XML 37 R24.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Calculation Of Net Income Per Share (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
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:
| Year Ended December 31,
| 2021 |  | 2020 |  | 2019
| (In thousands)
Weighted-average shares of common stock outstanding | 112,015 |  | 115,058 |  | 118,513
Weighted-average potential shares of common stock outstanding: |  |  |  |  |
Unvested RSUs and ESPP | 151 |  |  | 240 |  |  | 455 |
Shares used to compute diluted earnings per share | 112,166 |  | 115,298 |  | 118,968

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=124432515&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration