INTERNATIONAL BUSINESS MACHINES CORP

0000001 - Document - Cover

0000002 - Document - Audit Information

9952151 - Statement - CONSOLIDATED INCOME STATEMENT

9952152 - Statement - CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME

9952153 - Statement - CONSOLIDATED BALANCE SHEET

9952154 - Statement - CONSOLIDATED BALANCE SHEET (Parenthetical)

9952155 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS

9952156 - Statement - CONSOLIDATED STATEMENT OF CASH FLOWS (Parenthetical)

9952157 - Statement - CONSOLIDATED STATEMENT OF EQUITY

9952158 - Statement - CONSOLIDATED STATEMENT OF EQUITY (Parenthetical)

9952159 - Disclosure - Significant Accounting Policies

9952160 - Disclosure - Accounting Changes

9952161 - Disclosure - Revenue Recognition

9952162 - Disclosure - Segments

9952163 - Disclosure - Acquisitions & Divestitures

9952164 - Disclosure - Other (Income) and Expense

9952165 - Disclosure - Taxes

9952166 - Disclosure - Earnings Per Share

9952167 - Disclosure - Financial Assets & Liabilities

9952168 - Disclosure - Inventory

9952169 - Disclosure - Financing Receivables

9952170 - Disclosure - Property, Plant & Equipment

9952171 - Disclosure - Leases

9952172 - Disclosure - Intangible Assets Including Goodwill

9952173 - Disclosure - Borrowings

9952174 - Disclosure - Other Liabilities

9952175 - Disclosure - Commitments & Contingencies

9952176 - Disclosure - Equity Activity

9952177 - Disclosure - Derivative Financial Instruments

9952178 - Disclosure - Stock-Based Compensation

9952179 - Disclosure - Retirement-Related Benefits

9952180 - Disclosure - Subsequent Events

9952181 - Disclosure - SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS AND RESERVES

995445 - Disclosure - Insider Trading Arrangements

995447 - Disclosure - Insider Trading Policies and Procedures

995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure

9955511 - Disclosure - Significant Accounting Policies (Policies)

9955512 - Disclosure - Revenue Recognition (Tables)

9955513 - Disclosure - Segments (Tables)

9955514 - Disclosure - Acquisitions & Divestitures (Tables)

9955515 - Disclosure - Other (Income) and Expense (Tables)

9955516 - Disclosure - Taxes (Tables)

9955517 - Disclosure - Earnings Per Share (Tables)

9955518 - Disclosure - Financial Assets & Liabilities (Tables)

9955519 - Disclosure - Inventory (Tables)

9955520 - Disclosure - Financing Receivables (Tables)

9955521 - Disclosure - Property, Plant & Equipment (Tables)

9955522 - Disclosure - Leases (Tables)

9955523 - Disclosure - Intangible Assets Including Goodwill (Tables)

9955524 - Disclosure - Borrowings (Tables)

9955525 - Disclosure - Other Liabilities (Tables)

9955526 - Disclosure - Commitments & Contingencies (Tables)

9955527 - Disclosure - Equity Activity (Tables)

9955528 - Disclosure - Derivative Financial Instruments (Tables)

9955529 - Disclosure - Stock-Based Compensation (Tables)

9955530 - Disclosure - Retirement-Related Benefits (Tables)

9955531 - Disclosure - Significant Accounting Policies - Basis of Presentation and Principles of Consolidation (Details)

9955532 - Disclosure - Significant Accounting Policies - Billing and Financing Components (Details)

9955533 - Disclosure - Significant Accounting Policies - Revenue Recognition for Major Categories of Revenue (Details)

9955534 - Disclosure - Significant Accounting Policies - Software Costs (Details)

9955535 - Disclosure - Significant Accounting Policies - Incremental Costs of Obtaining a Contract (Details)

9955536 - Disclosure - Significant Accounting Policies - Product Warranties (Details)

9955537 - Disclosure - Significant Accounting Policies - Expenses and Other Income (Details)

9955538 - Disclosure - Significant Accounting Policies - Government Assistance (Details)

9955539 - Disclosure - Significant Accounting Policies - Depreciation and Amortization (Details)

9955540 - Disclosure - Significant Accounting Policies - Stock-Based Compensation (Details)

9955541 - Disclosure - Significant Accounting Policies - Fair Value Measurement (Details)

9955542 - Disclosure - Significant Accounting Policies - Transfers of Financial Assets (Details)

9955543 - Disclosure - Significant Accounting Policies - Financing Receivables (Details)

9955544 - Disclosure - Significant Accounting Policies - Supplier Financing (Details)

9955545 - Disclosure - Significant Accounting Policies - Leases (Details)

9955546 - Disclosure - Significant Accounting Policies - Common Stock (Details)

9955547 - Disclosure - Revenue Recognition - Disaggregation of Revenue by Major Products and Service Offerings (Details)

9955548 - Disclosure - Revenue Recognition - Disaggregation of Revenue by Geography (Details)

9955549 - Disclosure - Revenue Recognition - Remaining Performance Obligations (Details)

9955550 - Disclosure - Revenue Recognition - Reconciliation of Contract Balances (Details)

9955551 - Disclosure - Revenue Recognition - Trade Allowance for Credit Losses (Details)

9955552 - Disclosure - Revenue Recognition - Deferred Contract Costs (Details)

9955553 - Disclosure - Segments - Results of Continuing Operations (Details)

9955554 - Disclosure - Segments - Revenue Reconciliation (Details)

9955555 - Disclosure - Segments - Pre-Tax Income Reconciliation (Details)

9955556 - Disclosure - Segments - Other Reportable Segment Items (Details)

9955557 - Disclosure - Segments - Geographic Information (Details)

9955558 - Disclosure - Segments - Revenue by Product or Service (Details)

9955559 - Disclosure - Acquisitions & Divestitures - Acquisitions Narrative (Details)

9955560 - Disclosure - Acquisitions & Divestitures - Purchase Price Allocation (Details)

9955561 - Disclosure - Acquisitions & Divestitures - Consideration Paid (Details)

9955562 - Disclosure - Acquisitions & Divestitures - Divestitures Narrative (Details)

9955563 - Disclosure - Acquisitions & Divestitures - Sale of Assets (Details)

9955564 - Disclosure - Other (Income) and Expenses (Details)

9955565 - Disclosure - Taxes - Income before Income Taxes (Details)

9955566 - Disclosure - Taxes - Provision by Taxing Jurisdiction (Details)

9955567 - Disclosure - Taxes - Tax Rate Reconciliation (Details)

9955568 - Disclosure - Taxes - Tax Rate Reconciliation Narrative (Details)

9955569 - Disclosure - Taxes - Deferred Taxes (Details)

9955570 - Disclosure - Taxes - Carryforwards (Details)

9955571 - Disclosure - Taxes - Unrecognized Tax Benefits Reconciliation (Details)

9955572 - Disclosure - Taxes - Unrecognized Tax Benefits Narrative (Details)

9955573 - Disclosure - Taxes - Undistributed Foreign Earnings (Details)

9955574 - Disclosure - Taxes - Income Taxes Paid (Details)

9955575 - Disclosure - Earnings Per Share - Basic and Diluted Earnings Per Share (Details)

9955576 - Disclosure - Earnings Per Share - Antidilutive Stock Options (Details)

9955577 - Disclosure - Financial Assets & Liabilities - Fair Value Measurements (Details)

9955578 - Disclosure - Financial Assets & Liabilities - Not Measured at Fair Value (Details)

9955579 - Disclosure - Inventory (Details)

9955580 - Disclosure - Financing Receivables - Payment Terms (Details)

9955581 - Disclosure - Financing Receivables - Components of Financing Receivables (Details)

9955582 - Disclosure - Financing Receivables - Transfer of Financing Assets (Details)

9955583 - Disclosure - Financing Receivables - By Portfolio Segment (Details)

9955584 - Disclosure - Financing Receivables - Past Due (Details)

9955585 - Disclosure - Financing Receivables - Credit Quality Year of Origination (Details)

9955586 - Disclosure - Property, Plant & Equipment (Details)

9955587 - Disclosure - Leases - Components of Lease Costs (Details)

9955588 - Disclosure - Leases - Cash Flow From Lease Transactions (Details)

9955589 - Disclosure - Leases - Weighted-average Lease Terms and Discount Rates (Details)

9955590 - Disclosure - Leases - Maturity Analysis of Undiscounted Cash Out Flows (Details)

9955591 - Disclosure - Leases - ROU Assets and Lease Liabilities (Details)

9955592 - Disclosure - Leases - Lease Amounts Included in Consolidated Income Statement (Details)

9955593 - Disclosure - Leases - Maturity Analysis of Lease Payments Due on Sales-type and Direct Financing Leases (Details)

9955594 - Disclosure - Intangible Assets Including Goodwill - Intangible Assets by Class (Details)

