XML 66 R51.htm IDEA: XBRL DOCUMENT
v3.20.4

Earnings Per Share (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | The reconciliations of the denominators of the basic and diluted earnings per share computations are as follows (in thousands):
| Years Ended December 31,
| 2020 |  | 2019 |  | 2018
Weighted average common shares outstanding—basic | 89,485 |  |  | 89,353 |  |  | 89,215 |
Dilutive potential common shares | 160 |  |  | 206 |  |  | 132 |
Weighted average common shares outstanding—diluted | 89,645 |  |  | 89,559 |  |  | 89,347 |

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://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -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