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Associate Benefit Plans (Summary Of Stock Options By Range Of Exercise Price) (Details) $ / shares in Units, shares in Thousands, $ in Thousands | 12 Months Ended
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Aug. 31, 2019 USD ($) $ / shares shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Number of options outstanding at August 31, 2019 | shares | 1,894
Weighted average remaining contractual life of options outstanding | 4 years 1 month 6 days
Weighted average exercise price of options outstanding | $ 74.73
Intrinsic Value of options outstanding | $ | $ 3,322
Number of options exercisable at August 31, 2019 | shares | 888
Weighted average remaining contractual life of options exercisable | 3 years 1 month 6 days
Weighted average exercise price of options exercisable | $ 72.63
Intrinsic Value of options exercisable | $ | $ 2,277
58.90 - 69.46 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of exercise prices, lower limit | $ 58.90
Range of exercise prices, upper limit | $ 69.46
Number of options outstanding at August 31, 2019 | shares | 386
Weighted average remaining contractual life of options outstanding | 3 years 1 month 6 days
Weighted average exercise price of options outstanding | $ 59.02
Intrinsic Value of options outstanding | $ | $ 3,322
Number of options exercisable at August 31, 2019 | shares | 266
Weighted average remaining contractual life of options exercisable | 3 years 1 month 6 days
Weighted average exercise price of options exercisable | $ 59.08
Intrinsic Value of options exercisable | $ | $ 2,277
69.47 - 72.33 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of exercise prices, lower limit | $ 69.47
Range of exercise prices, upper limit | $ 72.23
Number of options outstanding at August 31, 2019 | shares | 433
Weighted average remaining contractual life of options outstanding | 4 years 2 months 12 days
Weighted average exercise price of options outstanding | $ 71.33
Number of options exercisable at August 31, 2019 | shares | 204
Weighted average remaining contractual life of options exercisable | 4 years 2 months 12 days
Weighted average exercise price of options exercisable | $ 71.33
72.34 - 81.76 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of exercise prices, lower limit | 72.24
Range of exercise prices, upper limit | $ 81.76
Number of options outstanding at August 31, 2019 | shares | 501
Weighted average remaining contractual life of options outstanding | 4 years 2 months 12 days
Weighted average exercise price of options outstanding | $ 80.12
Number of options exercisable at August 31, 2019 | shares | 214
Weighted average remaining contractual life of options exercisable | 3 years
Weighted average exercise price of options exercisable | $ 80.81
81.77 - 83.03 [Member] |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |
Range of exercise prices, lower limit | 81.77
Range of exercise prices, upper limit | $ 83.03
Number of options outstanding at August 31, 2019 | shares | 574
Weighted average remaining contractual life of options outstanding | 4 years 8 months 12 days
Weighted average exercise price of options outstanding | $ 83.14
Number of options exercisable at August 31, 2019 | shares | 204
Weighted average remaining contractual life of options exercisable | 2 years 2 months 12 days
Weighted average exercise price of options exercisable | $ 83.03

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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term of exercisable stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(2) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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