v3.26.1
Fair Value Measurements - Plan's Investments (Details) - EBP 008 - USD ($)
Dec. 31, 2025
Dec. 31, 2024
EBP, Investment, Fair Value and NAV [Line Items]    
Total $ 2,414,720,784 $ 2,123,242,938
Fair Value, Inputs, Level 1, Level 2, and Level 3    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 299,979,822 590,018,991
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Total mutual funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 251,551,666 508,495,031
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Equity funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 211,383,238 473,025,497
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Index funds – fixed income    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 32,272,870 28,773,448
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Fixed income funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 7,895,558 6,696,086
Fair Value, Inputs, Level 1, Level 2, and Level 3 | The Campbell's Company Stock Fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 48,428,156 81,523,960
Fair Value, Inputs, Level 1    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 299,979,822 590,018,991
Fair Value, Inputs, Level 1 | Total mutual funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 251,551,666 508,495,031
Fair Value, Inputs, Level 1 | Equity funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 211,383,238 473,025,497
Fair Value, Inputs, Level 1 | Index funds – fixed income    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 32,272,870 28,773,448
Fair Value, Inputs, Level 1 | Fixed income funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 7,895,558 6,696,086
Fair Value, Inputs, Level 1 | The Campbell's Company Stock Fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 48,428,156 81,523,960
Fair Value, Inputs, Level 2    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 2 | Total mutual funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 2 | Equity funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 2 | Index funds – fixed income    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 2 | Fixed income funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 2 | The Campbell's Company Stock Fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 3    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 3 | Total mutual funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 3 | Equity funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 3 | Index funds – fixed income    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 3 | Fixed income funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Fair Value, Inputs, Level 3 | The Campbell's Company Stock Fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Total 0 0
Measured at net asset value | Common Collective Trusts    
EBP, Investment, Fair Value and NAV [Line Items]    
Total $ 2,114,740,962 $ 1,533,223,947