XML 53 R38.htm IDEA: XBRL DOCUMENT
v3.20.1

Net Income (Loss) Per Share (Tables) | 12 Months Ended
--- | ---
Jan. 31, 2020
Earnings Per Share [Abstract] |
Schedule of Calculation of Numerator and Denominator in Net Loss Per Share | The following table sets forth the computation of the numerators and denominators used in the basic and diluted net income (loss) per share amounts:
| Fiscal Year Ended January 31,
| 2020 |  | 2019 |  | 2018
Numerator: |  |  |  |  |
Net income (loss) | $ | 214.5 |  |  | $ | (80.8 | ) |  | $ | (566.9 | )
Denominator: |  |  |  |  |
Denominator for basic net income (loss) per share—weighted average shares | 219.7 |  |  | 218.9 |  |  | 219.5 |
Effect of dilutive securities (1) | 2.8 |  |  | — |  |  | — |
Denominator for dilutive net income (loss) per share | 222.5 |  |  | 218.9 |  |  | 219.5 |
Basic net income (loss) per share | $ | 0.98 |  |  | $ | (0.37 | ) |  | $ | (2.58 | )
Diluted net income (loss) per share | $ | 0.96 |  |  | $ | (0.37 | ) |  | $ | (2.58 | )
____________________ (1) The effect of dilutive securities of 3.1 million and 4.5 million shares for the fiscal years ended January 31, 2019 and 2018, respectively, have been excluded from the calculation of diluted net loss per share as those shares would have been anti-dilutive due to the net loss incurred during those fiscal years.

X
- References No definition available. + Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration