Document and Entity Information - shares |
9 Months Ended | |
---|---|---|
Dec. 31, 2018 |
Jan. 29, 2019 |
|
Document and Entity Information [Abstract] | ||
Entity Registrant Name | Booz Allen Hamilton Holding Corp | |
Entity Central Index Key | 0001443646 | |
Document Type | 10-Q | |
Document Period End Date | Dec. 31, 2018 | |
Amendment Flag | false | |
Document Fiscal Year Focus | 2019 | |
Document Fiscal Period Focus | Q3 | |
Current Fiscal Year End Date | --03-31 | |
Entity Filer Category | Large Accelerated Filer | |
Entity Small Business | false | |
Entity Emerging Growth Company | false | |
Class A Common Stock | ||
Entity Listings [Line Items] | ||
Entity Common Stock, Shares Outstanding | 140,081,705 | |
Non-voting common stock, Class B | ||
Entity Listings [Line Items] | ||
Entity Common Stock, Shares Outstanding | 0 | |
Restricted common stock, Class C | ||
Entity Listings [Line Items] | ||
Entity Common Stock, Shares Outstanding | 0 | |
Special voting common stock, Class E | ||
Entity Listings [Line Items] | ||
Entity Common Stock, Shares Outstanding | 0 |