XML 45 R19.htm IDEA: XBRL DOCUMENT
v3.19.3

Calculation Of Net Income Per Share (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2019
Earnings Per Share [Abstract] |
Schedule of Weighted Average Number of Shares [Table Text Block] | The following table presents the computation of weighted-average shares used in the calculation of basic and diluted earnings per share:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2019 |  | 2018 |  | 2019 |  | 2018
| (In thousands)
Weighted-average shares of common stock outstanding | 118,194 |  |  | 121,682 |  |  | 118,966 |  |  | 111,046 |
Weighted-average potential shares of common stock outstanding: |  |  |  |  |  |  |
Conversion spread related to Subordinated Convertible Debentures | — |  |  | — |  |  | — |  |  | 11,452 |
Unvested RSUs and ESPP | 375 |  |  | 579 |  |  | 444 |  |  | 581 |
Shares used to compute diluted earnings per share | 118,569 |  |  | 122,261 |  |  | 119,410 |  |  | 123,079 |

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://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_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration