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Equity Equity - NCI and Consolidated VIE Disclosures (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended
Aug. 28, 2014
May 29, 2014
Feb. 27, 2014
Nov. 28, 2013
Aug. 29, 2013
May 30, 2013
Feb. 28, 2013
Nov. 29, 2012
Aug. 28, 2014
Aug. 29, 2013
Aug. 30, 2012
Feb. 29, 2012
Aug. 28, 2014
NAND Flash [Member]
Aug. 29, 2013
NAND Flash [Member]
Aug. 30, 2012
NAND Flash [Member]
Apr. 06, 2012
Intel [Member]
Aug. 28, 2014
Intel [Member]
NAND Flash [Member]
Collaborative Arrangement Process Design and Process Development [Member]
Aug. 29, 2013
Intel [Member]
NAND Flash [Member]
Collaborative Arrangement Process Design and Process Development [Member]
Aug. 30, 2012
Intel [Member]
NAND Flash [Member]
Collaborative Arrangement Process Design and Process Development [Member]
Apr. 30, 2012
IM Flash Technologies, LLC [Member]
Aug. 28, 2014
IM Flash Technologies, LLC [Member]
Intel [Member]
NAND Flash [Member]
Aug. 29, 2013
IM Flash Technologies, LLC [Member]
Intel [Member]
NAND Flash [Member]
Aug. 30, 2012
IM Flash Technologies, LLC [Member]
Intel [Member]
NAND Flash [Member]
Apr. 30, 2012
IM Flash Singapore LLP [Member]
Aug. 30, 2012
IM Flash Singapore LLP [Member]
Intel [Member]
NAND Flash [Member]
Aug. 28, 2014
MP Mask Technology Center, LLC [Member]
Aug. 28, 2014
Rexchip Electronics Corporation, now known as Micron Memory Taiwan Co., Ltd. [Member]
Aug. 29, 2013
Rexchip Electronics Corporation, now known as Micron Memory Taiwan Co., Ltd. [Member]
Aug. 28, 2014
Other Consolidated Entities [Member]
Aug. 29, 2013
Other Consolidated Entities [Member]
Aug. 28, 2014
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
IM Flash Technologies, LLC [Member]
Aug. 29, 2013
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
IM Flash Technologies, LLC [Member]
Aug. 30, 2012
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
IM Flash Technologies, LLC [Member]
Aug. 30, 2012
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
IM Flash Singapore LLP [Member]
Apr. 06, 2012
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
IM Flash Singapore LLP [Member]
Aug. 30, 2007
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
IM Flash Singapore LLP [Member]
Aug. 30, 2012
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
MP Mask Technology Center, LLC [Member]
Aug. 28, 2014
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
MP Mask Technology Center, LLC [Member]
Aug. 29, 2013
Variable Interest Entities Which We Have Determined That We Are the Primary Beneficiary [Member]
MP Mask Technology Center, LLC [Member]
Aug. 28, 2014
Noncontrolling Interest [Member]
Aug. 29, 2013
Noncontrolling Interest [Member]
Aug. 30, 2012
Noncontrolling Interest [Member]
Aug. 28, 2014
Noncontrolling Interest [Member]
Rexchip Electronics Corporation, now known as Micron Memory Taiwan Co., Ltd. [Member]
Aug. 28, 2014
Additional Capital [Member]
Aug. 28, 2014
Additional Capital [Member]
Rexchip Electronics Corporation, now known as Micron Memory Taiwan Co., Ltd. [Member]
Variable Interest Entity [Line Items]                                                                                          
Noncontrolling interests in subsidiaries $ 802       $ 864       $ 802 $ 864                                 $ 9 $ 155 $ 7 $ 16 $ 693 [1] $ 601 [1]           $ 93 [1] $ 92 [1]            
Variable interest entity, ownership percentage by noncontrolling owners (in hundredths)                                                       11.00%     49.00% [1] 49.00% [1]           50.00% [1] 50.00% [1]            
Ownership percentage after stock transactions during period (in hundredths)                                                             51.00%       82.00% 51.00%   50.00%              
R and D expenses reduced by reimbursements from Intel                 (1,371) (931) (918)           137 127 87                                                    
Net sales 4,227 3,982 4,107 4,042 2,843 2,318 2,078 1,834 16,358 9,073 8,234   4,468 3,589 3,627           423 387 718   158                                        
Trade receivables 2,524       2,069       2,524 2,069                     66 68                                              
Noncontrolling Interest Items [Abstract]                                                                                          
Distributions to Micron from Consolidated VIE's                                                             10 38 439                        
Distributions to noncontrolling interests from consolidated VIE's                 18 37 391                 139                     10 37 391             18 37 391      
Micron contributions to consolidated VIE's                                                             106 12 48 103     21                
Cash received from noncontrolling interests                 102 11 197                                       102 11 46 131     20                
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net [Abstract]                                                                                          
Minority Interest Decrease From Purchase Of Interest Ownership Percentage                                               18.00%                                          
Acquisition of noncontrolling interests                 146   466                         466     146                         180   466 180 (34) (34)
Intel's deposit to be applied to future purchases of NAND Flash                               300                                                          
Extension periods of a Joint Venture                                                   5 years                                      
Notice Period Required to Terminate a Joint Venture                                                   12 months                                      
Sale proceeds for facility sold to Photronics                       $ 35                                                                  
[1] (1) Entity is a variable interest entity.