Cover - shares	3 Months Ended
	Mar. 28, 2021	Apr. 27, 2021
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 28, 2021
Document Transition Report	false
Entity File Number	1-6682
Entity Registrant Name	HASBRO, INC.
Entity Incorporation, State or Country Code	RI
Entity Tax Identification Number	05-0155090
Entity Address, Address Line One	1027 Newport Avenue
Entity Address, City or Town	Pawtucket,
Entity Address, State or Province	RI
Entity Address, Postal Zip Code	02861
City Area Code	401
Local Phone Number	431-8697
Title of 12(b) Security	Common Stock, $0.50 par value per share
Trading Symbol	HAS
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding (in shares)		137,568,617
Entity Central Index Key	0000046080
Current Fiscal Year End Date	--12-26
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q1
Amendment Flag	false