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Earnings Per Share (Tables) | 6 Months Ended
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Jun. 30, 2017
Earnings Per Share [Abstract] |
Computation of Earnings Per Common Share |
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﻿ |  | Three months ended |  | Six months ended
﻿ |  | June 30, |  | June 30,
﻿(in thousands, except per share data) |  | 2017 |  | 2016 |  | 2017 |  | 2016
﻿Numerator: |  |  |  |  |  |  |  |  |  |  |  |
﻿Net income to common shareholders |  | $ | 52,267 |  | $ | 46,907 |  | $ | 101,281 |  | $ | 50,746
﻿Net income allocated to participating securities - basic and diluted |  |  | 1,166 |  |  | 1,136 |  |  | 2,322 |  |  | 1,233
﻿Net income allocated to common shareholders - basic and diluted |  | $ | 51,101 |  | $ | 45,771 |  | $ | 98,959 |  | $ | 49,513
﻿Denominator: |  |  |  |  |  |  |  |  |  |  |  |
﻿Weighted-average common shares - basic |  | $ | 84,614 |  | $ | 77,523 |  | $ | 84,489 |  | $ | 77,512
﻿Dilutive potential common shares |  |  | 253 |  |  | 157 |  |  | 266 |  |  | 164
﻿Weighted-average common shares - diluted |  | $ | 84,867 |  | $ | 77,680 |  | $ | 84,755 |  | $ | 77,676
﻿Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |
﻿Basic |  | $ | 0.60 |  | $ | 0.59 |  | $ | 1.17 |  | $ | 0.64
﻿Diluted |  | $ | 0.60 |  | $ | 0.59 |  | $ | 1.17 |  | $ | 0.64
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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/2003/role/presentationRef -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
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