Cover Page - USD ($)	12 Months Ended
	Dec. 31, 2020	Mar. 15, 2021	Jun. 30, 2020
Document Information [Line Items]
Document Type	10-K
Entity Interactive Data Current	Yes
Amendment Flag	false
Document Period End Date	Dec. 31, 2020
Document Fiscal Year Focus	2020
Document Fiscal Period Focus	FY
Entity Registrant Name	Hims & Hers Health, Inc.
Entity Central Index Key	0001773751
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Shell Company	false
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Address, State or Province	CA
Entity Public Float			$ 204,671,250
Document Annual Report	true
Document Transition Report	false
ICFR Auditor Attestation Flag	false
Common Class A [Member]
Document Information [Line Items]
Trading Symbol	HIMS
Security Exchange Name	NYSE
Title of 12(b) Security	Class A Common Stock, $0.0001 par value per share
Entity Common Stock, Shares Outstanding		182,973,780
Common Class V [Member]
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		8,377,623
Warrant [Member]
Document Information [Line Items]
Trading Symbol	HIMS WS
Security Exchange Name	NYSE
Title of 12(b) Security	Redeemable warrants, each whole warrant exercisable for one share of Class A Common Stock