Pension Plan And Other Postretirement Benefits (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified			3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2014 Defined Contribution Pension [Member]	Dec. 31, 2013 Defined Contribution Pension [Member]	Jun. 30, 2014 Pension Benefits [Member]	Jun. 30, 2013 Pension Benefits [Member]	Jun. 30, 2014 Pension Benefits [Member]	Jun. 30, 2013 Pension Benefits [Member]	Jun. 30, 2014 Other Postretirement Benefits [Member]	Jun. 30, 2013 Other Postretirement Benefits [Member]	Jun. 30, 2014 Other Postretirement Benefits [Member]	Jun. 30, 2013 Other Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Net periodic benefit cost			$ 3	$ 3	$ 6	$ 7	$ 1	$ 1	$ 2	$ 1
Employer contributions					6.0
Company's expected additional annual contribution					$ 6.0
Common stock purchased under the terms of the Non-Qualified Plan presented as treasury stock	10,776	9,924