Related Party Transactions (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Mark-Tronik GmbH [Member]
Related Party Transaction [Line Items]
Transaction with related parties	$ 1.7	$ 2.0	$ 1.5
Net outstanding payments due to related parties	0.1	0.1
Gray Plant Mooty Mooty And Bennett, P.A. [Member]
Related Party Transaction [Line Items]
Transaction with related parties		1.2	0.3
Net outstanding payments due to related parties		$ 0.1