    <SEC-DOCUMENT>0001443646-23-000220-index.html : 20231010
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    <ACCEPTANCE-DATETIME>20231010160725
    ACCESSION NUMBER:		0001443646-23-000220
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		21
    CONFORMED PERIOD OF REPORT:	20231010
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20231010
    DATE AS OF CHANGE:		20231010

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Booz Allen Hamilton Holding Corp
    		CENTRAL INDEX KEY:			0001443646
    		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT CONSULTING SERVICES [8742]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0331

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-34972
    		FILM NUMBER:		231318014

    	BUSINESS ADDRESS:
    		STREET 1:		8283 GREENSBORO DRIVE
    		CITY:			MCLEAN
    		STATE:			VA
    		ZIP:			22102
    		BUSINESS PHONE:		703-902-5000

    	MAIL ADDRESS:
    		STREET 1:		8283 GREENSBORO DRIVE
    		CITY:			MCLEAN
    		STATE:			VA
    		ZIP:			22102

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	EXPLORER HOLDING CORP
    		DATE OF NAME CHANGE:	20080821
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>bah-20231010.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: bah-20231010.htm

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    <TYPE>EX-101.SCH
    <SEQUENCE>3
    <FILENAME>bah-20231010.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
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    <FILENAME>bah-20231010_lab.xml
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    <FILENAME>investorpresentationocto001.jpg
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    <SEQUENCE>11
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    <SEQUENCE>13
    <FILENAME>investorpresentationocto008.jpg
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    <TYPE>XML
    <SEQUENCE>14
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
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    <SEQUENCE>15
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    <TYPE>EXCEL
    <SEQUENCE>16
    <FILENAME>Financial_Report.xlsx
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    <SEQUENCE>17
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    <TYPE>XML
    <SEQUENCE>19
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    <TYPE>JSON
    <SEQUENCE>21
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