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Employee Retirement Plans (Schedule Of Total Expense For All Retirement Plans) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Employee Retirement Plans [Abstract]
Total retirement plan expense	$ 2,838	$ 2,884	$ 2,610

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- Details

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- Definition

Period expense related to postemployment benefits.

+ References

No definition available.

+ Details

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