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Legal Proceedings Legal Proceedings (Details Textual) (USD $) In Millions, unless otherwise specified	Apr. 01, 2012
Commitments and Contingencies Disclosure [Abstract]
Legal contingency loss accrual	$ 2.2

Carrying amount of reserve for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs, which is expected to be paid within one year of the date of the statement of financial position.

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