XML 44 R29.htm IDEA: XBRL DOCUMENT
v3.21.1

Earnings Per Share (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2021
Earnings Per Share [Abstract] |
Schedule of Weighted-Average Number of Shares | Weighted-average Common Shares outstanding used in calculating basic and diluted earnings per share were as follows:
​ | ​ | ​ | ​ | ​ | ​
Three months ended March 31 |  | 2021 |  | 2020 | ​
Basic weighted-average Common Shares outstanding | ​ | 27,016,551 | ​ | 27,232,036 | ​
Effect of dilutive shares | ​ | 468,965 | ​ | 359,135 | ​
Diluted weighted-average Common Shares outstanding | ​ | 27,485,516 | ​ | 27,591,171 | ​

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