Separate Financial Information Of Subsidiary Guarantor of Indebtedness (Schedule Of Consolidating Statement Of Cash Flows) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended		12 Months Ended
	Mar. 30, 2014	Mar. 31, 2013	Jun. 30, 2013
Net Cash Provided by (Used in) Operating Activities	$ (14,033)	$ (73,779)
Cash Flows from Investing Activities:
Additions to Plant and Equipment	(29,471)	(26,301)
Proceeds Received on Disposition of Plant and Equipment	109	6,705
Cash Investment In Subsidiary	0	0
Cash Paid for Acquisition, Net of Cash Acquired	0	(59,627)	(59,600)
Net Cash Provided by (Used in) Investing Activities	(29,362)	(79,223)
Cash flows from Financing Activities:
Repayments of Short-term Debt	(300)	(900)
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	0	35,350
Debt Issuance Costs	(949)	0
Treasury Stock Purchases	(30,066)	(23,057)
Stock Option Exercise Proceeds and Tax Benefits	4,361	19,613
Cash Dividends Paid	(11,387)	(11,499)
Net Cash Provided by (Used in) Financing Activities	(38,341)	19,507
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	529	(12)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(81,207)	(133,507)
CASH AND CASH EQUIVALENTS, Beginning	188,445	156,075	156,075
CASH AND CASH EQUIVALENTS, Ending	107,238	22,568	188,445
Briggs & Stratton Corporation [Member]
Net Cash Provided by (Used in) Operating Activities	(48,051)	(135,858)
Cash Flows from Investing Activities:
Additions to Plant and Equipment	(26,474)	(19,924)
Proceeds Received on Disposition of Plant and Equipment	57	44
Cash Investment In Subsidiary	8,107	(18,195)
Cash Paid for Acquisition, Net of Cash Acquired		0
Net Cash Provided by (Used in) Investing Activities	(18,310)	(38,075)
Cash flows from Financing Activities:
Repayments of Short-term Debt	0	0
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	(668)	57,954
Debt Issuance Costs	(949)
Treasury Stock Purchases	(30,066)	(23,057)
Stock Option Exercise Proceeds and Tax Benefits	4,361	(19,613)
Cash Dividends Paid	(11,387)	(11,499)
Net Cash Provided by (Used in) Financing Activities	(38,709)	43,011
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	0	0
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(105,070)	(130,922)
CASH AND CASH EQUIVALENTS, Beginning	162,628	133,108	133,108
CASH AND CASH EQUIVALENTS, Ending	57,558	2,186
Guarantor Subsidiary [Member]
Net Cash Provided by (Used in) Operating Activities	1,925	17,333
Cash Flows from Investing Activities:
Additions to Plant and Equipment	(1,932)	(4,861)
Proceeds Received on Disposition of Plant and Equipment	33	5,664
Cash Investment In Subsidiary	0	0
Cash Paid for Acquisition, Net of Cash Acquired		0
Net Cash Provided by (Used in) Investing Activities	(1,899)	803
Cash flows from Financing Activities:
Repayments of Short-term Debt	0	0
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	668	(22,604)
Debt Issuance Costs	0
Treasury Stock Purchases	0	0
Stock Option Exercise Proceeds and Tax Benefits	0	0
Cash Dividends Paid	0	0
Net Cash Provided by (Used in) Financing Activities	668	(22,604)
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	0	0
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	694	(4,468)
CASH AND CASH EQUIVALENTS, Beginning	1,275	5,375	5,375
CASH AND CASH EQUIVALENTS, Ending	1,969	907
Non-Guarantor Subsidiaries [Member]
Net Cash Provided by (Used in) Operating Activities	32,093	44,746
Cash Flows from Investing Activities:
Additions to Plant and Equipment	(1,065)	(1,516)
Proceeds Received on Disposition of Plant and Equipment	19	997
Cash Investment In Subsidiary	(8,107)	18,195
Cash Paid for Acquisition, Net of Cash Acquired		(59,627)
Net Cash Provided by (Used in) Investing Activities	(9,153)	(41,951)
Cash flows from Financing Activities:
Repayments of Short-term Debt	(300)	(900)
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	0	0
Debt Issuance Costs	0
Treasury Stock Purchases	0	0
Stock Option Exercise Proceeds and Tax Benefits	0	0
Cash Dividends Paid	0	0
Net Cash Provided by (Used in) Financing Activities	(300)	(900)
EFFECT OF FOREIGN CURRENCY EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	529	(12)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	23,169	1,883
CASH AND CASH EQUIVALENTS, Beginning	24,542	17,592	17,592
CASH AND CASH EQUIVALENTS, Ending	47,711	19,475
Eliminations [Member]
Net Cash Provided by (Used in) Operating Activities	0	0
Cash Flows from Investing Activities:
Additions to Plant and Equipment	0	0
Proceeds Received on Disposition of Plant and Equipment	0	0
Cash Investment In Subsidiary	0	0
Cash Paid for Acquisition, Net of Cash Acquired		0
Net Cash Provided by (Used in) Investing Activities	0	0
Cash flows from Financing Activities:
Repayments of Short-term Debt	0	0
Net Borrowings (Repayments) on Loans, Notes Payable and Long-Term Debt	0	0
Debt Issuance Costs	0
Treasury Stock Purchases	0	0
Stock Option Exercise Proceeds and Tax Benefits	0	0
Cash Dividends Paid	0	0
Net Cash Provided by (Used in) Financing Activities	0	0
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	0
CASH AND CASH EQUIVALENTS, Ending	$ 0	$ 0