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Retirement Plans And Postretirement Benefits (Assumptions Used To Determine Net Pension Costs And Projected Benefit Obligations) (Details) (Pension Benefit Obligations [Member])	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Weighted average assumptions to determine net cost:
Discount rate	4.06%	4.98%
Expected return on plan assets	5.95%	6.74%
Rate of compensation increase	2.44%	3.02%
Retirement Plans [Member]
Weighted average assumptions to determine benefit obligations:
Discount rate	3.58%	4.06%
Rate of compensation increase	2.44%	2.44%

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

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