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Quarterly Financial Data (Unaudited)
12 Months Ended
Aug. 30, 2020
Quarterly Financial Information Disclosure [Abstract]  
Quarterly Financial Data (Unaudited)
Note 13—Quarterly Financial Data (Unaudited)
The two tables that follow reflect the unaudited quarterly results of operations for 2020 and 2019.
 52 Weeks Ended August 30, 2020
 First
Quarter
(12 Weeks)
Second
Quarter
(12 Weeks)
Third
Quarter
(12 Weeks)
Fourth
Quarter
(16 Weeks)
Total
(52 Weeks)
REVENUE
Net sales$36,236 $38,256 $36,451 $52,277 $163,220 
Membership fees804 816 815 1,106 3,541 
Total revenue37,040 39,072 37,266 53,383 166,761 
OPERATING EXPENSES
Merchandise costs (1)
32,233 34,056 32,249 46,401 144,939 
Selling, general and administrative (2)
3,732 3,743 3,830 5,027 (3)16,332 
Preopening expenses14 26 55 
Operating income1,061 1,266 1,179 1,929 5,435 
OTHER INCOME (EXPENSE)
Interest expense(38)(34)(37)(51)(160)
Interest income and other, net35 45 21 (9)92 
INCOME BEFORE INCOME TAXES
1,058 1,277 1,163 1,869 5,367 
Provision for income taxes202 330 311 465 1,308 
Net income including noncontrolling interests
856 947 852 1,404 4,059 
Net income attributable to noncontrolling interests
(12)(16)(14)(15)(57)
NET INCOME ATTRIBUTABLE TO COSTCO
$844 $931 $838 $1,389 $4,002 
NET INCOME PER COMMON SHARE ATTRIBUTABLE TO COSTCO:
Basic$1.91 $2.10 $1.90 $3.14 $9.05 
Diluted$1.90 $2.10 $1.89 $3.13 $9.02 
Shares used in calculation (000’s)
Basic441,818 442,021 442,322 442,843 442,297 
Diluted443,680 443,727 443,855 444,231 443,901 
 _______________
(1)Includes $108 of incremental wage and sanitation costs as a result of COVID-19 of which $44 and $64 were recorded in the third and fourth quarters, respectively.
(2)Includes $456 of incremental wage and sanitation costs as a result of COVID-19 of which $239 and $217 were recorded in the third and fourth quarters, respectively.
(3)Includes a $84 benefit due to a partial reversal of an accrual for a product tax assessment in 2019.
 52 Weeks Ended September 1, 2019
 First
Quarter
(12 Weeks)
Second
Quarter
(12 Weeks)
Third
Quarter
(12 Weeks)
Fourth
Quarter
(16 Weeks)
Total
(52 Weeks)
REVENUE
Net sales$34,311 $34,628 $33,964 $46,448 $149,351 
Membership fees758 768 776 1,050 3,352 
Total revenue35,069 35,396 34,740 47,498 152,703 
OPERATING EXPENSES
Merchandise costs30,623 30,720 30,233 41,310 132,886 
Selling, general and administrative
3,475 3,464 3,371 4,684 (1)14,994 
Preopening expenses22 14 41 86 
Operating income949 1,203 1,122 1,463 4,737 
OTHER INCOME (EXPENSE)
Interest expense(36)(34)(35)(45)(150)
Interest income and other, net22 46 36 74 178 
INCOME BEFORE INCOME TAXES
935 1,215 1,123 1,492 4,765 
Provision for income taxes158 314 207 382 1,061 
Net income including noncontrolling interests
777 901 916 1,110 3,704 
Net income attributable to noncontrolling interests
(10)(12)(10)(13)(45)
NET INCOME ATTRIBUTABLE TO COSTCO
$767 $889 $906 $1,097 $3,659 
NET INCOME PER COMMON SHARE ATTRIBUTABLE TO COSTCO:
Basic$1.75 $2.02 $2.06 $2.49 $8.32 
Diluted$1.73 $2.01 $2.05 $2.47 $8.26 
Shares used in calculation (000’s)
Basic439,157 440,284 439,859 439,727 439,755 
Diluted442,749 442,337 442,642 443,400 442,923 
 _______________
(1)Includes a $123 charge for a product tax assessment.