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Income Taxes (Tables) | 9 Months Ended
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Sep. 30, 2012
Income Taxes [Abstract] |
Schedule Of Effective Income Tax Rate For Continuing Operations |
| Percent of Income Before Income Taxes
Nine Months Ended September 30 | 2012 | 2011
Income taxexpense at federal statutory rate | 35.0 |  | 35.0 |
Valuation allowance for capital loss carry-forwards | 3.3 |  | (.1 | )
State taxes, net of federal income taxbenefit | 1.4 |  | 2.1 |
Unremitted earnings from foreign operations | .7 |  | 1.9 |
Valuation allowance for foreign operating loss carry-forwards | .3 |  | .9 |
Non-deductible expenses | .2 |  | 3.3 |
Changes in estimates related to prior year taxprovision | .1 |  | .4 |
Research and development taxcredit | - |  | (.9 | )
Deduction for divestiture of subsidiary stock | - |  | (18.8 | )
Domestic production activities deduction | (.2 | ) | - |
Income taxcontingency accruals/reversals | (.3 | ) | .4 |
Foreign rate differences | (3.2 | ) | (4.5 | )
Foreign taxincentives | (9.2 | ) | - |
Other | (.1 | ) | .2 |
Effective income taxrate for income from continuing operations | 28.0 |  | 19.9 |

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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 + Details
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