0609 - Disclosure - Income Taxes (Details)
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0209 - Disclosure - Income Taxes
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0212 - Disclosure - Subsequent Event
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0120 - Statement - Consolidated Condensed Statements of Operations and Comprehensive Income (Unaudited)
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0206 - Disclosure - Financial Instruments and Risk Management
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0605 - Disclosure - Business Segments (Details)
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0508 - Disclosure - Pension Expense (Tables)
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0608 - Disclosure - Pension Expense (Details)
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06071 - Disclosure - Stock-Based Compensation (Details Textual)
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0607 - Disclosure - Stock-Based Compensation (Details)
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0507 - Disclosure - Stock-Based Compensation (Tables)
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0606 - Disclosure - Financial Instruments and Risk Management (Details Textual)
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0604 - Disclosure - Comprehensive Income (Loss) (Details)
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0504 - Disclosure - Comprehensive Income (Loss) (Tables)
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0603 - Disclosure - Goodwill and Other Non-Amortizable Intangibles (Details)
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0503 - Disclosure - Goodwill and Other Non-Amortizable Intangibles (Tables)
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0602 - Disclosure - Earning Per Share (Details)
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0502 - Disclosure - Earning Per Share (Tables)
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0211 - Disclosure - New Accounting Standards
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0208 - Disclosure - Pension Expense
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0207 - Disclosure - Stock-Based Compensation
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0204 - Disclosure - Comprehensive Income (Loss)
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0203 - Disclosure - Goodwill and Other Non-Amortizable Intangibles
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0202 - Disclosure - Earning Per Share
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060601 - Disclosure - Retirement Plans (Details) (Alternative)
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0505 - Disclosure - Business Segments (Tables)
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06101 - Disclosure - Litigation and Contingencies (Details Textual)
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0610 - Disclosure - Litigation and Contingencies (Details)
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0510 - Disclosure - Litigation and Contingencies (Tables)
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06051 - Disclosure - Business Segments (Details Textual)
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0401 - Disclosure - Summary of Significant Accounting Policies (Policies)
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0210 - Disclosure - Litigation and Contingencies
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0205 - Disclosure - Business Segments
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0201 - Disclosure - Summary of Significant Accounting Policies
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00 - Document - Document and Entity Information
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0130 - Statement - Consolidated Condensed Statements of Cash Flow (Unaudited)
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0111 - Statement - Consolidated Condensed Balance Sheets (Unaudited) (Parenthetical)
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0110 - Statement - Consolidated Condensed Balance Sheets (Unaudited)
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