Annual report pursuant to Section 13 and 15(d)

Income Taxes (Reconciliation Of Statutory Federal Income Tax Rate To Effective Rate) (Details)

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Income Taxes (Reconciliation Of Statutory Federal Income Tax Rate To Effective Rate) (Details)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Income Taxes [Abstract]      
Provision for federal income taxes at the statutory rate 35.00% 35.00% 35.00%
State and local income taxes, net of federal benefit 1.40% 2.60% 1.90%
Non-U.S. income taxed at different rates (6.50%) (2.30%) 0.40%
Foreign tax credits (1.80%) (3.50%) (5.80%)
Reduction of accrued income taxes (3.50%) (4.00%) (4.10%)
Tax-exempt interest (0.10%) (0.20%) (0.50%)
Other 0.30% (1.00%) (1.50%)
Actual provision for income taxes 24.80% 26.60% 25.40%