XML 40 R28.htm IDEA: XBRL DOCUMENT
v3.21.1

Earnings Per Share (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2021
Earnings Per Share |
Reconciliation of number of shares used in calculation of basic and diluted earning per share | ​
​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended
​ | ​ | March 31,
​ |  | 2021 |  | 2020
Weighted average number of common shares outstanding | ​ | 80,608,996 |  | 81,053,404
Effect of non-participatory equity compensation | ​ | 40,000 |  | 40,000
Weighted average number of common shares outstanding, including effect of dilutive securities | ​ | 80,648,996 |  | 81,093,404

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