XML 46 R34.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Net Income per Share (Tables) | 3 Months Ended
--- | ---
Jan. 31, 2018
Earnings Per Share [Abstract] |
Reconciliation of Weighted-Average Common Shares Used to Calculate Net Income Per Share | The table below reconciles the weighted-average common shares used to calculate basic net income (loss) per share with the weighted-average common shares used to calculate diluted net income (loss) per share:
| Three Months Ended January 31,
| 2018 |  | 2017
| (in thousands, except per share amounts)
Numerator: |  |  |
Net income (loss) | $ | (3,691 | ) |  | $ | 86,588 |
Denominator: |  |  |
Weighted-average common shares for basic net income (loss) per share | 149,441 |  |  | 150,782 |
Dilutive effect of potential common shares from equity-based compensation | — |  |  | 3,651 |
Weighted-average common shares for diluted net income (loss) per share | 149,441 |  |  | 154,433 |
Net income (loss) per share: |  |  |
Basic | $ | (0.02 | ) |  | $ | 0.57 |
Diluted | $ | (0.02 | ) |  | $ | 0.56 |
Anti-dilutive employee stock-based awards excluded(1) | 4,627 |  |  | 492 |
(1) | These employee stock-based awards were anti-dilutive for the respective periods and are excluded in calculating diluted net income (loss) per share. While such awards were anti-dilutive for the respective periods, they could be dilutive in the future.

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 the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration