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Supplemental Guarantor Condensed Consolidating Financial Statements - Cash Flows (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Aug. 31, 2019 | Aug. 31, 2018 | Aug. 31, 2017
Condensed Financial Statements of Cash Flows |  |  |
Net cash provided by operating activities | $ 494.7 | $ 351.5 | $ 336.6
Cash flows from investing activities: |  |  |
Purchases of property, plant, and equipment | (53.0) | (43.6) | (67.3)
Proceeds from sale of property, plant, and equipment | 0.0 | 0.0 | 5.5
Investments in subsidiaries | 0.0 | 0.0 |
Acquisitions of businesses and intangible assets | (2.9) | (163.2) | 0.0
Proceeds from sale of business | 0.0 | 1.1 | 0.0
Proceeds from sale of investment in unconsolidated affiliate | 0.0 | 0.0 | 13.2
Other investing activities | 2.9 | 1.7 | (0.2)
Net cash used for investing activities | (53.0) | (204.0) | (48.8)
Cash flow from financing activities: |  |  |
Borrowings on credit facility | 86.5 | 395.4 | 0.0
Repayments of borrowings on credit facility | (86.5) | (395.4) | 0.0
(Repayments) issuances of long-term debt | (0.4) | (0.4) |
(Repayments) issuances of long-term debt |  |  | 1.0
Proceeds from stock option exercises and other | 0.6 | 1.7 | 3.0
Repurchases of common stock | (81.6) | (298.4) | (357.9)
Withholding taxes on net settlement of equity awards | (6.0) | (8.2) | (15.2)
Intercompany dividends |  | 0.0 |
Intercompany capital |  | 0.0 |
Dividends paid | (20.8) | (21.4) | (22.7)
Net cash used for financing activities | (108.2) | (326.7) | (391.8)
Effect of exchange rate changes on cash | (1.6) | (2.8) | 1.9
Net change in cash and cash equivalents | 331.9 | (182.0) | (102.1)
Cash and cash equivalents at beginning of year | 129.1 | 311.1 | 413.2
Cash and cash equivalents at end of year | 461.0 | 129.1 | 311.1
Consolidating Adjustments |  |  |
Condensed Financial Statements of Cash Flows |  |  |
Net cash provided by operating activities | (2.9) | (36.8) | 0.0
Cash flows from investing activities: |  |  |
Purchases of property, plant, and equipment | 0.0 | 0.0 | 0.0
Proceeds from sale of property, plant, and equipment |  |  | 0.0
Investments in subsidiaries | 2.9 | 154.7 |
Acquisitions of businesses and intangible assets | 0.0 | 0.0 |
Proceeds from sale of business |  | 0.0 |
Proceeds from sale of investment in unconsolidated affiliate |  |  | 0.0
Other investing activities | 0.0 | 0.0 | 0.0
Net cash used for investing activities | 2.9 | 154.7 | 0.0
Cash flow from financing activities: |  |  |
Borrowings on credit facility | 0.0 | 0.0 |
Repayments of borrowings on credit facility | 0.0 | 0.0 |
(Repayments) issuances of long-term debt | 0.0 | 0.0 |
(Repayments) issuances of long-term debt |  |  | 0.0
Proceeds from stock option exercises and other | 0.0 | 0.0 | 0.0
Repurchases of common stock | 0.0 | 0.0 | 0.0
Withholding taxes on net settlement of equity awards | 0.0 | 0.0 | 0.0
Intercompany dividends |  | 36.8 |
Intercompany capital |  | (154.7) |
Dividends paid | 0.0 | 0.0 | 0.0
Net cash used for financing activities | 0.0 | (117.9) | 0.0
Effect of exchange rate changes on cash | 0.0 | 0.0 | 0.0
Net change in cash and cash equivalents | 0.0 | 0.0 | 0.0
Cash and cash equivalents at beginning of year | 0.0 | 0.0 | 0.0
Cash and cash equivalents at end of year | 0.0 | 0.0 | 0.0
Parent |  |  |
Condensed Financial Statements of Cash Flows |  |  |
Net cash provided by operating activities | 391.1 | 322.1 | 262.3
Cash flows from investing activities: |  |  |
Purchases of property, plant, and equipment | 0.0 | 0.0 | 0.0
Proceeds from sale of property, plant, and equipment |  |  | 0.0
Investments in subsidiaries | (2.9) | (154.7) |
Acquisitions of businesses and intangible assets | 0.0 | 0.0 |
Proceeds from sale of business |  | 0.0 |
Proceeds from sale of investment in unconsolidated affiliate |  |  | 0.0
Other investing activities | 0.8 | 1.7 | 0.0
Net cash used for investing activities | (2.1) | (153.0) | 0.0
Cash flow from financing activities: |  |  |
Borrowings on credit facility | 0.0 | 0.0 |
Repayments of borrowings on credit facility | 0.0 | 0.0 |
(Repayments) issuances of long-term debt | 0.0 | 0.0 |
(Repayments) issuances of long-term debt |  |  | 0.0
Proceeds from stock option exercises and other | 0.6 | 1.7 | 3.0
Repurchases of common stock | (81.6) | (298.4) | (357.9)
Withholding taxes on net settlement of equity awards | (6.0) | (8.2) | (15.2)
Intercompany dividends |  | 0.0 |
Intercompany capital |  | 0.0 |
Dividends paid | (20.8) | (21.4) | (22.7)
Net cash used for financing activities | (107.8) | (326.3) | (392.8)
Effect of exchange rate changes on cash | 0.2 | 0.0 | 0.0
Net change in cash and cash equivalents | 281.4 | (157.2) | (130.5)
