v3.26.1
Related Parties and Related Commitments and Contingencies - Schedule of Variable Interest Entity Maximum Loss Exposure (Details) - Jul. 03, 2026 - Related Party
$ in Millions, ¥ in Billions
USD ($)
JPY (¥)
Guarantor Obligations [Line Items]    
Maximum estimable loss exposure $ 2,897  
Operating lease guarantees 923 ¥ 149
Inventory and prepayments 1,295  
Balance Sheet Location [Axis]: us-gaap:EquitySecuritiesFVNINoncurrent    
Guarantor Obligations [Line Items]    
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures 102  
Balance Sheet Location [Axis]: sndk:NotesReceivableAndInvestmentsInRelatedPartiesNoncurrent    
Guarantor Obligations [Line Items]    
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures $ 577