| Summary of computation of basic and diluted earnings per share |
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Three Months Ended September 30,
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Nine Months Ended September 30,
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(in thousands except per share amounts)
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2019
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2018
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2019
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2018
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Net income
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$
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25,992
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$
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20,590
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$
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54,902
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$
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49,789
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Shares:
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Basic: Weighted average number of shares outstanding
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67,724
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67,972
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67,610
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65,817
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Plus: Incremental shares from assumed conversion of dilutive instruments
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5,947
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3,892
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5,690
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4,351
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Diluted: Weighted average number of shares outstanding
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73,671
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71,864
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73,300
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70,168
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Earnings per share
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Basic:
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$
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0.38
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$
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0.30
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$
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0.81
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$
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0.76
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Diluted:
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$
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0.35
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$
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0.29
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$
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0.75
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$
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0.71
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