Financial Instruments, Long-term Debt (Details) (USD $)	12 Months Ended										12 Months Ended
	Jun. 30, 2012		Jun. 25, 2011	Jun. 25, 2011 Fixed Rate Notes Due June 2013 At 3 Point 45 Percent [Member]	Jun. 30, 2012 Term Fixed Rate Notes Due March 2013 To September 2015 At 2 Point 0 To 2 Point 5 Percent [Member]	Jun. 25, 2011 Term Fixed Rate Notes Due March 2013 To September 2015 At 2 Point 0 To 2 Point 5 Percent [Member]	Jun. 30, 2012 Amortizing Fixed Rate Notes Due Up To June 2014 At 1 Point 5 to 2 Point 75 Percent [Member]	Jun. 25, 2011 Amortizing Fixed Rate Notes Due Up To June 2014 At 1 Point 5 to 2 Point 75 Percent [Member]	Jun. 30, 2012 Amortizing Floating Rate Notes (EURIBOR PLUS 1.5%) Due Up To June 2014 [Member]	Jun. 25, 2011 Amortizing Floating Rate Notes (EURIBOR PLUS 1.5%) Due Up To June 2014 [Member]	Jun. 30, 2012 Unsecured Revolving Credit Facility [Member] Financing [Member]	Oct. 13, 2011 Unsecured Revolving Credit Facility [Member] Financing [Member]
Debt Instrument [Line Items]
Debt Instrument, Covenant Requirement, Ratio of Debt to EBITDA											3
Debt Instrument, Convenant Requirement, minimum interest coverage ratio											3.5
Long-term Debt	$ 309,088,000	[1]	$ 300,000,000	$ 300,000,000	$ 6,285,000	$ 0	$ 1,127,000	$ 0	$ 1,676,000	$ 0
Principal amount of public offering of the Notes	300,000,000
Stated interest rate of the Notes	3.45%
Effective interest rate of the Notes			3.49%
Interest expense relating to the Notes	11,200,000		10,400,000
Estimated fair value of long-term debt	317,000,000
Line of Credit Facility, Maximum Borrowing Capacity												250,000,000
Long-term Debt, Current Maturities	(303,496,000)		0
Long-term debt, excluding current maturities	$ 5,592,000		$ 300,000,000

[1] Long-term debt represents amounts due for the Company's $300 million notes due 2013 and other notes acquired through the SensorDynamics acquisition.