XML 50 R34.htm IDEA: XBRL DOCUMENT v3.3.1.900
Changes in Equity Attributes to Costco and the Noncontrolling Interests of Consolidated Subsidiaries (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Feb. 14, 2016
Feb. 15, 2015
Feb. 14, 2016
Feb. 15, 2015
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Equity at beginning of period     $ 10,843 $ 12,515
Comprehensive income:        
Net income $ 555 $ 607 1,042 1,112
Foreign-currency translation adjustment and other, net (244) (410) (229) (732)
COMPREHENSIVE INCOME ATTRIBUTABLE TO COSTCO 307 189 803 373
Comprehensive income (loss), net of tax, attributable to noncontrolling interest 4 8 10 7
Comprehensive income 311 197 813 380
Stock-based compensation     287 236
Stock options exercised, including tax effects       39
Release of vested restricted stock units (RSUs), including tax effects     (145) (121)
Repurchases of common stock (80) (92) (210) (110)
Cash dividends declared     (352) (2,514)
Distribution to noncontrolling interest     (2)  
Equity at end of period 11,234 10,425 11,234 10,425
Attributable to Costco        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Equity at beginning of period     10,617 12,303
Comprehensive income:        
Net income     1,026 1,094
Foreign-currency translation adjustment and other, net     (223) (721)
Stock-based compensation     287 236
Stock options exercised, including tax effects       39
Release of vested restricted stock units (RSUs), including tax effects     (145) (121)
Repurchases of common stock     (210) (110)
Cash dividends declared     (352) (2,514)
Equity at end of period 11,000 10,206 11,000 10,206
Noncontrolling Interests        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Equity at beginning of period     226 212
Comprehensive income:        
Net income     16 18
Foreign-currency translation adjustment and other, net     (6) (11)
Distribution to noncontrolling interest     (2)  
Equity at end of period $ 234 $ 219 $ 234 $ 219