Cash and cash equivalents at beginning of year | 80.5 | 237.7 | 368.2
Cash and cash equivalents at end of year | 361.9 | 80.5 | 237.7
Subsidiary Issuer |  |  |
Condensed Financial Statements of Cash Flows |  |  |
Net cash provided by operating activities | 63.4 | 30.2 | 41.4
Cash flows from investing activities: |  |  |
Purchases of property, plant, and equipment | (44.5) | (31.4) | (53.1)
Proceeds from sale of property, plant, and equipment |  |  | 0.2
Investments in subsidiaries | 0.0 | 0.0 |
Acquisitions of businesses and intangible assets | (2.9) | (136.3) |
Proceeds from sale of business |  | 0.0 |
Proceeds from sale of investment in unconsolidated affiliate |  |  | 13.2
Other investing activities | 2.1 | 0.0 | (0.2)
Net cash used for investing activities | (45.3) | (167.7) | (39.9)
Cash flow from financing activities: |  |  |
Borrowings on credit facility | 86.5 | 395.4 |
Repayments of borrowings on credit facility | (86.5) | (395.4) |
(Repayments) issuances of long-term debt | 0.0 | 0.0 |
(Repayments) issuances of long-term debt |  |  | 0.0
Proceeds from stock option exercises and other | 0.0 | 0.0 | 0.0
Repurchases of common stock | 0.0 | 0.0 | 0.0
Withholding taxes on net settlement of equity awards | 0.0 | 0.0 | 0.0
Intercompany dividends |  | 0.0 |
Intercompany capital |  | 136.6 |
Dividends paid | 0.0 | 0.0 | 0.0
Net cash used for financing activities | 0.0 | 136.6 | 0.0
Effect of exchange rate changes on cash | 0.0 | 0.9 | (1.5)
Net change in cash and cash equivalents | 18.1 | 0.0 | 0.0
Cash and cash equivalents at beginning of year | 0.0 | 0.0 | 0.0
Cash and cash equivalents at end of year | 18.1 | 0.0 | 0.0
Subsidiary Guarantor |  |  |
Condensed Financial Statements of Cash Flows |  |  |
Net cash provided by operating activities | 0.0 | 0.0 | 0.0
Cash flows from investing activities: |  |  |
Purchases of property, plant, and equipment | 0.0 | 0.0 | 0.0
Proceeds from sale of property, plant, and equipment |  |  | 0.0
Investments in subsidiaries | 0.0 | 0.0 |
Acquisitions of businesses and intangible assets | 0.0 | 0.0 |
Proceeds from sale of business |  | 0.0 |
Proceeds from sale of investment in unconsolidated affiliate |  |  | 0.0
Other investing activities | 0.0 | 0.0 | 0.0
Net cash used for investing activities | 0.0 | 0.0 | 0.0
Cash flow from financing activities: |  |  |
Borrowings on credit facility | 0.0 | 0.0 |
Repayments of borrowings on credit facility | 0.0 | 0.0 |
(Repayments) issuances of long-term debt | 0.0 | 0.0 |
(Repayments) issuances of long-term debt |  |  | 0.0
Proceeds from stock option exercises and other | 0.0 | 0.0 | 0.0
Repurchases of common stock | 0.0 | 0.0 | 0.0
Withholding taxes on net settlement of equity awards | 0.0 | 0.0 | 0.0
Intercompany dividends |  | 0.0 |
Intercompany capital |  | 0.0 |
Dividends paid | 0.0 | 0.0 | 0.0
Net cash used for financing activities | 0.0 | 0.0 | 0.0
Effect of exchange rate changes on cash | 0.0 | 0.0 | 0.0
Net change in cash and cash equivalents | 0.0 | 0.0 | 0.0
Cash and cash equivalents at beginning of year | 0.0 | 0.0 | 0.0
Cash and cash equivalents at end of year | 0.0 | 0.0 | 0.0
Non- Guarantors |  |  |
Condensed Financial Statements of Cash Flows |  |  |
Net cash provided by operating activities | 43.1 | 36.0 | 32.9
Cash flows from investing activities: |  |  |
Purchases of property, plant, and equipment | (8.5) | (12.2) | (14.2)
Proceeds from sale of property, plant, and equipment |  |  | 5.3
Investments in subsidiaries | 0.0 | 0.0 |
Acquisitions of businesses and intangible assets | 0.0 | (26.9) |
Proceeds from sale of business |  | 1.1 |
Proceeds from sale of investment in unconsolidated affiliate |  |  | 0.0
Other investing activities | 0.0 | 0.0 | 0.0
Net cash used for investing activities | (8.5) | (38.0) | (8.9)
Cash flow from financing activities: |  |  |
Borrowings on credit facility | 0.0 | 0.0 |
Repayments of borrowings on credit facility | 0.0 | 0.0 |
(Repayments) issuances of long-term debt | (0.4) | (0.4) |
(Repayments) issuances of long-term debt |  |  | 1.0
Proceeds from stock option exercises and other | 0.0 | 0.0 | 0.0
Repurchases of common stock | 0.0 | 0.0 | 0.0
Withholding taxes on net settlement of equity awards | 0.0 | 0.0 | 0.0
Intercompany dividends |  | (36.8) |
Intercompany capital |  | 18.1 |
Dividends paid | 0.0 | 0.0 | 0.0
Net cash used for financing activities | (0.4) | (19.1) | 1.0
Effect of exchange rate changes on cash | (1.8) | (3.7) | 3.4
Net change in cash and cash equivalents | 32.4 | (24.8) | 28.4
Cash and cash equivalents at beginning of year | 48.6 | 73.4 | 45.0
Cash and cash equivalents at end of year | $ 81.0 | $ 48.6 | $ 73.4

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