Document and Entity Information	9 Months Ended
	Sep. 30, 2014	Oct. 17, 2014
Entity [Domain]
Registrant name	Travelers Companies, Inc.
Central index key	0000086312
Document type	10-Q
Document period end date	Sep. 30, 2014
Amendment flag	false
Current fiscal year end date	--12-31
Well-known seasoned issuer	Yes
Voluntary filers	No
Current reporting status	Yes
Filer category	Large Accelerated Filer
Common stock shares outstanding		331,396,299
Document fiscal year focus	2014
Document fiscal period focus	Q3