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Schedule I Condensed Parent Company Cash Flows (Details) - USD ($)
$ in Millions
 12 Months Ended
Sep. 03, 2015
Aug. 28, 2014
Aug. 29, 2013
Condensed Cash Flow Statements, Captions [Line Items]      
Net cash (used for) provided by operating activities $ 5,208 $ 5,699 $ 1,811
Cash flows from investing activities      
Purchases of available-for-sale securities (4,392) (1,063) (924)
Expenditures for property, plant and equipment (4,021) (3,107) (1,442)
Payments to settle hedging activities (132) (26) (253)
Proceeds from sales and maturities of available-for-sale securities 2,248 557 678
Cash received from disposition of interest in Aptina 1 105 0
Other 79 96 31
Net cash used for investing activities (6,232) (2,902) (1,910)
Cash flows from financing activities      
Repayments of debt (2,329) (3,843) (743)
Cash paid to acquire treasury stock (884) (76) (5)
Proceeds from issuance of debt 2,212 2,212 1,121
Proceeds from issuance of stock under equity plans 73 265 150
Proceeds from equipment sale-leaseback transactions 291 14 126
Other (128) (143) (124)
Net cash provided by (used for) financing activities (718) (1,499) 520
Effect of changes in currency exchange rates on cash and equivalents (121) (28) 0
Net increase (decrease) in cash and equivalents (1,863) 1,270 421
Cash and equivalents at beginning of period 4,150 2,880 2,459
Cash and equivalents at end of period 2,287 4,150 2,880
Micron Technology, Inc. [Member]      
Condensed Cash Flow Statements, Captions [Line Items]      
Net cash (used for) provided by operating activities 996 888 (347)
Cash flows from investing activities      
Purchases of available-for-sale securities (1,799) (1,047) (924)
Expenditures for property, plant and equipment (609) (392) (350)
Cash contributions to subsidiaries (151) (121) (23)
Payments to settle hedging activities (135) (27) (256)
Cash paid for acquisitions (57) 0 (596)
Expenditures for intangible assets (42) (43) (34)
Proceeds from sales and maturities of available-for-sale securities 1,581 557 678
Proceeds from settlement of hedging activities 78 23 38
Proceeds from repayment of loans to subsidiaries, net 65 379 851
Cash distributions from subsidiaries 33 227 38
Proceeds from sales of property, plant, and equipment 19 45 38
Proceeds from receipt of loan payments 10 56 0
Cash received from disposition of interest in Aptina 1 105 0
Other 5 7 (36)
Net cash used for investing activities (1,001) (231) (576)
Cash flows from financing activities      
Repayments of debt (1,645) (2,469) (777)
Cash paid to acquire treasury stock (884) (76) (5)
Payments of licensing obligations (82) (47) (31)
Proceeds from issuance of debt 2,050 1,750 693
Proceeds from issuance of stock under equity plans 73 265 150
Proceeds from equipment sale-leaseback transactions 0 0 126
Other (35) (32) (43)
Net cash provided by (used for) financing activities (523) (609) 113
Effect of changes in currency exchange rates on cash and equivalents 0 (1) 0
Net increase (decrease) in cash and equivalents (528) 47 (810)
Cash and equivalents at beginning of period 1,249 1,202 2,012
Cash and equivalents at end of period $ 721 $ 1,249 $ 1,202