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Changes in Stockholders' Equity (Tables) | 6 Months Ended
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Feb. 28, 2021
Equity [Abstract] |
Schedule of Changes in Stockholders' Equity | The following tables summarize changes in the components of stockholders' equity for the periods presented (in millions):
| Common Stock Outstanding |  |  |  |  |  |  |  |  |  |
| Shares |  | Amount |  | Paid-in Capital |  | Retained Earnings |  | Accumulated Other Comprehensive Loss |  | Treasury Stock, at cost |  | Total
Balance, August 31, 2020 | 38.9 |  |  | $ | 0.5 |  |  | $ | 963.6 |  |  | $ | 2,523.3 |  |  | $ | (132.7) |  |  | $ | (1,227.2) |  |  | $ | 2,127.5 |
Net income | — |  |  | — |  |  | — |  |  | 59.6 |  |  | — |  |  | — |  |  | 59.6 |
Other comprehensive income | — |  |  | — |  |  | — |  |  | — |  |  | 6.2 |  |  | — |  |  | 6.2 |
Cumulative effect of adoption of ASC 326 (1) | — |  |  | — |  |  | — |  |  | (0.2) |  |  | — |  |  | — |  |  | (0.2) |
Share-based payment amortization, issuances, and cancellations | 0.1 |  |  | — |  |  | 4.7 |  |  | — |  |  | — |  |  | — |  |  | 4.7 |
Employee stock purchase plan issuances | — |  |  | — |  |  | 0.3 |  |  | — |  |  | — |  |  | — |  |  | 0.3 |
Cash dividends of $0.13 per share paid on common stock | — |  |  | — |  |  | — |  |  | (5.0) |  |  | — |  |  | — |  |  | (5.0) |
Repurchases of common stock | (2.6) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (256.1) |  |  | (256.1) |
Balance, November 30, 2020 | 36.4 |  |  | 0.5 |  |  | 968.6 |  |  | 2,577.7 |  |  | (126.5) |  |  | (1,483.3) |  |  | 1,937.0 |
Net income | — |  |  | — |  |  | — |  |  | 62.9 |  |  | — |  |  | — |  |  | 62.9 |
Other comprehensive income | — |  |  | — |  |  | — |  |  | — |  |  | 8.4 |  |  | — |  |  | 8.4 |
Share-based payment amortization, issuances, and cancellations | — |  |  | — |  |  | 8.6 |  |  | — |  |  | — |  |  | — |  |  | 8.6 |
Employee stock purchase plan issuances | — |  |  | — |  |  | 0.2 |  |  | — |  |  | — |  |  | — |  |  | 0.2 |
Cash dividends of $0.13 per share paid on common stock | — |  |  | — |  |  | — |  |  | (4.7) |  |  | — |  |  | — |  |  | (4.7) |
Stock options exercised | — |  |  | — |  |  | 0.4 |  |  | — |  |  | — |  |  | — |  |  | 0.4 |
Repurchases of common stock | (0.7) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (80.3) |  |  | (80.3) |
Balance, February 28, 2021 | 35.7 |  |  | $ | 0.5 |  |  | $ | 977.8 |  |  | $ | 2,635.9 |  |  | $ | (118.1) |  |  | $ | (1,563.6) |  |  | $ | 1,932.5 |
____________________________________ (1) See Note 4 - New Accounting Pronouncements for further details on our adoption of ASC 326.
| Common Stock Outstanding |  |  |  |  |  |  |  |  |  |
| Shares |  | Amount |  | Paid-in Capital |  | Retained Earnings |  | Accumulated Other Comprehensive Loss |  | Treasury Stock, at cost |  | Total
Balance, August 31, 2019 | 39.5 |  |  | $ | 0.5 |  |  | $ | 930.0 |  |  | $ | 2,295.8 |  |  | $ | (151.4) |  |  | $ | (1,156.0) |  |  | $ | 1,918.9 |
Net income | — |  |  | — |  |  | — |  |  | 57.0 |  |  | — |  |  | — |  |  | 57.0 |
Other comprehensive income | — |  |  | — |  |  | — |  |  | — |  |  | 3.8 |  |  | — |  |  | 3.8 |
Share-based payment amortization, issuances, and cancellations | — |  |  | — |  |  | 12.6 |  |  | — |  |  | — |  |  | — |  |  | 12.6 |
Employee stock purchase plan issuances | — |  |  | — |  |  | 0.2 |  |  | — |  |  | — |  |  | — |  |  | 0.2 |
Cash dividends of $0.13 per share paid on common stock | — |  |  | — |  |  | — |  |  | (5.2) |  |  | — |  |  | — |  |  | (5.2) |
Balance, November 30, 2019 | 39.5 |  |  | 0.5 |  |  | 942.8 |  |  | 2,347.6 |  |  | (147.6) |  |  | (1,156.0) |  |  | 1,987.3 |
Net income | — |  |  | — |  |  | — |  |  | 57.2 |  |  | — |  |  | — |  |  | 57.2 |
Other comprehensive loss | — |  |  | — |  |  | — |  |  | — |  |  | (2.0) |  |  | — |  |  | (2.0) |
Share-based payment amortization, issuances, and cancellations | — |  |  | — |  |  | 7.5 |  |  | — |  |  | — |  |  | — |  |  | 7.5 |
Employee stock purchase plan issuances | — |  |  | — |  |  | 0.2 |  |  | — |  |  | — |  |  | — |  |  | 0.2 |
Cash dividends of $0.13 per share paid on common stock | — |  |  | — |  |  | — |  |  | (5.2) |  |  | — |  |  | — |  |  | (5.2) |
Stock options exercised | — |  |  | — |  |  | 0.1 |  |  | — |  |  | — |  |  | — |  |  | 0.1 |
Balance, February 29, 2020 | 39.5 |  |  | $ | 0.5 |  |  | $ | 950.6 |  |  | $ | 2,399.6 |  |  | $ | (149.6) |  |  | $ | (1,156.0) |  |  | $ | 2,045.1 |

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- Definition Tabular disclosure of changes in the separate accounts comprising stockholders' equity (in addition to retained earnings) and of the changes in the number of shares of equity securities during at least the most recent annual fiscal period and any subsequent interim period presented is required to make the financial statements sufficiently informative if both financial position and results of operations are presented. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 + Details
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