UNITEDHEALTH GROUP INC

0000001 - Document - Cover Document

9952151 - Document - Auditor Information

9952152 - Statement - Consolidated Balance Sheets

9952153 - Statement - Consolidated Balance Sheet (Parenthetical)

9952154 - Statement - Consolidated Statements of Operations

9952155 - Statement - Consolidated Statements of Comprehensive Income

9952156 - Statement - Consolidated Statements of Changes in Equity

9952157 - Statement - Consolidated Statement of Changes in Equity (Parenthetical)

9952158 - Statement - Consolidated Statements of Cash Flows

9952159 - Disclosure - Description of Business (Notes)

9952160 - Disclosure - Basis of Presentation, Uses of Estimates and Significant Accounting Policies (Notes)

9952161 - Disclosure - Investments (Notes)

9952162 - Disclosure - Fair Value (Notes)

9952163 - Disclosure - Property, Plant, and Capitalized Software (Notes)

9952164 - Disclosure - Goodwill and Intangible Assets (Notes)

9952165 - Disclosure - Medical Costs Payable (Notes)

9952166 - Disclosure - Short-Term Borrowings and Long-Term Debt (Notes)

9952167 - Disclosure - Income Taxes (Notes)

9952168 - Disclosure - Shareholders' Equity (Notes)

9952169 - Disclosure - Share-Based Compensation (Notes)

9952170 - Disclosure - Commitments and Contingencies (Notes)

9952171 - Disclosure - Business Combinations (Notes)

9952172 - Disclosure - Dispositions and Held for Sale (Notes)

9952173 - Disclosure - Segment Financial Information (Notes)

9952174 - Disclosure - Schedule I (Notes)

995445 - Disclosure - Insider Trading Arrangements

995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure

9955511 - Disclosure - Basis of Presentation, Uses of Estimates and Significant Accounting Policies (Policies)

9955512 - Disclosure - Fair Value Fair Value (Policies)

9955513 - Disclosure - Schedule I (Policies)

9955514 - Disclosure - Basis of Presentation, Uses of Estimates and Significant Accounting Policies (Tables)

9955515 - Disclosure - Investments (Tables)

9955516 - Disclosure - Fair Value (Tables)

9955517 - Disclosure - Property, Plant, and Capitalized Software (Tables)

9955518 - Disclosure - Goodwill and Intangible Assets (Tables)

9955519 - Disclosure - Medical Costs Payable (Tables)

9955520 - Disclosure - Short-Term Borrowings and Long-Term Debt (Tables)

9955521 - Disclosure - Income Taxes (Tables)

9955522 - Disclosure - Shareholders' Equity (Tables)

9955523 - Disclosure - Share-Based Compensation (Tables)

9955524 - Disclosure - Commitments and Contingencies (Tables)

9955525 - Disclosure - Business Combinations (Tables)

9955526 - Disclosure - Dispositions and Held for Sale (Tables)

9955527 - Disclosure - Segment Financial Information (Tables)

9955528 - Disclosure - Schedule I (Tables)

9955529 - Disclosure - Basis of Presentation, Uses of Estimates and Significant Accounting Policies (Narrative) (Details)

9955530 - Disclosure - Basis of Presentation, Uses of Estimates and Significant Accounting Policies Loans Receivable (Details)

9955531 - Disclosure - Basis of Presentation, Uses of Estimates and Significant Accounting Policies Useful lives for property, equipment and capitalized software (Details)

9955532 - Disclosure - Basis of Presentation, Uses of Estimates and Significant Accounting Policies Redeemable Noncontrolling Interests (Details)

9955533 - Disclosure - Investments (Narrative) (Details)

9955534 - Disclosure - Investments (Short-Term and Long-Term Investments) (Details)

9955535 - Disclosure - Investments (Amortized Cost and Fair Value of Available-for-Sale Debt Securities by Contractual Maturity) (Details)

9955536 - Disclosure - Investments (Fair Value of Available-For-Sale Investments with Gross Unrealized Losses by Investment Type and Length of Time That Individual Securities Have Been in a Continuous Unrealized Loss Position) (Details)

9955537 - Disclosure - Fair Value (Narrative) (Details)

