Employee Benefit Plans (Amounts Recognized In The Consolidated Balance Sheets Related To Defined Benefit Pension Plans) (Details) (Defined Benefit Pension Plans [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Other assets (due beyond one year)		$ 952
Other liabilities (due within one year)	(3,497)	(2,560)
Other liabilities (due beyond one year)	(70,563)	(22,314)
Net amount recognized in the consolidated balance sheets	$ (74,060)	$ (23,922)