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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
Schedule of Diluted Shares | ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  | Three Months Ended September 30, |  |  | Nine Months Ended September 30,
﻿ |  |  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017
﻿ |  |  | (in thousands)
﻿Net income (loss) (numerator): |  |  |  |  |  |  |  |  |  |  |  |
﻿Income (loss) from continuing operations |  | $ | 78,626 |  | $ | (148) |  | $ | 88,224 |  | $ | 6,738
﻿Less: Income (loss) from continuing operations attributable to unvested shares |  |  | (766) |  |  | — |  |  | (820) |  |  | (39)
﻿Numerator for basic |  |  | 77,860 |  |  | (148) |  |  | 87,404 |  |  | 6,699
﻿Less: Income (loss) from continuing operations attributable to unvested shares |  |  | — |  |  | — |  |  | — |  |  | —
﻿Numerator for dilutive |  | $ | 77,860 |  | $ | (148) |  | $ | 87,404 |  | $ | 6,699
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Loss from discontinued operations |  | $ | (21) |  | $ | (174) |  | $ | (416) |  | $ | (518)
﻿Less: Loss from discontinued operations attributable to unvested shares |  |  | — |  |  | — |  |  | 4 |  |  | 3
﻿Numerator for basic |  |  | (21) |  |  | (174) |  |  | (412) |  |  | (515)
﻿Less: Loss from discontinued operations attributable to unvested shares |  |  | — |  |  | — |  |  | — |  |  | —
﻿Numerator for dilutive |  | $ | (21) |  | $ | (174) |  | $ | (412) |  | $ | (515)
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Net income (loss) |  | $ | 78,605 |  | $ | (322) |  | $ | 87,808 |  | $ | 6,220
﻿Less: Net income (loss) attributable to unvested shares |  |  | (766) |  |  | — |  |  | (816) |  |  | (36)
﻿Numerator for basic |  |  | 77,839 |  |  | (322) |  |  | 86,992 |  |  | 6,184
﻿Less: Net income (loss) attributable to unvested shares |  |  | — |  |  | — |  |  | — |  |  | —
﻿Numerator for dilutive |  | $ | 77,839 |  | $ | (322) |  | $ | 86,992 |  | $ | 6,184
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿Weighted average shares (denominator): |  |  |  |  |  |  |  |  |  |  |  |
﻿Basic weighted average shares outstanding |  |  | 59,481 |  |  | 58,817 |  |  | 59,147 |  |  | 58,682
﻿Effect of dilutive securities |  |  | 1,337 |  |  | — |  |  | 699 |  |  | 4
﻿Diluted weighted average shares outstanding |  |  | 60,818 |  |  | 58,817 |  |  | 59,846 |  |  | 58,686
﻿Stock options and unvested restricted stock grants excluded from dilutive calculation because they would be anti-dilutive |  |  | 244 |  |  | 3,007 |  |  | 1,223 |  |  | 2,799
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿

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- 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
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