Employee Benefit Plan, Description of Plan [Table] Employee Benefit Plan, Description of Plan [Table] Employee Benefit Plan, Employer Contribution, Matching Percentage Employee Benefit Plan, Employer Contribution, Matching Percentage Statistical Measurement [Domain] Statistical Measurement [Domain] Employee Benefit Plan, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Employee Benefit Plan, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Employee Benefit Plan, Participant-Directed Status [Axis] Employee Benefit Plan, Participant-Directed Status [Axis] Cover [Abstract] EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate,minimum EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate,minimum EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate,minimum Mutual Fund Mutual Fund [Member] Employee Benefit Plan, Change in Net Asset Available for Benefit, Decrease Employee Benefit Plan, Change in Net Asset Available for Benefit, Decrease Employee Benefit Plan, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Employee Benefit Plan, Change in Net Asset Available for Benefit, Decrease from Administrative Expense Amendment Flag Amendment Flag Entity Registrant Name Entity Registrant Name Employee Benefit Plan, Description of Plan [Abstract] Employee Benefit Plan, Description of Plan [Abstract] Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Employee Benefit Plan, Allocation Status [Axis] Employee Benefit Plan, Allocation Status [Axis] Employee Benefit Plan, Investment, Fair Value and NAV [Table] Employee Benefit Plan, Investment, Fair Value and NAV [Table] Employee Benefit Plan, Participant Contribution, Automatic, Deferral Rate Employee Benefit Plan, Participant Contribution, Automatic, Deferral Rate Employee Benefit Plan, Statement of Change in Net Asset Available for Benefit [Table] Employee Benefit Plan, Statement of Change in Net Asset Available for Benefit [Table] Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Employee Benefit Plan, Note Receivable from Participant Employee Benefit Plan, Note Receivable from Participant Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Employee Benefit Plan, Net Asset Available for Benefit Employee Benefit Plan, Net Asset Available for Benefit Employee Benefit Plan, Asset Held for Investment, Plan Interest in Master Trust, Current Value Employee Benefit Plan, Asset Held for Investment, Plan Interest in Master Trust, Current Value Employee Benefit Plan, Investment, Fair Value and NAV [Line Items] Employee Benefit Plan, Investment, Fair Value and NAV [Line Items] Employee Benefit Plan, Related Party and Party-in-Interest Transactions [Line Items] Employee Benefit Plan, Related Party and Party-in-Interest Transactions [Line Items] Employee Benefit Plan, Investment, Fair Value and NAV [Abstract] Document Type Document Type Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment Employee Benefit Plan, Tax Status [Table] Employee Benefit Plan, Tax Status [Table] Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage Entities [Table] Entities [Table] Employee Benefit Plan, Tax Status [Line Items] Employee Benefit Plan, Tax Status [Line Items] Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment Investment, Identifier [Axis] Investment, Identifier [Axis] Employee Benefit Plan, Participant-Directed Status [Domain] Employee Benefit Plan, Participant-Directed Status [Domain] Employee Benefit Plan, Note Receivable from Participant, Account, Minimum Borrowing, Amount Employee Benefit Plan, Note Receivable from Participant, Account, Minimum Borrowing, Amount Entity Tax Identification Number Entity Tax Identification Number Employee Benefit Plan, Tax Status Employee Benefit Plan, Tax Status [Text Block] Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase (Decrease) Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase (Decrease) Pioneer US Balanced Trust Pioneer US Balanced Trust [Member] Pioneer US Balanced Trust Pioneer Large Cap Core Equity Trust Pioneer Large Cap Core Equity Trust [Member] Pioneer Large Cap Core Equity Trust Investment Type [Axis] Investment Type [Axis] Employee Benefit Plan, Accounting Policy [Abstract] Employee Benefit Plan, Related Party and Party-in-Interest Transactions [Abstract] Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, Amount Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, Amount Statistical Measurement [Axis] Statistical Measurement [Axis] Employee Benefit Plan, Accounting Policy [Table] Employee Benefit Plan, Accounting Policy [Table] EPB 012 [Member] EPB 012 [Member] EPB 012 Employee Benefit Plan, Schedule of Asset Held for Investment [Abstract] Employee Benefit Plan, Statement of Change in Net Asset Available for Benefit [Line Items] Employee Benefit Plan, Statement of Change in Net Asset Available for Benefit [Line Items] Employee Benefit Plan, Tax Status [Abstract] Employee Benefit Plan, Accounting Policy [Line Items] Employee Benefit Plan, Accounting Policy [Line Items] Employee Benefit Plan, Related Party and Party-in-Interest [Axis] Employee Benefit Plan, Related Party and Party-in-Interest [Axis] BNYM EB US Sa=mall-Mid Cap Growth Equity Fund BNYM EB US Sa=mall-Mid Cap Growth Equity Fund [Member] BNYM EB US Sa=mall-Mid Cap Growth Equity Fund Employee Benefit Plan, Investment, Fair Value and NAV Employee Benefit Plan, Investment, Fair Value and NAV [Table Text Block] Victory Integrity Small/Mid Cap Value Victory Integrity Small/Mid Cap Value [Member] Victory Integrity Small/Mid Cap Value EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate,Max EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate,Max Investments [Domain] Investments [Domain] T. Rowe Price Retirment 2055 Trust T. Rowe Price Retirment 2055 Trust [Member] T. Rowe Price Retirment 2055 Trust Employee Benefit Plan, Statement of Net Asset Available for Benefit [Line Items] Employee Benefit Plan, Statement of Net Asset Available for Benefit [Line Items] Employee Benefit Plan, Note to Receivable from Participant, Interest Employee Benefit Plan, Note to Receivable from Participant, Interest Employee Benefit Plan, Note to Receivable from Participant, Interest Employee Benefit Plan, Employer Contribution, Matching Percentage, Bonus Contribution Employee Benefit Plan, Employer Contribution, Matching Percentage, Bonus Contribution Employee Benefit Plan, Employer Contribution, Matching Percentage, Bonus Contribution T. Rowe Price Retirement 2065 Trust T. Rowe Price Retirement 2065 Trust [Member] T. Rowe Price Retirement 2065 Trust T. Rowe Price Large Cap Growth T. Rowe Price Large Cap Growth [Member] T. Rowe Price Large Cap Growth Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income on Investment Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Interest and Dividend Income on Investment Employee Benefit Plan, Allocation Status [Domain] Employee Benefit Plan, Allocation Status [Domain] Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash Morley Stable Value Fund Morley Stable Value Fund [Member] Morley Stable Value Fund Employee Benefit Plan, Asset Held for Investment, Participant Loan, after Deemed Distribution Employee Benefit Plan, Asset Held for Investment, Participant Loan, after Deemed Distribution Fair Value Measured at Net Asset Value Per Share Fair Value Measured at Net Asset Value Per Share [Member] Entity Central Index Key Entity Central Index Key EBPParticipantContributionAutomaticAnnualIncrease,PercentageIncrease EBPParticipantContributionAutomaticAnnualIncrease,PercentageIncrease EBPParticipantContributionAutomaticAnnualIncrease,PercentageIncrease Employee Benefit Plan, Related Party and Party-in-Interest [Domain] Employee Benefit Plan, Related Party and Party-in-Interest [Domain] Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Employee Benefit Plan, Asset Held for Investment, Party-in-Interest [true false] Employee Benefit Plan, Asset Held for Investment, Party-in-Interest [true false] Employee Benefit Plan, Schedule of Asset Held for Investment [Table] Employee Benefit Plan, Schedule of Asset Held for Investment [Table] Employee Benefit Plan, Schedule of Asset Held for Investment [Line Items] Employee Benefit Plan, Schedule of Asset Held for Investment [Line Items] T. Rowe Price Retirement 2045 Trust T. Rowe Price Retirement 2045 Trust [Member] T. Rowe Price Retirement 2045 Trust Employee Benefit Plan, Summary of Accounting Policy Employee Benefit Plan, Summary of Accounting Policy [Text Block] Common Collective Trust Common Collective Trust [Member] T. Rowe Price Retirement 2035 Trust T. Rowe Price Retirement 2035 Trust [Member] T. Rowe Price Retirement 2035 Trust Entity Information [Line Items] Entity Information [Line Items] T. Rowe Price Retirement 2025 Trust T. Rowe Price Retirement 2025 Trust [Member] T. Rowe Price Retirement 2025 Trust T. Rowe Price Retirement 2005 Trust T. Rowe Price Retirement 2005 Trust [Member] T. Rowe Price Retirement 2005 Trust Regions Stock Fund Regions Stock Fund [Member] Regions Stock Fund Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value Employee Benefit Plan, Related Party and Party-in-Interest Transactions Employee Benefit Plan, Related Party and Party-in-Interest Transactions [Text Block] T. Rowe Retirement 2015 Trust T. Rowe Price Retirement 2015 Trust [Member] T. Rowe Price Retirement 2015 Trust Employee Benefit Plan, Basis of Accounting Employee Benefit Plan, Basis of Accounting [Policy Text Block] Employee Benefit Plan, Investment, Fair Value and NAV Employee Benefit Plan, Investment, Fair Value and NAV [Text Block] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Harding Loevner International Equity Harding Loevner International Equity [Member] Harding Loevner International Equity T. Rowe Price Retirement 2010 Trust T. Rowe Price Retirement 2010 Trust [Member] T. Rowe Price Retirement 2010 Trust T. Rowe Price Retirement 2020 Trust T. Rowe Price Retirement 2020 Trust [Member] T. Rowe Price Retirement 2020 Trust Legal Entity [Axis] Legal Entity [Axis] Employee Benefit Plan, Description of Plan [Line Items] Employee Benefit Plan, Description of Plan [Line Items] Fair Value, Inputs, Level 1 Fair Value, Inputs, Level 1 [Member] Employee Benefit Plan, Statement of Net Asset Available for Benefit [Abstract] Employee Benefit Plan, Statement of Change in Net Asset Available for Benefit [Abstract] Employee Benefit Plan, Description of Plan Employee Benefit Plan, Description of Plan [Text Block] Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase Employee Benefit Plan, Change in Net Asset Available for Benefit, Increase Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Total Asset in the fair value hierarchy Total Asset in the fair value hierarchy [Member] Total Asset in the fair value hierarchy Employee Benefit Plan, Plan Number Employee Benefit Plan, Plan Number Entity [Domain] Entity [Domain] Employee Benefit Plan, Related Party and Party-in-Interest Transactions [Table] Employee Benefit Plan, Related Party and Party-in-Interest Transactions [Table] T. Rowe Price Retirement 2050 Trust T. Rowe Price Retirement 2050 Trust [Member] T. Rowe Price Retirement 2050 Trust T. Rowe Price Retirement 2030 Trust T. Rowe Price Retirement 2030 Trust [Member] T. Rowe Price Retirement 2030 Trust Employee Benefit Plan, Receivable for Investment Income Employee Benefit Plan, Receivable for Investment Income T. Rowe Price Retirement 2040 Trust T. Rowe Price Retirement 2040 Trust [Member] T. Rowe Price Retirement 2040 Trust Employee Benefit Plan, Statement of Net Asset Available for Benefit [Table] Employee Benefit Plan, Statement of Net Asset Available for Benefit [Table] Employee Benefit Plan, Employer Contribution, Noncash, Description Employee Benefit Plan, Employer Contribution, Noncash, Description T. Rowe Price Retirement 2060 Trust T. Rowe Price Retirement 2060 Trust [Member] T. Rowe Price Retirement 2060 Trust Investment, Issuer Name, Other [Member] Employee Benefit Plan, Participant-Directed [Member]