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v3.23.3

Restructuring Plan - Summary of Restructuring and Abandonment Costs by Major Cost-type Incurred (Parenthetical) (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
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Mar. 31, 2023 | Sep. 30, 2023
Restructuring and Related Activities [Abstract] |  |
Non-recurring write-offs for operating lease right-of-use assets and accelerated depreciation of the related leasehold improvements | $ 4.8 | $ 4.8

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- Definition Non recurring write offs operating lease right of use assets and accelerated depreciation leasehold improvements. + References No definition available. + Details
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Namespace Prefix: | sono_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration