Net Loss Per Share Attributable to Common Stockholders - Antidilutive Securities Excluded from Computation of EPS (Details) - shares	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share	203,770,266
Shares subject to vesting (in shares)	2,807,500
Old Owlet
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share		36,600,529
Stock options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share	7,418,570
Stock options | Old Owlet
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share		9,866,965
RSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share	5,117,168	6,557,326
PRSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share	1,222,526	1,842,105
ESPP shares committed
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share	333,447	234,133
Common stock warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share	128,454,066	18,100,000
Convertible preferred stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share	61,224,489	0