XML 49 R36.htm IDEA: XBRL DOCUMENT
v3.26.1

Balance Sheet Components - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 27, 2026 | Sep. 27, 2025
Intangible Asset, Finite-Lived [Line Items] |  |
Gross Carrying Amount | $ 94,870 | $ 94,870
Accumulated Amortization | (30,463) | (19,530)
Foreign Currency Translation | 11 | 16
Total future amortization expense | $ 64,418 | $ 75,356
Weighted-Average Remaining Life (In years) | 5 years | 5 years 8 months 23 days
Trade name |  |
Intangible Asset, Finite-Lived [Line Items] |  |
Gross Carrying Amount | $ 451 | $ 451
Accumulated Amortization | (324) | (264)
Foreign Currency Translation | 11 | 16
Total future amortization expense | $ 138 | $ 203
Weighted-Average Remaining Life (In years) | 1 year 9 months | 2 years 6 months
Technology-based |  |
Intangible Asset, Finite-Lived [Line Items] |  |
Gross Carrying Amount | $ 94,419 | $ 94,419
Accumulated Amortization | (30,139) | (19,266)
Foreign Currency Translation | 0 | 0
Total future amortization expense | $ 64,280 | $ 75,153
Weighted-Average Remaining Life (In years) | 5 years 3 days | 5 years 8 months 23 days

X
- Definition Finite Lived Intangible Assets, Foreign Currency Translation + References No definition available. + Details
Name: | sono_FiniteLivedIntangibleAssetsForeignCurrencyTranslation
Namespace Prefix: | sono_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Weighted-average period of amortization for finite-lived intangible asset acquired in business combination, asset acquisition, and from joint venture formation, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-1 + Details
Name: | us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of accumulated amortization of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482558/350-40-50-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name Accounting Standards Codification -Section 55 -Paragraph 40 -SubTopic 30 -Topic 350 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480265/350-10-S45-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, before accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482558/350-40-50-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name Accounting Standards Codification -Section 55 -Paragraph 40 -SubTopic 30 -Topic 350 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480265/350-10-S45-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 928 -SubTopic 340 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478859/928-340-50-1 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482558/350-40-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-3 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-1 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-1 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-1 Reference 9: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 10: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 20 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-20 Reference 11: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 20 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-20 Reference 12: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 13: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (h) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 14: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 15: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 16: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 17: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 18: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 38 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-38 Reference 19: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 20: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 21: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 22: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 23: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 24: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 25: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 26: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 31 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-31 Reference 27: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 29 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-29 Reference 28: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 29 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-29 Reference 29: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 20 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-20 Reference 30: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-20 Reference 31: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 32: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 33: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 34: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 35: http://www.xbrl.org/2003/role/exampleRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 14 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479876/805-20-55-14 Reference 36: http://www.xbrl.org/2003/role/exampleRef -Name Accounting Standards Codification -Section 55 -Paragraph 40 -SubTopic 30 -Topic 350 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 37: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482686/350-30-45-1 Reference 38: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 39: http://www.xbrl.org/2003/role/disclosureRef -Topic 926 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483154/926-20-50-5 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 926 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483154/926-20-50-5 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TechnologyBasedIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |