Pension Plans And Postretirement Benefits (Components Of Pension Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Pension and Other Postretirement Benefit Expense [Abstract]
Interest cost	$ 3,468	$ 3,774	$ 6,944	$ 7,548
Service cost	0	11	0	22
Expected return on plan assets	(2,691)	(2,537)	(5,381)	(5,073)
Actuarial losses	1,907	1,209	3,819	2,417
Net periodic pension cost	$ 2,684	$ 2,457	$ 5,382	$ 4,914