Consolidated Condensed Statements of Stockholders' Equity - USD ($) shares in Millions, $ in Millions | Total | Common Shares | Treasury Stock | Treasury Stock Par Net Value | Additional Paid-In Capital | Accumulated Other Comprehensive Income (Loss) | Retained Earnings | Noncontrolling Interests |
Beginning balance (in shares) at Oct. 31, 2017 | | 48.8 | 3.6 | | | | | |
Beginning balance at Oct. 31, 2017 | $ 3,175.8 | $ 4.9 | $ (415.1) | $ 0.3 | $ 1,526.7 | $ (375.3) | $ 2,434.2 | $ 0.1 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | |
Net income (loss) | (122.5) | | | | | | (122.5) | |
Other comprehensive income (loss), net of tax | 102.3 | | | | | 102.3 | | |
Issuance of common stock for stock plans, net (in shares) | | 0.2 | | | | | | |
Issuance of common stock for stock plans, net | (10.5) | $ 0.1 | | | (10.6) | | | |
Dividends on common stock | (1.4) | | | | | | (1.4) | |
Share-based compensation expense | 12.7 | | | | 12.7 | | | |
Ending balance (in shares) at Jan. 31, 2018 | | 49 | 3.6 | | | | | |
Ending balance at Jan. 31, 2018 | 3,156.4 | $ 5 | $ (415.1) | 0.3 | 1,528.8 | (273) | 2,310.3 | 0.1 |
Beginning balance (in shares) at Oct. 31, 2017 | | 48.8 | 3.6 | | | | | |
Beginning balance at Oct. 31, 2017 | 3,175.8 | $ 4.9 | $ (415.1) | 0.3 | 1,526.7 | (375.3) | 2,434.2 | 0.1 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | |
Net income (loss) | 39.2 | | | | | | | |
Ending balance (in shares) at Jul. 31, 2018 | | 49.1 | 3.6 | | | | | |
Ending balance at Jul. 31, 2018 | 3,226.6 | $ 5 | $ (415.1) | 0.3 | 1,551.4 | (385.6) | 2,470.5 | 0.1 |
Beginning balance (in shares) at Jan. 31, 2018 | | 49 | 3.6 | | | | | |
Beginning balance at Jan. 31, 2018 | 3,156.4 | $ 5 | $ (415.1) | 0.3 | 1,528.8 | (273) | 2,310.3 | 0.1 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | |
Net income (loss) | 60.9 | | | | | | 60.9 | |
Other comprehensive income (loss), net of tax | (43) | | | | | (43) | | |
Issuance of common stock for stock plans, net (in shares) | | 0.1 | | | | | | |
Issuance of common stock for stock plans, net | 0.1 | | | | 0.1 | | | |
Share-based compensation expense | 13.6 | | | | 13.6 | | | |
Ending balance (in shares) at Apr. 30, 2018 | | 49.1 | 3.6 | | | | | |
Ending balance at Apr. 30, 2018 | 3,188 | $ 5 | $ (415.1) | 0.3 | 1,542.5 | (316) | 2,371.2 | 0.1 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | |
Net income (loss) | 100.8 | | | | | | 100.8 | |
Other comprehensive income (loss), net of tax | (69.6) | | | | | (69.6) | | |
Issuance of common stock for stock plans, net | 0.8 | | | | 0.8 | | | |
Dividends on common stock | (1.5) | | | | | | (1.5) | |
Share-based compensation expense | 8.1 | | | | 8.1 | | | |
Ending balance (in shares) at Jul. 31, 2018 | | 49.1 | 3.6 | | | | | |
Ending balance at Jul. 31, 2018 | 3,226.6 | $ 5 | $ (415.1) | 0.3 | 1,551.4 | (385.6) | 2,470.5 | 0.1 |
Beginning balance (in shares) at Oct. 31, 2018 | | 49.2 | 3.6 | | | | | |
Beginning balance at Oct. 31, 2018 | 3,307.8 | $ 5 | $ (415.1) | 0.3 | 1,572.1 | (430.7) | 2,576 | 0.2 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | |
Net income (loss) | 103.2 | | | | | | 103.2 | |
Other comprehensive income (loss), net of tax | 32.7 | | | | | 32.7 | | |
Issuance of common stock for stock plans, net (in shares) | | 0.1 | | | | | | |
Issuance of common stock for stock plans, net | (9) | | | | (9) | | | |
Treasury stock repurchase | (6.1) | | | | | | | |
Dividends on common stock | (1.5) | | | | | | (1.5) | |
Share-based compensation expense | 11.7 | | | | 11.7 | | | |
Ending balance (in shares) at Jan. 31, 2019 | | 49.3 | 3.6 | | | | | |
Ending balance at Jan. 31, 2019 | 3,425.5 | $ 5 | $ (421.2) | 0.3 | 1,574.8 | (398) | 2,664.4 | 0.2 |
Beginning balance (in shares) at Oct. 31, 2018 | | 49.2 | 3.6 | | | | | |
Beginning balance at Oct. 31, 2018 | 3,307.8 | $ 5 | $ (415.1) | 0.3 | 1,572.1 | (430.7) | 2,576 | 0.2 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | |
Net income (loss) | 345.7 | | | | | | | |
Ending balance (in shares) at Jul. 31, 2019 | | 49.6 | 3.6 | | | | | |
Ending balance at Jul. 31, 2019 | 3,615.5 | $ 5 | $ (421.2) | 0.3 | 1,607.6 | (481.8) | 2,905.4 | 0.2 |
Beginning balance (in shares) at Jan. 31, 2019 | | 49.3 | 3.6 | | | | | |
Beginning balance at Jan. 31, 2019 | 3,425.5 | $ 5 | $ (421.2) | 0.3 | 1,574.8 | (398) | 2,664.4 | 0.2 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | |
Net income (loss) | 122.4 | | | | | | 122.4 | |
Other comprehensive income (loss), net of tax | (18.6) | | | | | (18.6) | | |
Issuance of common stock for stock plans, net (in shares) | | 0.2 | | | | | | |
Issuance of common stock for stock plans, net | 4.5 | | | | 4.5 | | | |
Share-based compensation expense | 8.4 | | | | 8.4 | | | |
Ending balance (in shares) at Apr. 30, 2019 | | 49.5 | 3.6 | | | | | |
Ending balance at Apr. 30, 2019 | 3,542.2 | $ 5 | $ (421.2) | 0.3 | 1,587.7 | (416.6) | 2,786.8 | 0.2 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | |
Net income (loss) | 120.1 | | | | | | 120.1 | |
Other comprehensive income (loss), net of tax | (65.2) | | | | | (65.2) | | |
Issuance of common stock for stock plans, net (in shares) | | 0.1 | | | | | | |
Issuance of common stock for stock plans, net | 12.2 | | | | 12.2 | | | |
Dividends on common stock | (1.5) | | | | | | (1.5) | |
Share-based compensation expense | 7.7 | | | | 7.7 | | | |
Ending balance (in shares) at Jul. 31, 2019 | | 49.6 | 3.6 | | | | | |
Ending balance at Jul. 31, 2019 | $ 3,615.5 | $ 5 | $ (421.2) | $ 0.3 | $ 1,607.6 | $ (481.8) | $ 2,905.4 | $ 0.2 |