9955595 - Disclosure - Intangible Assets Including Goodwill - Narrative (Details)

9955596 - Disclosure - Intangible Assets Including Goodwill - Future Amortization (Details)

9955597 - Disclosure - Intangible Assets Including Goodwill - Goodwill by Segment (Details)

9955598 - Disclosure - Borrowings - Short-Term Debt (Details)

9955599 - Disclosure - Borrowings - Long-Term Debt, Components (Details)

9955600 - Disclosure - Borrowings - Long-Term Debt, Covenants (Details)

9955601 - Disclosure - Borrowings - Long-Term Debt, Debt Issued (Details)

9955602 - Disclosure - Borrowings - Post-Swap Borrowing (Details)

9955603 - Disclosure - Borrowings - Pre-Swap Obligations (Details)

9955604 - Disclosure - Borrowings - Interest on Debt (Details)

9955605 - Disclosure - Borrowings - Lines of Credit (Details)

9955606 - Disclosure - Other Liabilities - Components (Details)

9955607 - Disclosure - Other Liabilities - Workforce Reduction and Environmental Liabilities (Details)

9955608 - Disclosure - Commitments & Contingencies - Extensions of Credit (Details)

9955609 - Disclosure - Commitments & Contingencies - Standard Warranty Liability (Details)

9955610 - Disclosure - Commitments & Contingencies - Contingencies (Details)

9955611 - Disclosure - Equity Activity - Stock Repurchases and Other Transactions (Details)

9955612 - Disclosure - Equity Activity - Reclassifications and Taxes (Details)

9955613 - Disclosure - Equity Activity - AOCI Rollforward (Details)

9955614 - Disclosure - Derivative Financial Instruments - Offsetting (Details)

9955615 - Disclosure - Derivative Financial Instruments - Hedging Programs (Details)

9955616 - Disclosure - Derivative Financial Instruments - Cumulative Basis Adjustments for Fair Value Hedges (Details)

9955617 - Disclosure - Derivative Financial Instruments - Effect of Hedge Activity on Income and Expense (Details)

9955618 - Disclosure - Derivative Financial Instruments - Gains and Losses (Details)

9955619 - Disclosure - Stock-Based Compensation - Cost (Details)

9955620 - Disclosure - Stock-Based Compensation - Incentive Awards (Details)

9955621 - Disclosure - Stock-Based Compensation - RSU and PSU Activity (Details)

9955622 - Disclosure - Stock-Based Compensation - RSUs and PSUs, Other Disclosures (Details)

9955623 - Disclosure - Stock-Based Compensation - Stock Options (Details)

9955624 - Disclosure - Stock-Based Compensation - Weighted Average Assumptions (Details)

9955625 - Disclosure - Stock-Based Compensation - Stock Options Activity (Details)

9955626 - Disclosure - Stock-Based Compensation - Acquisitions (Details)

9955627 - Disclosure - Stock-Based Compensation - ESPP (Details)

9955628 - Disclosure - Retirement-Related Benefits - All Retirement Plans Cost (Details)

9955629 - Disclosure - Retirement-Related Benefits - PBO, APBO, FV of Plan Assets, Funded Status (Details)

9955630 - Disclosure - Retirement-Related Benefits - Financial Information and Retirement Plan Changes Narrative (Details)

9955631 - Disclosure - Retirement-Related Benefits - Net Periodic Cost (Details)

9955632 - Disclosure - Retirement-Related Benefits - Change in Benefit Obligation and Plan Assets (Details)

9955633 - Disclosure - Retirement-Related Benefits - Net Funded Status (Details)

9955634 - Disclosure - Retirement-Related Benefits - OCI and AOCI (Details)

9955635 - Disclosure - Retirement-Related Benefits - Assumptions (Details)

9955636 - Disclosure - Retirement-Related Benefits - Investment Strategy (Details)

9955637 - Disclosure - Retirement-Related Benefits - Plan Assets (Details)

9955638 - Disclosure - Retirement-Related Benefits - Level 3 Reconciliation (Details)

9955639 - Disclosure - Retirement-Related Benefits - Contributions and Direct Benefit Payments (Details)

9955640 - Disclosure - Retirement-Related Benefits - Contributions, Defined Benefit Pension Plans (Details)

9955641 - Disclosure - Retirement-Related Benefits - Expected Benefit Payments (Details)

9955642 - Disclosure - Retirement-Related Benefits - ABO and APBO in Excess of Plan Assets (Details)

9955643 - Disclosure - Subsequent Events (Details)

9955644 - Disclosure - SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (Details)