Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions |
3 Months Ended | 8 Months Ended | ||
|---|---|---|---|---|
May 13, 2018 |
May 07, 2017 |
May 13, 2018 |
May 07, 2017 |
|
| Statement of Comprehensive Income [Abstract] | ||||
| NET INCOME INCLUDING NONCONTROLLING INTERESTS | $ 762 | $ 706 | $ 2,126 | $ 1,782 |
| Foreign-currency translation adjustment and other, net | (149) | 21 | (22) | (210) |
| Comprehensive income | 613 | 727 | 2,104 | 1,572 |
| Less: Comprehensive income attributable to noncontrolling interests | 4 | 15 | 37 | 34 |
| COMPREHENSIVE INCOME ATTRIBUTABLE TO COSTCO | $ 609 | $ 712 | $ 2,067 | $ 1,538 |