Commitments and Contingencies - Narrative (Details) $ in Thousands	1 Months Ended			12 Months Ended		20 Months Ended
	Sep. 30, 2024 USD ($)	Jun. 30, 2024 USD ($)	Nov. 30, 2021 claim	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Sep. 30, 2024 USD ($)	Dec. 13, 2024 complaint	Oct. 03, 2024 director_officer	Aug. 26, 2024 director_officer	Jan. 31, 2024	Sep. 08, 2023 class	Feb. 28, 2023 USD ($)
Long-term Purchase Commitment [Line Items]
Monthly interest payments to related party												$ 3,000
Monthly interest payments to related party, payment period										28 months		36 months
Related party payments	$ 623					$ 2,206
Interest expense				$ (1,630)	$ (3,191)
Butala v. Owlet, Inc. and Cherian v. Owlet, Inc. | Pending Litigation
Long-term Purchase Commitment [Line Items]
Number of new claims filed | claim			2
Number of separate classes represented | class											2
Loss Contingency Accrual, Provision				5,250
Butala v. Owlet, Inc. and Cherian v. Owlet, Inc. - Section 10(b) | Pending Litigation
Long-term Purchase Commitment [Line Items]
Litigation settlement, amount awarded to other party				3,500
Butala v. Owlet, Inc. and Cherian v. Owlet, Inc. - Section 14(a) | Pending Litigation
Long-term Purchase Commitment [Line Items]
Litigation settlement, amount awarded to other party				$ 1,750
Janet Vargas, Derivatively on Behalf of Nominal Defendant Owlet, Inc. | Pending Litigation
Long-term Purchase Commitment [Line Items]
Number of directors or officers included in complaints | director_officer									12
Number of complaints consolidated | complaint							2
Janet Vargas, Derivatively on Behalf of Nominal Defendant Owlet, Inc. | Pending Litigation | Sandbridge Acquisition Corporation
Long-term Purchase Commitment [Line Items]
Number of directors or officers included in complaints | director_officer									6
Nathan Capleton, Derivatively on Behalf of Nominal Defendant Owlet, Inc. | Pending Litigation
Long-term Purchase Commitment [Line Items]
Number of directors or officers included in complaints | director_officer								11
Related Party
Long-term Purchase Commitment [Line Items]
Interest expense	$ 508
Cloud Platform Services
Long-term Purchase Commitment [Line Items]
Purchase obligation		$ 6,739
Purchase obligation paid period		48 months