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Earnings per Common Share (Tables) | 6 Months Ended
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Jun. 30, 2020
Earnings per common share: |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | Earnings per common share have been computed based on the following:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| (in thousands, except for per share data)
| 2020 |  | 2019 |  | 2020 |  | 2019
Net income | $ | 14,832 |  |  | $ | 19,281 |  |  | $ | 20,862 |  |  | $ | 30,916 |
Earnings allocated to participating securities |  | (69 | ) |  |  | (58 | ) |  |  | (94 | ) |  |  | (140 | )
Income attributable to common stock | $ | 14,763 |  |  | $ | 19,223 |  |  | $ | 20,768 |  |  | $ | 30,776 |
Weighted average common shares outstanding, including participating securities |  | 39,640 |  |  |  | 35,365 |  |  |  | 39,603 |  |  |  | 35,322 |
Weighted average participating securities |  | (104 | ) |  |  | (49 | ) |  |  | (123 | ) |  |  | (26 | )
Weighted average common shares outstanding |  | 39,536 |  |  |  | 35,316 |  |  |  | 39,480 |  |  |  | 35,296 |
Incremental shares from assumed conversions of options, |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
performance units and non-participating restricted shares |  | 76 |  |  |  | 79 |  |  |  | 112 |  |  |  | 74 |
Weighted average common and equivalent shares outstanding |  | 39,612 |  |  |  | 35,395 |  |  |  | 39,592 |  |  |  | 35,370 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic | $ | 0.37 |  |  | $ | 0.54 |  |  | $ | 0.53 |  |  | $ | 0.87 |
Diluted |  | 0.37 |  |  |  | 0.54 |  |  |  | 0.52 |  |  |  | 0.87 |

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- 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
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