAnniversary
Naming rights, Fiscal 2016 | 7,619 dlb_UnrecordedUnconditionalObligationBalanceOnThirdAnniversary
Naming rights, Fiscal 2017 | 7,715 dlb_UnrecordedUnconditionalObligationBalanceOnFourthAnniversary
Naming rights, Fiscal 2018 | 7,811 dlb_UnrecordedUnconditionalObligationBalanceOnFifthAnniversary
Naming rights, Thereafter | 110,888 dlb_UnrecordedUnconditionalObligationDueAfterFiveYears
Naming rights, Total | 141,558 dlb_UnrecordedUnconditionalObligationBalanceSheetAmount
Donation commitments, Remainder of Fiscal 2015 | 0 dlb_UnrecordedUnconditionalDonationObligationDueinNextTwelveMonths
Donation commitments, Fiscal 2016 | 0 dlb_UnrecordedUnconditionalDonationObligationDuewithinTwoYears
Donation commitments, Fiscal 2017 | 6,045 dlb_UnrecordedUnconditionalDonationObligationDuewithinThreeYears
Donation commitments, Fiscal 2018 | 67 dlb_UnrecordedUnconditionalDonationObligationDuewithinFourYears
Donation commitments, Fiscal 2019 | 67 dlb_UnrecordedUnconditionalDonationObligationDuewithinFiveYears
Donation commitments, Thereafter | 805 dlb_UnrecordedUnconditionalDonationObligationDueafterFiveYears
Donation commitments, Total | 6,984 dlb_UnrecordedUnconditionalDonationObligation
Operating leases, Remainder of Fiscal 2014 | 6,911 us-gaap_OperatingLeasesFutureMinimumPaymentsRemainderOfFiscalYear
Operating leases, Fiscal 2015 | 11,281 us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
Operating leases, Fiscal 2016 | 9,996 us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears
Operating leases, Fiscal 2017 | 8,498 us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears
Operating leases, Fiscal 2018 | 7,368 us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears
Operating leases, Thereafter | 36,116 us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter
Operating leases, Total | 80,170 us-gaap_OperatingLeasesFutureMinimumPaymentsDue
Purchase obligation, Remainder of Fiscal 2014 | 6,646 us-gaap_UnrecordedUnconditionalPurchaseObligationDueInRemainderOfFiscalYear
Purchase obligation, Fiscal 2015 | 4,870 us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary
Purchase obligation, Fiscal 2016 | 451 us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary
Purchase Obligation, Fiscal 2017 | 0 us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary
Unrecorded Unconditional Purchase Obligation, Due within Five Years | 0 us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary
Unrecorded Unconditional Purchase Obligation, Due after Five Years | 0 us-gaap_UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears
Purchase obligation, Total | 11,967 us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount
Total, due in Remainder of Fiscal 2014 | 13,557 dlb_TotalOperatingLeasesAndPurchaseObligationsDueWithinOneYear
Total, due in Fiscal 2015 | 23,676 dlb_TotalOperatingLeasesAndPurchaseObligationsDueInTwoYears
Total, due in Fiscal 2016 | 24,111 dlb_TotalOperatingLeasesAndPurchaseObligationsDueInThreeYears
Total, due in Fiscal 2017 | 16,280 dlb_TotalOperatingLeasesAndPurchaseObligationsDueInFourYears
Total, due in Fiscal 2018 | 15,246 dlb_TotalOperatingLeasesAndPurchaseObligationsDueInFiveYears
Total, due Thereafter | 147,809 dlb_TotalOperatingLeasesAndPurchaseObligationsDueThereafter
Total due | $ 240,679 dlb_TotalOperatingLeasesAndPurchaseObligationsDue

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- Definition Total operating leases and purchase obligations due in five years. + References No definition available. + Details
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- Definition Total operating leases and purchase obligations due in three years. + References No definition available. + Details
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- Definition Unrecorded Unconditional Donation Obligation, Due within Five Years + References No definition available. + Details
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- Definition Unrecorded Unconditional Obligation, Balance on Fifth Anniversary + References No definition available. + Details
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- Definition Unrecorded Unconditional Obligation, Balance on Fourth Anniversary + References No definition available. + Details
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- Definition Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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- Definition Amount of required minimum rental payments maturing in the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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- Definition Amount of required minimum rental payments maturing in the forth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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- Definition Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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- Definition Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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- Definition Amount of required minimum rental payments maturing after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717 + Details
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- Definition Amount of required minimum rental payments maturing in the remainder of the fiscal year following the latest fiscal year ended for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year. + References No definition available. + Details
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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the fifth fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308 + Details
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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the four fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308 + Details
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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the second fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308 + Details
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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the third fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308 + Details
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- Definition Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308 + Details
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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing after the fifth fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 440 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308 + Details
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- Definition Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the remainder of the fiscal year following the latest fiscal year ended. + References No definition available. + Details
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