Separate Financial Information Of Subsidiary Guarantor of Indebtedness (Schedule Of Consolidating Balance Sheets) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 29, 2013	Jun. 30, 2013	Dec. 30, 2012	Jul. 01, 2012
CURRENT ASSETS:
Cash and Cash Equivalents	$ 98,162	$ 188,445	$ 18,242	$ 156,075
Accounts Receivable, Net	192,543	190,800
Intercompany Accounts Receivable	0	0
Inventories, Net	474,897	408,095
Deferred Income Tax Asset	48,310	47,534
Prepaid Expenses and Other Current Assets	25,124	24,107
Total Current Assets	839,036	858,981
OTHER ASSETS:
Goodwill	146,323	147,352
Investments	17,583	19,764
Investment in Subsidiaries	0	0
Intercompany Note Receivable	0	0
Debt Issuance Costs	5,164	4,710
Other Intangible Assets, Net	85,329	87,980
Long-Term Deferred Income Tax Asset	26,255	27,544
Other Long-Term Assets, Net	14,188	14,025
Total Other Assets	294,842	301,375
Plant and Equipment, Net	279,706	287,195
TOTAL ASSETS	1,413,584	1,447,551
CURRENT LIABILITIES:
Accounts Payable	162,850	143,189
Intercompany Accounts Payable	0	0
Short-term Debt	0	300
Accrued Liabilities	133,025	131,266
Total Current Liabilities	295,875	274,755
OTHER LIABILITIES:
Accrued Pension Cost	142,076	150,131
Accrued Employee Benefits	23,568	23,458
Accrued Postretirement Health Care Obligation	66,570	72,695
Intercompany Note Payable	0	0
Deferred Income Tax Liabilities	0	0
Other Long-Term Liabilities	32,607	33,574
Long-Term Debt	225,000	225,000
Total Other Liabilities	489,821	504,858
Total Shareholders' Investment	627,888	667,938
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	1,413,584	1,447,551
Briggs & Stratton Corporation [Member]
CURRENT ASSETS:
Cash and Cash Equivalents	56,958	162,628	1,887	133,108
Accounts Receivable, Net	96,834	80,017
Intercompany Accounts Receivable	16,048	11,987
Inventories, Net	243,440	165,600
Deferred Income Tax Asset	33,359	32,543
Prepaid Expenses and Other Current Assets	13,372	15,194
Total Current Assets	460,011	467,969
OTHER ASSETS:
Goodwill	128,300	128,300
Investments	17,583	19,764
Investment in Subsidiaries	475,822	520,604
Intercompany Note Receivable	54,655	45,747
Debt Issuance Costs	5,164	4,710
Other Intangible Assets, Net	0	0
Long-Term Deferred Income Tax Asset	47,308	48,694
Other Long-Term Assets, Net	9,970	9,810
Total Other Assets	738,802	777,629
Plant and Equipment, Net	220,582	224,002
TOTAL ASSETS	1,419,395	1,469,600
CURRENT LIABILITIES:
Accounts Payable	109,561	91,965
Intercompany Accounts Payable	23,207	38,078
Short-term Debt		0
Accrued Liabilities	84,278	111,146
Total Current Liabilities	217,046	241,189
OTHER LIABILITIES:
Accrued Pension Cost	141,650	149,614
Accrued Employee Benefits	23,568	23,458
Accrued Postretirement Health Care Obligation	51,544	57,298
Intercompany Note Payable	112,070	85,095
Deferred Income Tax Liabilities	0	0
Other Long-Term Liabilities	20,629	20,008
Long-Term Debt	225,000	225,000
Total Other Liabilities	574,461	560,473
Total Shareholders' Investment	627,888	667,938
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	1,419,395	1,469,600
Guarantor Subsidiary [Member]
CURRENT ASSETS:
Cash and Cash Equivalents	1,583	1,275	925	5,375
Accounts Receivable, Net	57,391	80,531
Intercompany Accounts Receivable	3,520	5,971
Inventories, Net	160,177	175,523
Deferred Income Tax Asset	13,818	13,923
Prepaid Expenses and Other Current Assets	1,359	1,967
Total Current Assets	237,848	279,190
OTHER ASSETS:
Goodwill	0	0
Investments	0	0
Investment in Subsidiaries	0	0
Intercompany Note Receivable	109,221	81,844
