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Schedule of Assets (Held at End of Year) - Summary of Employee Benefit Plan Statement of Investment (Detail) - EBP 004 [Member] - USD ($)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Employee Benefit Plan Statement Of Investment [Line Items]    
Entity Tax Identification Number 58-2582379  
Employee Benefit Plan, Plan Number 004  
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 859,315,926 $ 794,598,084
Employee Benefit Plan Short Term Investment Fund 260,541 391,285
Employee Benefit Plan, Note Receivable from Participant 23,328,496 $ 22,162,840
Employee Benefit Plan, Asset Held for Investment, Total $ 882,644,422  
Employee Benefit Plan, Investment, Number of Shares 1,609,840 1,807,780
Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage 50.00%  
Maximum [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage 10.50% 10.50%
Minimum [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage 9.75% 9.50%
Vanguard Target Retire 2035 Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Vanguard Target Retire 2040 Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Vanguard Target Retire 2045 Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Vanguard Target Retire 2050 Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Vanguard Target Retire 2055 Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Vanguard Target Retire 2060 Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Vanguard Target Retire 2065 Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Vanguard Target Retire Inc Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
The Vanguard Target Retire 2070 Trust II [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
American Europacific Growth Fund [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Dodge and Cox Income X [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Dodge and Cox Stock X [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Seagall Bryantand Hamill SM CP VAL INS [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Vanguard Institutional Index Fund [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Vanguard Small Cap Index Instl [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Vanguard Total Bond Market Index Inst [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Vanguard Total Intl Stock Index Instl [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Invesco Funds Government Agency [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Mutual Fund [Member]  
Flowers Foods Inc Common Stock [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Employee Benefit Plan, Employer, Common Stock [Member]  
Notes Receivable Fom Participants [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Note Receivable from Participant [1] $ 23,328,496  
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Senior Notes [Member]  
Common Collective Trust [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value [2] $ 535,655,589 $ 484,397,617
Mutual Fund [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value 289,902,003 $ 268,942,119
Investment, Identifier [Axis]: American Europacific Growth Fund    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 28,074,783  
Employee Benefit Plan, Investment, Number of Shares 522,613  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] American Europacific Growth Fund [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Dodgeand Cox Income X    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 39,115,795  
Employee Benefit Plan, Investment, Number of Shares 3,157,045  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Dodge and Cox Income X [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Dodgeand Cox Stock X    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 83,819,254  
Employee Benefit Plan, Investment, Number of Shares 325,904  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Dodge and Cox Stock X [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Flowers Foods, Inc. Common Stock    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value [1] $ 33,497,793  
Employee Benefit Plan, Investment, Number of Shares 1,621,384  
Employee Benefit Plan, Asset Held for Investment, Party-in-Interest [true false] true  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Flowers Foods Inc Common Stock [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Geneva Small Cap Growth Collective FD C    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 16,954,975  
Employee Benefit Plan, Investment, Number of Shares 1,536,013  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Geneva Small Cap Growth Collective Fund C [Member]  
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Harbor Capital Appreciation CIT 4    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 1  
Employee Benefit Plan, Investment, Number of Shares 1  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Harbor Capital Appreciation CIT 4 [Member]  
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Harbor Capital Appreciation CIT R    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 95,125,412  
Employee Benefit Plan, Investment, Number of Shares 5,332,142  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Harbor Capital Appreciation CIT R [Member]  
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Invesco Funds Governmentand Agency    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan Short Term Investment Fund $ 260,541  
Employee Benefit Plan, Investment, Number of Shares 260,541  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Invesco Funds Government Agency [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Notes Receivable from Participants    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Asset Held for Investment, Party-in-Interest [true false] true  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Notes Receivable Fom Participants [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Notes Receivable from Participants | Maximum [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage 10.50%  
Investment, Identifier [Axis]: Notes Receivable from Participants | Minimum [Member]    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage 9.75%  
Investment, Identifier [Axis]: Putnam Stable Value Fund    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 56,346,493  
Employee Benefit Plan, Investment, Number of Shares 55,452,404  
Employee Benefit Plan, Asset Held for Investment, Party-in-Interest [true false] true  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Putnam Stable Value Fund [Member]  
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Seagall Bryantand Hamill SM CP VAL INS    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 7,112,187  
Employee Benefit Plan, Investment, Number of Shares 477,649  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Seagall Bryantand Hamill SM CP VAL INS [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: The Vanguard Target Retire 2025 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 47,214,981  
Employee Benefit Plan, Investment, Number of Shares 955,189  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] The Vanguard Target Retire 2025 Trust II [Member]  
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: The Vanguard Target Retire 2030 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 72,060,031  
Employee Benefit Plan, Investment, Number of Shares 1,410,729  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] The Vanguard Target Retire 2030 Trust II [Member]  
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: The Vanguard Target Retire 2070 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 886,454  
Employee Benefit Plan, Investment, Number of Shares 36,241  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] The Vanguard Target Retire 2070 Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Institutional Index Fund    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 84,410,419  
Employee Benefit Plan, Investment, Number of Shares 176,259  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Institutional Index Fund [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Small Cap Index Instl    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 13,433,577  
Employee Benefit Plan, Investment, Number of Shares 116,662  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Small Cap Index Instl [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire 2020 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 15,478,517  
Employee Benefit Plan, Investment, Number of Shares 330,032  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire 2020 Trust II [Member]  
Employee Benefit Plan, Investment, Type [Extensible Enumeration] Common Collective Trust [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire 2035 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 56,507,539  
Employee Benefit Plan, Investment, Number of Shares 1,046,630  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire 2035 Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire 2040 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 40,972,532  
Employee Benefit Plan, Investment, Number of Shares 708,132  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire 2040 Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire 2045 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 37,642,663  
Employee Benefit Plan, Investment, Number of Shares 623,120  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire 2040 Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire 2050 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 38,038,323  
Employee Benefit Plan, Investment, Number of Shares 617,305  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire 2050 Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire 2055 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 32,578,400  
Employee Benefit Plan, Investment, Number of Shares 394,794  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire 2055 Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire 2060 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 16,052,693  
Employee Benefit Plan, Investment, Number of Shares 246,509  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire 2060 Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire 2065 Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 5,528,499  
Employee Benefit Plan, Investment, Number of Shares 137,868  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire 2065 Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Target Retire Inc Trust II    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 4,268,076  
Employee Benefit Plan, Investment, Number of Shares 94,825  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Target Retire Inc Trust II [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Total Bond Market Index Inst    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 15,362,486  
Employee Benefit Plan, Investment, Number of Shares 1,620,515  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Total Bond Market Index Inst [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
Investment, Identifier [Axis]: Vanguard Total Intl Stock Index Instl    
Employee Benefit Plan Statement Of Investment [Line Items]    
Employee Benefit Plan, Investment, Excluding Plan Interest in Master Trust, Fair Value $ 18,573,502  
Employee Benefit Plan, Investment, Number of Shares 146,571  
Employee Benefit Plan, Investment, Issuer Name [Extensible Enumeration] Vanguard Total Bond Market Index Inst [Member]  
Employee Benefit Plan, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Participation Status [Extensible Enumeration] Employee Benefit Plan, Participant-Directed [Member]  
[1] Parties-in-Interest (See Note 6)
[2] In accordance with ASC 820-10, certain investments that were measured at net asset value per share (or its equivalent) have not been classified in the fair value hierarchy. The amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the line items presented in the statement of net assets available for benefits.