Revenue and Geographic Information - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 30, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 612,869	$ 672,579
Sonos speakers
Disaggregation of Revenue [Line Items]
Revenue	503,011	539,196
Sonos system products
Disaggregation of Revenue [Line Items]
Revenue	84,562	114,434
Partner products and other revenue
Disaggregation of Revenue [Line Items]
Revenue	25,296	18,949
Americas
Disaggregation of Revenue [Line Items]
Revenue	392,439	396,565
Europe, Middle East and Africa ("EMEA")
Disaggregation of Revenue [Line Items]
Revenue	191,817	240,439
Asia Pacific ("APAC")
Disaggregation of Revenue [Line Items]
Revenue	28,613	35,575
United States
Disaggregation of Revenue [Line Items]
Revenue	361,850	365,974
Other countries
Disaggregation of Revenue [Line Items]
Revenue	$ 251,019	$ 306,605