Document And Entity Information	6 Months Ended
	Dec. 29, 2013	Jan. 24, 2014
Document Information [Line Items]
Entity Registrant Name	BRIGGS & STRATTON CORP
Entity Central Index Key	0000014195
Current Fiscal Year End Date	--06-30
Entity Filer Category	Large Accelerated Filer
Document Type	10-Q
Document Period End Date	Dec. 29, 2013
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q2
Amendment Flag	false
Entity Common Stock, Shares Outstanding		47,010,784