Separate Financial Information Of Subsidiary Guarantor of Indebtedness (Schedule Of Consolidated Balance Sheets) (Details) (USD $) In Thousands, unless otherwise specified	Apr. 01, 2012	Jul. 03, 2011
Current Assets	$ 1,060,779	$ 978,739
Investment in Subsidiaries	0	0
Non-Current Assets	660,071	687,479
TOTAL ASSETS	1,720,850	1,666,218
Current Liabilities	382,504	344,383
Other Long-Term Obligations	594,699	583,892
Shareholders' Investment	743,647	737,943
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	1,720,850	1,666,218
Briggs & Stratton Corporation [Member]
Current Assets	525,821	519,783
Investment in Subsidiaries	620,378	617,553
Non-Current Assets	435,027	455,876
TOTAL ASSETS	1,581,226	1,593,212
Current Liabilities	328,340	292,908
Other Long-Term Obligations	509,239	562,361
Shareholders' Investment	743,647	737,943
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	1,581,226	1,593,212
Guarantor Subsidiary [Member]
Current Assets	457,378	343,266
Investment in Subsidiaries	0	0
Non-Current Assets	216,310	229,054
TOTAL ASSETS	673,688	572,320
Current Liabilities	125,258	88,888
Other Long-Term Obligations	84,101	20,988
Shareholders' Investment	464,329	462,444
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	673,688	572,320
Non-Guarantor Subsidiaries [Member]
Current Assets	256,305	254,548
Investment in Subsidiaries	0	0
Non-Current Assets	43,446	40,617
TOTAL ASSETS	299,751	295,165
Current Liabilities	107,631	101,445
Other Long-Term Obligations	36,071	38,611
Shareholders' Investment	156,049	155,109
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	299,751	295,165
Consolidation, Eliminations [Member]
Current Assets	(178,725)	(138,858)
Investment in Subsidiaries	(620,378)	(617,553)
Non-Current Assets	(34,712)	(38,068)
TOTAL ASSETS	(833,815)	(794,479)
Current Liabilities	(178,725)	(138,858)
Other Long-Term Obligations	(34,712)	(38,068)
Shareholders' Investment	(620,378)	(617,553)
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	$ (833,815)	$ (794,479)