v3.26.1
Fair Value Measurements (Details) - EBP 001 - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value $ 9,033,674 $ 8,355,196
Self-directed brokerage accounts    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value   636,909
Short-term investments    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value   11,036
HPE common stock fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value   78,395
Fair Value Measured at Net Asset Value Per Share | Common collective trusts at NAV    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 3,987,846 3,850,747
Fair Value Measured at Net Asset Value Per Share | Collective investment trusts at NAV    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 4,168,229 3,745,646
Fair Value, Inputs, Level 1, Level 2, and Level 3    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 9,033,674  
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Self-directed brokerage accounts    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 751,330  
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Short-term investments    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 9,998  
Fair Value, Inputs, Level 1, Level 2, and Level 3 | HPE common stock fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 84,624  
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Common stocks    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 31,647 32,463
Level 1    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 877,599 758,803
Level 1 | Self-directed brokerage accounts    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 751,330 636,909
Level 1 | Short-term investments    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 9,998 11,036
Level 1 | HPE common stock fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value 84,624 78,395
Level 1 | Common stocks    
EBP, Investment, Fair Value and NAV [Line Items]    
Investments, at fair value $ 31,647 $ 32,463