Separate Financial Information Of Subsidiary Guarantor of Indebtedness (Schedule Of Consolidated Statement Of Cash Flows) (Details) (USD $) In Thousands	3 Months Ended
	Oct. 02, 2011	Sep. 26, 2010
Net Cash Provided by (Used in) Operating Activities	$ (56,271)	$ (55,487)
Additions to Plant and Equipment	(10,230)	(9,391)
Proceeds Received on Disposition of Plant and Equipment	80	33
Cash Investment in Subsidiary	0	0
Net Cash Used in Investing Activities	(10,150)	(9,358)
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	0	(2,500)
Capital Contributions	0	0
Treasury Stock Purchases	(3,118)	0
Net Cash Provided by (Used in) Financing Activities	(3,118)	(2,500)
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	(1,856)	(1,516)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(71,395)	(68,861)
CASH AND CASH EQUIVALENTS, Beginning	209,639	116,554
CASH AND CASH EQUIVALENTS, Ending	138,244	47,693
Briggs & Stratton Corporation [Member]
Net Cash Provided by (Used in) Operating Activities	(39,797)	(44,152)
Additions to Plant and Equipment	(9,044)	(7,078)
Proceeds Received on Disposition of Plant and Equipment	33	8
Cash Investment in Subsidiary	0	(92)
Net Cash Used in Investing Activities	(9,011)	(7,162)
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	(7,610)	(36,218)
Capital Contributions	0	0
Treasury Stock Purchases	(3,118)
Net Cash Provided by (Used in) Financing Activities	(10,728)	(36,218)
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	0	0
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(59,536)	(87,532)
CASH AND CASH EQUIVALENTS, Beginning	158,672	100,880
CASH AND CASH EQUIVALENTS, Ending	99,136	13,348
Guarantor Subsidiary [Member]
Net Cash Provided by (Used in) Operating Activities	(6,197)	(20,984)
Additions to Plant and Equipment	(505)	(2,049)
Proceeds Received on Disposition of Plant and Equipment	44	25
Cash Investment in Subsidiary	0	0
Net Cash Used in Investing Activities	(461)	(2,024)
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	7,592	23,141
Capital Contributions	0	0
Treasury Stock Purchases	0
Net Cash Provided by (Used in) Financing Activities	7,592	23,141
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	0	0
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	934	133
CASH AND CASH EQUIVALENTS, Beginning	1,372	3,675
CASH AND CASH EQUIVALENTS, Ending	2,306	3,808
Non-Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Operating Activities	(19,080)	18,662
Additions to Plant and Equipment	(681)	(264)
Proceeds Received on Disposition of Plant and Equipment	3	0
Cash Investment in Subsidiary	213	0
Net Cash Used in Investing Activities	(465)	(264)
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	8,821	1,564
Capital Contributions	213	(92)
Treasury Stock Purchases	0
Net Cash Provided by (Used in) Financing Activities	8,608	1,656
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	(1,856)	(1,516)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(12,793)	18,538
CASH AND CASH EQUIVALENTS, Beginning	49,595	11,999
CASH AND CASH EQUIVALENTS, Ending	36,802	30,537
Consolidation, Eliminations [Member]
Net Cash Provided by (Used in) Operating Activities	8,803	(9,013)
Additions to Plant and Equipment	0	0
Proceeds Received on Disposition of Plant and Equipment	0	0
Cash Investment in Subsidiary	(213)	92
Net Cash Used in Investing Activities	(213)	92
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	(8,803)	9,013
Capital Contributions	(213)	92
Treasury Stock Purchases	0
Net Cash Provided by (Used in) Financing Activities	(8,590)	8,921
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	0	0
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	0	0
CASH AND CASH EQUIVALENTS, Beginning	0	0
CASH AND CASH EQUIVALENTS, Ending	$ 0	$ 0