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Redeemable Noncontrolling Interest (Details) - Micron Semiconductor Asia Operations Pt. Ltd.
$ in Millions
1 Months Ended
Aug. 30, 2018
USD ($)
shares
Redeemable Noncontrolling Interest [Line Items]  
Redeemable noncontrolling interest, shares authorized 100,000
Redeemable noncontrolling interest, shares Issued 100,000
Net proceeds from issuance of redeemable preferred stock | $ $ 97
Cumulative fixed dividend on redeemable noncontrolling interests 7.75%