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Income Taxes (Tables)
9 Months Ended
Sep. 30, 2013
Income Taxes [Abstract]  
Schedule Of Effective Income Tax Rate For Continuing Operations
  Percent of Income  
  Before Income Taxes  
Nine Months Ended September 30 2013   2012  
Income taxexpense at federal statutory rate 35.0   35.0  
State taxes, net of federal income taxbenefit 2.2   1.4  
Valuation allowance for capital loss carry-forwards 1.1   3.3  
Unremitted earnings from foreign operations 1.1   .7  
Valuation allowance for foreign operating loss carry-forwards .9   .3  
Income taxcontingency accruals/reversals .9   (.3 )
Non-deductible expenses .8   .2  
Changes in estimates related to prior year taxprovision (.3 ) .1  
Research and development taxcredit (1.4 ) -  
Domestic production activities deduction (1.5 ) (.4 )
Foreign rate differences (2.3 ) (3.3 )
Foreign taxincentives (4.8 ) (9.3 )
Other (.2 ) .1  
Effective income taxrate for income from continuing operations 31.5   27.8