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Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013
Information about Litigation Matters
Number of vendors company purchased engines	1
Letters of Credit
Letters of credit outstanding, amount	$ 41.1	$ 47.3
Letter of credit outstanding outside of the Senior credit facility	$ 18.3

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- Details

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- Definition

A document issued by a financial institution outside of our Credit Agreement which acts as a guarantee of payment to a beneficiary, or as the source of payment for a specific transaction (for example, wiring funds to a foreign exporter if and when specified merchandise is accepted pursuant to the terms of the letter of credit).

+ References

No definition available.

+ Details

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- Definition

Number of vendors the company purchased the engines from.

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No definition available.

+ Details

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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- Details

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