9955538 - Disclosure - Fair Value (Financial Assets and Liabilities, Measured at Fair Value on a Recurring Basis) (Details)

9955539 - Disclosure - Fair Value (Financial Assets and Liabilities, Not Measured at Fair Value on a Recurring Basis) (Details)

9955540 - Disclosure - Property, Plant, and Capitalized Software (Narrative) (Details)

9955541 - Disclosure - Property, Plant, and Capitalized Software Property Plant and Equipment Table (Details)

9955542 - Disclosure - Goodwill and Intangible Assets (Narrative) (Details)

9955543 - Disclosure - Goodwill and Intangible Assets Changes in the Carrying Amount of Goodwill by Reporting Segment (Details)

9955544 - Disclosure - Goodwill and Intangible Assets Gross carrying value, accumulated amortization and net carrying value of intangible assets (Details)

9955545 - Disclosure - Goodwill and Intangible Assets Weighted-average useful lives assigned to intangible assets acquired in business combinations (Details)

9955546 - Disclosure - Goodwill and Intangible Assets Amortization Expense relating to Intangible Assets (Details)

9955547 - Disclosure - Medical Costs Payable (Narrative) (Details)

9955548 - Disclosure - Medical Costs Payable Rollforward (Details)

9955549 - Disclosure - Medical Costs Payable, Incurred and Paid Medical Cost Development (Details)

9955550 - Disclosure - Short-Term Borrowings and Long-Term Debt (Narrative) (Details)

9955551 - Disclosure - Short-Term Borrowings and Long-Term Debt (Details)

9955552 - Disclosure - Short-Term Borrowings and Long-Term Debt Maturities of commercial paper and long-term debt (Details)

9955553 - Disclosure - Income Taxes (Narrative) (Details)

9955554 - Disclosure - Income before income taxes (Details)

9955555 - Disclosure - Income Taxes Reconciliation of Provision for Income Taxes (Details)

9955556 - Disclosure - Income Tax Reconciliation of the tax provision at the U.S. Federal Statutory Rate (Details)

9955557 - Disclosure - Income Taxes Paid (Details)

9955558 - Disclosure - Income Taxes Components of Deferred Tax Assets and Liabilities (Details)

9955559 - Disclosure - Income Taxes Reconciliation of the beginning and ending amount of unrecognized tax benefits (Details)

9955560 - Disclosure - Shareholders' Equity (Narrative) (Details)

9955561 - Disclosure - Shareholders' Equity Share Repurchases (Details)

9955562 - Disclosure - Shareholders' Equity Dividends (Details)

9955563 - Disclosure - Share-Based Compensation (Narrative) (Details)

9955564 - Disclosure - Share-Based Compensation (Stock Option Activity) (Details)

9955565 - Disclosure - Share-Based Compensation (Restricted Share Activity) (Details)

9955566 - Disclosure - Share-Based Compensation Other Share-Based Compensation Data (Details)

9955567 - Disclosure - Share-Based Compensation (Share-Based Compensation Principal Fair Value Assumptions) (Details)

9955568 - Disclosure - Commitments and Contingencies (Narrative) (Details)

9955569 - Disclosure - Commitment and Contingencies Future Lease Payments (Details)

9955570 - Disclosure - Business Combinations (Narrative) (Details)

9955571 - Disclosure - Business Combinations (Details)

9955572 - Disclosure - Dispositions and Held for Sale (Narrative) (Details)

9955573 - Disclosure - Dispositions and Held for Sale (Details)

9955574 - Disclosure - Segment Financial Information (Narrative) (Details)

9955575 - Disclosure - Segment Financial Information (Details)

9955576 - Disclosure - Schedule I (Details)

9955577 - Disclosure - Schedule I Condensed Balance Sheets (Details)

9955578 - Disclosure - Schedule I Balance Sheet Document (Details)

9955579 - Disclosure - Schedule I Condensed Statement of Comprehensive Income (Details)

9955580 - Disclosure - Schedule I Statement of Cash Flows (Details)

9955581 - Disclosure - Schedule I Maturities of Short-Term Borrowings and Long-Term Debt (Details)