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v2.4.1.9

Changes in Accrued Warranties and Related Costs (Detail) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended
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Mar. 28, 2015 | Mar. 29, 2014 | Mar. 28, 2015 | Mar. 29, 2014
Movement in Standard Product Warranty Accrual [Roll Forward] |  |  |  |
Beginning accrued warranty and related costs | $ 5,195 us-gaap_StandardProductWarrantyAccrual | $ 3,980 us-gaap_StandardProductWarrantyAccrual | $ 4,159 us-gaap_StandardProductWarrantyAccrual | $ 2,967 us-gaap_StandardProductWarrantyAccrual
Cost of warranty claims | (1,030)us-gaap_StandardProductWarrantyAccrualPayments | (865)us-gaap_StandardProductWarrantyAccrualPayments | (2,074)us-gaap_StandardProductWarrantyAccrualPayments | (1,929)us-gaap_StandardProductWarrantyAccrualPayments
Accruals for product warranty | 978 us-gaap_StandardProductWarrantyAccrualWarrantiesIssued | 1,253 us-gaap_StandardProductWarrantyAccrualWarrantiesIssued | 3,058 us-gaap_StandardProductWarrantyAccrualWarrantiesIssued | 3,330 us-gaap_StandardProductWarrantyAccrualWarrantiesIssued
Ending accrued warranty and related costs | $ 5,143 us-gaap_StandardProductWarrantyAccrual | $ 4,368 us-gaap_StandardProductWarrantyAccrual | $ 5,143 us-gaap_StandardProductWarrantyAccrual | $ 4,368 us-gaap_StandardProductWarrantyAccrual

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- Definition Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c)(1),(c)(5) -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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- Definition Represents the aggregate decrease in the liability for payments made (in cash or in kind) to satisfy claims under the terms of the standard product warranty. Does not include any Increase or Decrease in the liability for payments related to extended product warranties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph ((c)(2)) -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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- Definition Represents the aggregate increase in the liability for accruals related to standard product warranties issued during the reporting period. Does not include any increase in the liability for accruals related to extended product warranties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph ((c)(3)) -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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