Cover Page - shares	3 Months Ended
	Mar. 31, 2023	May 08, 2023
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2023
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	Q1
Entity Registrant Name	TALKSPACE, INC.
Entity Central Index Key	0001803901
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		163,659,536
Entity Shell Company	false
Entity Small Business	true
Entity Emerging Growth Company	false
Entity File Number	001-39314
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	84-4636604
Entity Address, Address Line One	622 Third Avenue
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10017
City Area Code	212
Local Phone Number	284-7206
Document Quarterly Report	true
Document Transition Report	false
Common stock
Document Information [Line Items]
Title of 12(b) Security	Common stock, par value $0.0001 per share
Trading Symbol	TALK
Security Exchange Name	NASDAQ
Warrant
Document Information [Line Items]
Title of 12(b) Security	Warrants to purchase common stock
Trading Symbol	TALKW
Security Exchange Name	NASDAQ