Revenue Recognition - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 01, 2023	Jul. 02, 2022	Jul. 01, 2023	Jul. 02, 2022
Disaggregation of Revenue [Line Items]
Revenue recognized, included in beginning deferred contract liability balance	$ 10	$ 9	$ 19	$ 18
Transferred at Point in Time | Revenue from Contract with Customer Benchmark | Timing of Transfer of Goods or Services Concentration Risk
Disaggregation of Revenue [Line Items]
Revenue recognized at a point in time	98.00%	98.00%	98.00%	98.00%
SleepIQ Technology | Minimum
Disaggregation of Revenue [Line Items]
Estimated product life			4 years 6 months
SleepIQ Technology | Maximum
Disaggregation of Revenue [Line Items]
Estimated product life			5 years