Document and Entity Information (USD $)	12 Months Ended
	Dec. 01, 2012	Jan. 11, 2013	Jun. 01, 2012
Document And Entity Information [Abstract]
Document type	10-K
Document period end date	Dec. 01, 2012
Amendment flag	false
Entity registrant name	FULLER H B CO
Entity central index key	0000039368
Entity current reporting status	Yes
Entity voluntary filers	No
Current fiscal year end date	--12-01
Entity filer category	Large Accelerated Filer
Entity well known seasoned issuer	Yes
Entity common stock shares outstanding		49,944,727
Entity public float			$ 1,437,657,442.32
Document fiscal year focus	2012
Document fiscal period focus	FY