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v3.19.1

Stockholders' Deficit (Details) - USD ($) shares in Millions, $ in Millions | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Apr. 30, 2019 | Jan. 31, 2019 | Oct. 31, 2018 | Jul. 31, 2018 | Apr. 30, 2018 | Feb. 01, 2019 | May 01, 2018 | Feb. 01, 2018
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | $ (210.9) | $ (338.3) | $ (241.6) | $ (128.6) | $ (256.0) |  |  |
Common shares issued under stock plans | 21.1 | (21.9) | (28.0) | (12.9) | 10.3 |  |  |
Stock-based compensation expense | 75.2 | 74.0 | 64.2 | 56.9 | 54.4 |  |  |
Post-combination expense related to equity awards assumed | 0.8 |  |  |  |  |  |  |
Cumulative effect of accounting changes |  |  |  |  |  | $ (0.7) | $ 1.4 | $ 176.1
Purchase price accounting adjustment |  | 10.3 |  |  |  |  |  |
Net loss | (24.2) | 64.7 | (23.7) | (39.4) | (82.4) |  |  |
Other comprehensive loss | (6.6) | 22.5 | (6.6) | (17.1) | (10.0) |  |  |
Stock Issued During Period, Value, Acquisitions |  |  |  | 44.8 |  |  |  |
Repurchase and retirement of common shares | (100.0) | (22.2) | (102.6) | (146.7) | (21.0) |  |  |
Ending balance | $ (245.3) | $ (210.9) | $ (338.3) | $ (241.6) | $ (128.6) |  |  |
Common stock and additional paid-in capital |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance (shares) | 219.4 | 219.1 | 218.5 | 219.1 | 218.3 |  |  |
Beginning balance | $ 2,071.5 | $ 2,009.1 | $ 2,012.5 | $ 2,001.0 | $ 1,952.7 |  |  |
Common shares issued under stock plans (shares) | 0.8 | 0.4 | 1.4 | 0.2 | 1.0 |  |  |
Common shares issued under stock plans | $ 21.1 | $ (21.9) | $ (28.0) | $ (12.9) | $ 10.3 |  |  |
Stock-based compensation expense | 75.2 | 74.0 | $ 64.2 | $ 56.9 | $ 54.4 |  |  |
Post-combination expense related to equity awards assumed | $ 0.8 |  |  |  |  |  |  |
Purchase price accounting adjustment |  | $ 10.3 |  |  |  |  |  |
Stock Issued During Period, Shares, Acquisitions (shares) |  |  |  | 0.3 |  |  |  |
Stock Issued During Period, Value, Acquisitions |  |  |  | $ 44.8 |  |  |  |
Repurchase and retirement of common shares (shares) | (0.6) | (0.1) | (0.8) | (1.1) | (0.2) |  |  |
Repurchase and retirement of common shares | $ (45.5) | $ 0.0 | $ (39.6) | $ (77.3) | $ (16.4) |  |  |
Ending balance (shares) | 219.6 | 219.4 | 219.1 | 218.5 | 219.1 |  |  |
Ending balance | $ 2,123.1 | $ 2,071.5 | $ 2,009.1 | $ 2,012.5 | $ 2,001.0 |  |  |
Accumulated other comprehensive loss |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | (135.0) | (157.5) | (150.9) | (133.8) | (123.8) |  |  |
Other comprehensive loss | (6.6) | 22.5 | (6.6) | (17.1) | (10.0) |  |  |
Ending balance | (141.6) | (135.0) | (157.5) | (150.9) | (133.8) |  |  |
Accumulated deficit |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Beginning balance | (2,147.4) | (2,189.9) | (2,103.2) | (1,995.8) | (2,084.9) |  |  |
Cumulative effect of accounting changes |  |  |  |  |  | $ (0.7) |  | $ 176.1
Net loss | (24.2) | 64.7 | (23.7) | (39.4) | (82.4) |  |  |
Repurchase and retirement of common shares | (54.5) | (22.2) | (63.0) | (69.4) | (4.6) |  |  |
Ending balance | $ (2,226.8) | $ (2,147.4) | $ (2,189.9) | $ (2,103.2) | $ (1,995.8) |  |  |

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