v3.19.3
Cover
Nov. 26, 2019
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Nov. 26, 2019
Entity File Number 001-34972
Entity Registrant Name Booz Allen Hamilton Holding Corporation
Entity Central Index Key 0001443646
Entity Tax Identification Number 26-2634160
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 8283 Greensboro Drive
Entity Address, City or Town McLean
Entity Address, State or Province VA
Entity Address, Postal Zip Code 22102
City Area Code 703
Local Phone Number 902-5000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Class A Common Stock
Trading Symbol BAH
Security Exchange Name NYSE
Entity Emerging Growth Company false