Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended			3 Months Ended
	Sep. 25, 2011	Sep. 26, 2010	Jun. 26, 2011 Undistributed Earnings of Foreign Subsidiaries Considered to be Invested Indefinitely [Member]	Sep. 25, 2011 Singapore [Member]
Reduction of statutory tax rate in U.K. [Abstract]
Statutory tax rate in the U.K., prior to reduction (in hundredths)	27.00%
Statutory tax rate in the U.K., subsequent to reduction (in hundredths)	26.00%
Statutory tax rate in the U.K., further reduction (in hundredths)	25.00%
Impact of rate reduction on tax provision for the fiscal year	$ 0.9
Impact of rate reduction on deferred tax assets with full valuation allowances	2.6
Income Tax Examination [Line Items]
Refunds received from settlement with taxing authority				1.8
Effective tax rate reconciliation [Abstract]
Effective tax rate (benefit) (in hundredths)	22.20%	(5.70%)
Statutory tax rate (in hundredths)	35.00%	35.00%
Deferred Tax Liability Not Recognized [Line Items]
Cumulative amount of temporary difference			$ 79.1