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Variable Interest Entities (“VIE”) - Narrative (Details) - USD ($)
Jul. 23, 2023
Mar. 29, 2025
Variable Interest Entity [Line Items]    
Symbotic's Maximum Exposure to Loss   $ 1,635,200,000
Variable Interest Entity, Not Primary Beneficiary    
Variable Interest Entity [Line Items]    
Symbotic's Maximum Exposure to Loss   1,635,228,000
Investments in Unconsolidated VIE   $ 85,323,000
GreenBox | Symbotic Holdings    
Variable Interest Entity [Line Items]    
Variable interest entity, ownership percentage 35.00%  
GreenBox | Sunlight    
Variable Interest Entity [Line Items]    
Variable interest entity, ownership percentage 65.00%