Document and Entity Information (USD $)	3 Months Ended
	Apr. 01, 2012	Apr. 20, 2012	Jun. 24, 2011
Entity Registrant Name	HASBRO INC
Entity Central Index Key	0000046080
Current Fiscal Year End Date	--12-30
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 5,231,438,000
Entity Common Stock, Shares Outstanding		129,673,478
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q1
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Apr. 01, 2012