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Net Income Per Share | 3 Months Ended
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Mar. 31, 2020
Earnings Per Share [Abstract] |
Net Income Per Share | Net Income Per Share The calculation of net income per share for the three months ended March 31, 2020 and 2019, is reflected in the following table (in thousands, except per share amounts):
| Three Months Ended March 31, |  |  |  |  |  |
| 2020 |  | 2019 |  |  |  |
Net income | $ | 89,915 |  |  | $ | 109,798 |  |  |  |  |
Basic: |  |  |  |  |  |  |
Weighted average shares | 113,187 |  |  | 117,068 |  |  |  |  |
Diluted: |  |  |  |  |  |  |
Weighted average shares | 113,187 |  |  | 117,068 |  |  |  |  |
Dilutive effect of potential common shares | 671 |  |  | 898 |  |  |  |  |
Diluted weighted average shares | 113,858 |  |  | 117,966 |  |  |  |  |
Net income per share: |  |  |  |  |  |  |
Basic | $ | .79 |  |  | $ | .94 |  |  |  |  |
Diluted | $ | .79 |  |  | $ | .93 |  |  |  |  |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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