REGIONS FINANCIAL CORP

0000001 - Document - DOCUMENT AND ENTITY INFORMATION

0000002 - Document - Audit Information

9952151 - Statement - CONSOLIDATED BALANCE SHEETS

9952152 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)

9952153 - Statement - CONSOLIDATED STATEMENTS OF INCOME

9952154 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME

9952155 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical)

9952156 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY

9952157 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS

9952158 - Disclosure - Summary of Significant Accounting Policies

9952159 - Disclosure - Variable Interest Entities

9952160 - Disclosure - Debt Securities

9952161 - Disclosure - Loans

9952162 - Disclosure - Loans And The Allowance For Credit Losses

9952163 - Disclosure - Servicing of Financial Assets

9952164 - Disclosure - Other Earning Assets

9952165 - Disclosure - Premises and Equipment

9952166 - Disclosure - Intangible Assets

9952167 - Disclosure - Deposits

9952168 - Disclosure - Borrowed Funds

9952169 - Disclosure - Regulatory Capital Requirements and Restrictions

9952170 - Disclosure - Leases (Notes)

9952171 - Disclosure - Shareholders' Equity and Accumulated Other Comprehensive Income (Loss)

9952172 - Disclosure - Earnings Per Common Share

9952173 - Disclosure - Share-Based Payments

9952174 - Disclosure - Employee Benefit Plans

9952175 - Disclosure - Other Non-Interest Income and Expense

9952176 - Disclosure - Income Taxes

9952177 - Disclosure - Derivative Financial Instruments and Hedging Activities

9952178 - Disclosure - Fair Value Measurements

9952179 - Disclosure - Business Segment Information

9952180 - Disclosure - Commitments, Contingencies and Guarantees

9952181 - Disclosure - Parent Company Only Financial Statements

995445 - Disclosure - Insider Trading Arrangements

995447 - Disclosure - Insider Trading Policies and Procedures

995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure

9955511 - Disclosure - Summary of Significant Accounting Policies (Policies)

9955512 - Disclosure - Summary of Significant Accounting Policies (Tables)

9955513 - Disclosure - Variable Interest Entities (Tables)

9955514 - Disclosure - Debt Securities (Tables)

9955515 - Disclosure - Loans (Tables)

9955516 - Disclosure - Loans And The Allowance For Credit Losses (Tables)

9955517 - Disclosure - Servicing of Financial Assets (Tables)

9955518 - Disclosure - Other Earning Assets (Tables)

9955519 - Disclosure - Premises and Equipment (Tables)

9955520 - Disclosure - Intangible Assets (Tables)

9955521 - Disclosure - Deposits (Tables)

9955522 - Disclosure - Borrowed Funds (Tables)

9955523 - Disclosure - Regulatory Capital Requirements and Regulations (Tables)

9955524 - Disclosure - Leases (Tables)

9955525 - Disclosure - Shareholders' Equity and Accumulated Other Comprehensive Income (Loss) (Tables)

9955526 - Disclosure - Earnings Per Common Share (Tables)

9955527 - Disclosure - Share-Based Payments (Tables)

9955528 - Disclosure - Employee Benefit Plans (Tables)

9955529 - Disclosure - Other Non-Interest Income and Expense (Tables)

9955530 - Disclosure - Income Taxes (Tables)

9955531 - Disclosure - Derivative Financial Instruments and Hedging Activities (Tables)

9955532 - Disclosure - Fair Value Measurements (Tables)

9955533 - Disclosure - Business Segment Information (Tables)

9955534 - Disclosure - Commitments, Contingencies and Guarantees (Tables)

9955535 - Disclosure - Parent Company Only Financial Statements (Tables)

9955536 - Disclosure - Summary of Significant Accounting Policies (Supplemental Cash Flows) (Details)

9955537 - Disclosure - Summary of Significant Accounting Policies (Narrative) (Details)

9955538 - Disclosure - Variable Interest Entities Affordable Housing Tax Credit Investments (Details)

9955539 - Disclosure - Debt Securities (Schedule Of Amortized Cost, Gross Unrealized Gains And Losses, And Estimated Fair Value Of Securities Available For Sale And Securities Held To Maturity) (Details)

9955540 - Disclosure - Debt Securities (Schedule Of Cost And Estimated Fair Value Of Securities Available For Sale And Securities Held To Maturity By Contractual Maturity) (Details)

9955541 - Disclosure - Debt Securities (Schedule Of Gross Unrealized Losses And Estimated Fair Value Of Securities Available For Sale) (Details)

9955542 - Disclosure - Debt Securities (Schedule of Realized Gain (Loss) (Details)

9955543 - Disclosure - Debt Securities (Narrative) (Details)

9955544 - Disclosure - Loans (Schedule Of Loan Portfolio, Net Of Unearned Income) (Details)

9955545 - Disclosure - Loans And The Allowance For Credit Losses (Analysis Of The Allowance For Credit Losses By Portfolio Segment) (Details)

9955546 - Disclosure - Loans And The Allowance For Credit Losses (Financing Receivables Credit Quality Indicators) (Details)

9955547 - Disclosure - Loans And The Allowance For Credit Losses (Past Due Financing Receivables) (Details)

9955548 - Disclosure - Loans And The Allowance For Credit Losses (Modifications By Class And Segment) (Details)

9955549 - Disclosure - Loans And The Allowance For Credit Losses (Financial Impact Of Modifications To Troubled Borrowers) (Details)

9955550 - Disclosure - Loans And The Allowance For Credit Losses(Aging and Non-Accrual Performance for Modifications to Troubled Borrowers (Details)

9955551 - Disclosure - Loans And The Allowance For Credit Losses (Narrative) (Details)

9955552 - Disclosure - Servicing of Financial Assets (Analysis Of Residential and Commerical MSRs Under The Fair Value Measurement Method) (Details)

9955553 - Disclosure - Servicing of Financial Assets (Data And Assumptions Used In The Fair Value Calculation As Well As The Valuation's Sensitivity To Rate Fluctuations Related To Residential and Commercial Mortgage Servicing Rights) (Details)

9955554 - Disclosure - Servicing of Financial Assets (Analysis of Commercial DUS Mortgage Banking Servicing Rights Under Amortized Cost) (Details)

9955555 - Disclosure - Servicing of Financial Assets (Narrative) (Details)

9955556 - Disclosure - Other Earning Assets (Schedule Of Investments in Federal Reserve Bank Stock And Federal Home Loan Bank Stock) (Details)

9955557 - Disclosure - Other Earning Assets (Narrative) (Details)

9955558 - Disclosure - Premises and Equipment (Schedule of Premises and Equipment) (Details)

9955559 - Disclosure - Intangible Assets (Schedule Of Goodwill By Segment) (Details)

9955560 - Disclosure - Intangible Assets (Narrative) (Details)

9955561 - Disclosure - Deposits (Schedule of Interest-Bearing Deposits) (Details)

9955562 - Disclosure - Deposits (Schedule of Aggregate Amount of Maturities of All Time Deposits) (Details)

9955563 - Disclosure - Borrowed Funds (Schedule of Long-Term Borrowings) (Details)

9955564 - Disclosure - Borrowed Funds (Schedule of Maturities of Long-Term Borrowings) (Details)

9955565 - Disclosure - Borrowed Funds (Narrative) (Details)

9955566 - Disclosure - Regulatory Capital Requirements and Restrictions (Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations) (Details)

9955567 - Disclosure - Regulatory Capital Requirements and Restrictions Narrative (Details)

9955568 - Disclosure - Leases (Lessee: Information related to Operating Leases) (Details)

9955569 - Disclosure - Leases (Lessee: Schedule of Future, Undiscounted Minimum Lease Payments on Operating Leases) (Details)

9955570 - Disclosure - Leases (Lessor: Summary of Sales-Type, Direct Financing, Operating and Leveraged Leases) (Details)

9955571 - Disclosure - Leases (Lessor: Schedule of Minimum Future Payments Due From Customers for Sales-Type, Direct Financing, and Operating Leases) (Details)

9955572 - Disclosure - Leases (Narrative) (Details)

9955573 - Disclosure - Shareholders' Equity and Accumulated Other Comprehensive Income (Loss) (Preferred Stock Issuances) (Details)

9955574 - Disclosure - Shareholders' Equity and Accumulated Other Comprehensive Income (Loss) (Schedule of Accumulated Other Comprehensive Income) (Details)

9955575 - Disclosure - Shareholders' Equity and Accumulated Other Comprehensive Income (Loss) (Narrative) (Details)

9955576 - Disclosure - Earnings Per Common Share (Computation Of Basic And Diluted Earnings (Loss) Per Common Share) (Details)

9955577 - Disclosure - Share-Based Payments (Summary Of Compensation Costs Recognized In The Consolidated Statements of Operations) (Details)

9955578 - Disclosure - Share-Based Payments (Summary Of Restricted Stock Awards And Performance Stock Awards Activity) (Details)

9955579 - Disclosure - Share-Based Payments (Narrative) (Details)

9955580 - Disclosure - Employee Benefit Plans (Schedule of Defined Benefit Plans Disclosures) (Details)

9955581 - Disclosure - Employee Benefit Plans (Components Of Net Periodic Pension Costs) (Details)

9955582 - Disclosure - Employee Benefit Plans (Schedule of Assumptions Used) (Details)

9955583 - Disclosure - Employee Benefit Plans (Presentation Of The Fair Value Of Regions' Qualified Defined-Benefit Pension Plans' Financial Assets) (Details)

9955584 - Disclosure - Employee Benefit Plans (Information About The Expected Cash Flows For The Qualified and Non-Qualified Pension Plans) (Details)

9955585 - Disclosure - Employee Benefit Plans (Narrative) (Details)

9955586 - Disclosure - Other Non-Interest Income and Expense (Other Non-Interest Income) (Details)

9955587 - Disclosure - Other Non-Interest Income and Expense (Other Non-Interest Expense) (Details)

9955588 - Disclosure - Income Taxes (Components Of Income Tax (Benefit) Expense) (Details)

9955589 - Disclosure - Income Taxes (Income Tax Rate Reconciliation) (Details)

9955590 - Disclosure - Income Taxes (Summary Of Significant Components Of Deferred Tax Assets And Liabilities) (Details)

9955591 - Disclosure - Income Taxes (Reconciliation Of Beginning And Ending Amount Of Unrecognized Tax Benefits) (Details)

9955592 - Disclosure - Income Taxes (Narrative) (Details)

9955593 - Disclosure - Derivative Financial Instruments And Hedging Activities (Schedule Of Derivative Instruments Notional And Fair Values) (Details)

9955594 - Disclosure - Derivative Financial Instruments And Hedging Activities (Schedule Of The Effect Of Derivative Instruments On The Statements Of Operations) (Details)

9955595 - Disclosure - Derivative Financial Instruments and Hedging Activities Derivative Financial Instruments and Hedging Activities (Schedule of Fair Value Hedging Basis Adjustments) (Details)

9955596 - Disclosure - Derivative Financial Instruments And Hedging Activities (Schedule Of Gains (Losses) Recognized Related To Derivatives Not Designated As Hedging Instruments) (Details)

9955597 - Disclosure - Derivative Financial Instruments And Hedging Activities (Narrative) (Details)

9955598 - Disclosure - Fair Value Measurements (Schedule Of Assets And Liabilities At Fair Value Measured On A Recurring Basis) (Details)

9955599 - Disclosure - Fair Value Measurements (Summary Of Quantitative Information About Level 3 Fair Value Measurements) (Details)

9955600 - Disclosure - Fair Value Measurements (Fair Value Option, Fair Value and Unpaid Principal Balance) (Details)

9955601 - Disclosure - Fair Value Measurements (Schedule Of Carrying Amounts And Estimated Fair Values Of Financial Instruments) (Details)

9955602 - Disclosure - Business Segment Information (Schedule Of Financial Information By Reportable Segment) (Details)

9955603 - Disclosure - Commitments, Contingencies and Guarantees (Credit Risk Of Financial Instruments By Contractual Amounts) (Details)

9955604 - Disclosure - Commitments, Contingencies and Guarantees (Narrative) (Details)

9955605 - Disclosure - Condensed Financial Information Parent Company Balance Sheets (Details)

9955606 - Disclosure - Condensed Financial Information Parent Company Statement of Operations (Details)

9955607 - Disclosure - Condensed Financial Information Parent Company Statements of Cash Flow (Details)