Debt Issuance Costs	0	0
Other Intangible Assets, Net	62,011	62,612
Long-Term Deferred Income Tax Asset	0	0
Other Long-Term Assets, Net	2,847	2,957
Total Other Assets	174,079	147,413
Plant and Equipment, Net	42,451	45,475
TOTAL ASSETS	454,378	472,078
CURRENT LIABILITIES:
Accounts Payable	32,373	37,112
Intercompany Accounts Payable	8,750	5,197
Short-term Debt		0
Accrued Liabilities	30,269	7,452
Total Current Liabilities	71,392	49,761
OTHER LIABILITIES:
Accrued Pension Cost	426	472
Accrued Employee Benefits	0	0
Accrued Postretirement Health Care Obligation	15,026	15,397
Intercompany Note Payable	0	0
Deferred Income Tax Liabilities	21,796	21,233
Other Long-Term Liabilities	11,008	12,541
Long-Term Debt	0	0
Total Other Liabilities	48,256	49,643
Total Shareholders' Investment	334,708	372,674
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	454,356	472,078
Non-Guarantor Subsidiaries [Member]
CURRENT ASSETS:
Cash and Cash Equivalents	39,621	24,542	15,430	17,592
Accounts Receivable, Net	38,318	30,252
Intercompany Accounts Receivable	36,912	46,366
Inventories, Net	71,280	66,972
Deferred Income Tax Asset	1,133	1,068
Prepaid Expenses and Other Current Assets	10,393	6,946
Total Current Assets	197,657	176,146
OTHER ASSETS:
Goodwill	18,023	19,052
Investments	0	0
Investment in Subsidiaries	0	0
Intercompany Note Receivable	19,549	14,486
Debt Issuance Costs	0	0
Other Intangible Assets, Net	23,318	25,368
Long-Term Deferred Income Tax Asset	743	83
Other Long-Term Assets, Net	1,371	1,258
Total Other Assets	63,004	60,247
Plant and Equipment, Net	16,673	17,718
TOTAL ASSETS	277,334	254,111
CURRENT LIABILITIES:
Accounts Payable	20,916	14,112
Intercompany Accounts Payable	24,523	21,049
Short-term Debt		300
Accrued Liabilities	18,478	12,668
Total Current Liabilities	63,917	48,129
OTHER LIABILITIES:
Accrued Pension Cost	0	45
Accrued Employee Benefits	0	0
Accrued Postretirement Health Care Obligation	0	0
Intercompany Note Payable	71,355	56,982
Deferred Income Tax Liabilities	0	0
Other Long-Term Liabilities	970	1,025
Long-Term Debt	0	0
Total Other Liabilities	72,325	58,052
Total Shareholders' Investment	141,114	147,930
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	277,356	254,111
Eliminations [Member]
CURRENT ASSETS:
Cash and Cash Equivalents	0	0	0	0
Accounts Receivable, Net	0	0
Intercompany Accounts Receivable	(56,480)	(64,324)
Inventories, Net	0	0
Deferred Income Tax Asset	0	0
Prepaid Expenses and Other Current Assets	0	0
Total Current Assets	(56,480)	(64,324)
OTHER ASSETS:
Goodwill	0	0
Investments	0	0
Investment in Subsidiaries	(475,822)	(520,604)
Intercompany Note Receivable	(183,425)	(142,077)
Debt Issuance Costs	0	0
Other Intangible Assets, Net	0	0
Long-Term Deferred Income Tax Asset	(21,796)	(21,233)
Other Long-Term Assets, Net	0	0
Total Other Assets	(681,043)	(683,914)
Plant and Equipment, Net	0	0
TOTAL ASSETS	(737,523)	(748,238)
CURRENT LIABILITIES:
Accounts Payable	0	0
Intercompany Accounts Payable	(56,480)	(64,324)
Short-term Debt		0
Accrued Liabilities	0	0
Total Current Liabilities	(56,480)	(64,324)
OTHER LIABILITIES:
Accrued Pension Cost	0	0
Accrued Employee Benefits	0	0
Accrued Postretirement Health Care Obligation	0	0
Intercompany Note Payable	(183,425)	(142,077)
Deferred Income Tax Liabilities	(21,796)	(21,233)
Other Long-Term Liabilities	0	0
Long-Term Debt	0	0
Total Other Liabilities	(205,221)	(163,310)
Total Shareholders' Investment	(475,822)	(520,604)
TOTAL LIABILITIES AND SHAREHOLDERS' INVESTMENT	$ (737,523)	$ (748,238)