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Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 0000017 - Disclosure - Revenue from Contracts with Customers link:presentationLink link:calculationLink link:definitionLink 0000018 - Disclosure - (Loss) Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 0000019 - Disclosure - Pension and Postretirement Plans link:presentationLink link:calculationLink link:definitionLink 0000020 - Disclosure - Other Non-Operating Income link:presentationLink link:calculationLink link:definitionLink 0000021 - Disclosure - Accumulated Other Comprehensive Income (Loss) link:presentationLink link:calculationLink link:definitionLink 0000022 - Disclosure - Contingencies link:presentationLink link:calculationLink link:definitionLink 0000023 - Disclosure - Business Segments link:presentationLink link:calculationLink link:definitionLink 9954471 - Disclosure - Organization, Basis of Presentation And Recent Accounting Pronouncements (Policies) link:presentationLink link:calculationLink link:definitionLink 9954472 - Disclosure - Organization, Basis of Presentation and Recent Accounting Pronouncements (Tables) link:presentationLink link:calculationLink link:definitionLink 9954473 - Disclosure - Acquisitions and Dispositions of Businesses (Tables) link:presentationLink link:calculationLink link:definitionLink 9954474 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 9954475 - Disclosure - Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9954476 - Disclosure - Inventories and Contracts in Progress (Tables) link:presentationLink link:calculationLink link:definitionLink 9954477 - Disclosure - Goodwill and Other Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9954478 - Disclosure - Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 9954479 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 9954480 - Disclosure - Revenue from Contracts with Customers (Tables) link:presentationLink link:calculationLink link:definitionLink 9954481 - Disclosure - (Loss) Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 9954482 - Disclosure - Pension and Postretirement Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 9954483 - Disclosure - Other Non-Operating Income (Tables) link:presentationLink link:calculationLink link:definitionLink 9954484 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables) link:presentationLink link:calculationLink link:definitionLink 9954485 - Disclosure - Business Segments (Tables) link:presentationLink link:calculationLink link:definitionLink 9954486 - Disclosure - Organization, Basis of Presentation and Recent Accounting Pronouncements (Organization and Basis of Presentation) (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954487 - Disclosure - Organization, Basis of Presentation and Recent Accounting Pronouncements (Recent Accounting Pronouncements) (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954488 - Disclosure - Organization, Basis of Presentation and Recent Accounting Pronouncements (Recent Accounting Pronouncements) (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954489 - Disclosure - Organization, Basis of Presentation and Recent Accounting Pronouncements (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954490 - Disclosure - Acquisitions and Dispositions of Businesses (Acquisitions) (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954491 - Disclosure - Acquisitions and Dispositions of Businesses (Dispositions and Other) (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954492 - Disclosure - Acquisitions and Dispositions of Businesses (Assets Acquired and Liabilities Assumed) (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954493 - Disclosure - Acquisitions and Dispositions of Businesses (Pro Forma Financials) (Details 2) link:presentationLink link:calculationLink link:definitionLink 9954494 - Disclosure - Investments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954495 - Disclosure - Investments (Investments in Marketable Equity Securities) (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954496 - Disclosure - Investments (Gain (Loss) on Marketable Equity Securities) (Details 2) link:presentationLink link:calculationLink link:definitionLink 9954497 - Disclosure - Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954498 - Disclosure - Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities (Schedule of Accounts Receivable) (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954499 - Disclosure - Accounts Receivable, Accounts Payable, Vehicle Floor Plan Payable and Accrued Liabilities (Schedule of Accounts Payable and Accrued Liabilities) (Details 2) link:presentationLink link:calculationLink link:definitionLink 9954500 - Disclosure - Inventories and Contracts in Progress (Details) link:presentationLink link:calculationLink link:definitionLink 9954501 - Disclosure - Goodwill and Other Intangible Assets (Goodwill) (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954502 - Disclosure - Goodwill and Other Intangible Assets (Other Intangible Assets) (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954503 - Disclosure - Goodwill and Other Intangible Assets (Changes in Carrying Amount of Goodwill) (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954504 - Disclosure - Goodwill and Other Intangible Assets (Other Intangible Assets) (Details 2) link:presentationLink link:calculationLink link:definitionLink 9954505 - Disclosure - Debt (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954506 - Disclosure - Debt (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954507 - Disclosure - Fair Value Measurements (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954508 - Disclosure - Fair Value Measurements (Fair Value of Financial Assets and Liabilities) (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954509 - Disclosure - Fair Value Measurements (Reconciliation of Changes in Financial Liabilities Fair Value Using Level 3 Inputs) (Details 2) link:presentationLink link:calculationLink link:definitionLink 9954510 - Disclosure - Revenue from Contracts with Customers (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954510 - Disclosure - Revenue from Contracts with Customers (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954511 - Disclosure - Revenue from Contracts with Customers (Narrative 2) (Details) link:presentationLink link:calculationLink link:definitionLink 9954511 - Disclosure - Revenue from Contracts with Customers (Narrative 2) (Details) link:presentationLink link:calculationLink link:definitionLink 9954512 - Disclosure - Revenue from Contracts with Customers (Contract Liability) (Details) link:presentationLink link:calculationLink link:definitionLink 9954513 - Disclosure - Revenue from Contracts with Customers (Capitalized Contract Cost) (Details) link:presentationLink link:calculationLink link:definitionLink 9954514 - Disclosure - (Loss) Earnings Per Share (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954515 - Disclosure - (Loss) Earnings Per Share (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954516 - Disclosure - (Loss) Earnings Per Share (Details 2) link:presentationLink link:calculationLink link:definitionLink 9954517 - Disclosure - Pension and Postretirement Plans (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954518 - Disclosure - Pension and Postretirement Plans (Total Benefit/Cost) (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954519 - Disclosure - Pension and Postretirement Plans (Asset Allocation) (Details 2) link:presentationLink link:calculationLink link:definitionLink 9954520 - Disclosure - Other Non-Operating Income (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954521 - Disclosure - Other Non-Operating Income (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954522 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Components of OCI) (Details 1) link:presentationLink link:calculationLink link:definitionLink 9954523 - Disclosure - Accumulated Other Comprehensive Income (Loss) (AOCI balances) (Details 2) link:presentationLink link:calculationLink link:definitionLink 9954524 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Reclassifications out of AOCI) (Details 3) link:presentationLink link:calculationLink link:definitionLink 9954525 - Disclosure - Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9954526 - Disclosure - Business Segments (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9954527 - Disclosure - Business Segments (Information by Operating Segment) (Details 1) link:presentationLink link:calculationLink link:definitionLink