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Disclosure - TAXES - Reconciliation of Statutory U.S. Federal Tax Rate (Details) link:presentationLink link:calculationLink link:definitionLink 40504 - Disclosure - TAXES - Tax Effects of Temporary Differences of Deferred Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 40801 - Disclosure - PROPERTY AND EQUIPMENT - Balances (Details) link:presentationLink link:calculationLink link:definitionLink 40901 - Disclosure - Leases - Lease cost (Details) link:presentationLink link:calculationLink link:definitionLink 41001 - Disclosure - INTANGIBLE ASSETS INCLUDING GOODWILL - Intangible Assets by Class (Details) link:presentationLink link:calculationLink link:definitionLink 41101 - Disclosure - BORROWINGS - Debt (Details) link:presentationLink link:calculationLink link:definitionLink 41102 - Disclosure - BORROWINGS - Contractual obligations of long-term debt outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 41201 - Disclosure - OTHER LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 41401 - 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FINANCIAL ASSETS AND LIABILITIES - Gains and Losses (Details) link:presentationLink link:calculationLink link:definitionLink 40802 - Disclosure - PROPERTY AND EQUIPMENT - Depreciation (Details) link:presentationLink link:calculationLink link:definitionLink 41002 - Disclosure - INTANGIBLE ASSETS INCLUDING GOODWILL - Intangible Assets Activity (Details) link:presentationLink link:calculationLink link:definitionLink 41003 - Disclosure - INTANGIBLE ASSETS INCLUDING GOODWILL - Future Amortization and Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 41004 - Disclosure - INTANGIBLE ASSETS INCLUDING GOODWILL - Goodwill by Segment (Details) link:presentationLink link:calculationLink link:definitionLink 41103 - Disclosure - BORROWINGS - Senior Unsecured Notes (Details) link:presentationLink link:calculationLink link:definitionLink 41104 - Disclosure - BORROWINGS - Term Loan, Revolving Credit Facility and Loan Agreement (Details) link:presentationLink link:calculationLink link:definitionLink 41105 - 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RETIREMENT-RELATED BENEFITS - Assumptions (Details) link:presentationLink link:calculationLink link:definitionLink 41608 - Disclosure - RETIREMENT-RELATED BENEFITS - Investment Strategy (Details) link:presentationLink link:calculationLink link:definitionLink 41610 - Disclosure - RETIREMENT-RELATED BENEFITS - Contributions and Direct Benefit Payments (Details) link:presentationLink link:calculationLink link:definitionLink 41611 - Disclosure - RETIREMENT-RELATED BENEFITS - Expected Benefit Payments (Details) link:presentationLink link:calculationLink link:definitionLink 41701 - Disclosure - RELATED PARTY TRANSACTIONS - Related Party Revenue and Purchases (Details) link:presentationLink link:calculationLink link:definitionLink 41702 - Disclosure - RELATED PARTY TRANSACTIONS - Acquired Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 41703 - Disclosure - RELATED PARTY TRANSACTIONS - Allocation of Corporate Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 41705 - Disclosure - RELATED PARTY TRANSACTIONS - Assignment of Receivables and Term Deposit Account (Details) link:presentationLink link:calculationLink link:definitionLink 41707 - Disclosure - RELATED PARTY TRANSACTIONS - Leases and Lease Guarantees (Details) link:presentationLink link:calculationLink link:definitionLink 00105 - Statement - CONSOLIDATED INCOME STATEMENT (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 00305 - Statement - CONSOLIDATED BALANCE SHEET (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 10101 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 10201 - Disclosure - ACCOUNTING CHANGES link:presentationLink link:calculationLink link:definitionLink 10301 - Disclosure - REVENUE RECOGNITION link:presentationLink link:calculationLink link:definitionLink 10401 - Disclosure - SEGMENTS link:presentationLink link:calculationLink link:definitionLink 10501 - Disclosure - 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