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Earnings Per Share | 12 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Earnings Per Share | 21. Earnings Per Share The computations of basic and diluted net earnings per share are as follows (in thousands, except per share data):
Year Ended December 31, |  | 2020 |  |  | 2019 |  |  | 2018 |
Basic net earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Basic net earnings |  | $ | 721,470 |  |  | $ | 1,271,143 |  |  | $ | 2,360,767 |
Earnings allocated to participating securities |  |  | (4,356 | ) |  |  | (7,035 | ) |  |  | (9,344 | )
Net earnings available to common stockholders |  | $ | 717,114 |  |  | $ | 1,264,108 |  |  | $ | 2,351,423 |
Basic average shares outstanding |  |  | 303,168 |  |  |  | 305,040 |  |  |  | 315,858 |
Basic net earnings per share |  | $ | 2.37 |  |  | $ | 4.14 |  |  | $ | 7.44 |
Diluted net earnings per share: |  |  |  |  |  |  |  |  |  |  |  |
Diluted net earnings |  | $ | 721,470 |  |  | $ | 1,271,143 |  |  | $ | 2,360,767 |
Earnings allocated to participating securities |  |  | (4,359 | ) |  |  | (7,034 | ) |  |  | (9,317 | )
Net earnings available to common stockholders |  | $ | 717,111 |  |  | $ | 1,264,109 |  |  | $ | 2,351,450 |
Diluted average shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |
Basic average shares outstanding |  |  | 303,168 |  |  |  | 305,040 |  |  |  | 315,858 |
Dilutive effect of stock options and other |  |  | 103 |  |  |  | 463 |  |  |  | 875 |
|  |  | 303,271 |  |  |  | 305,503 |  |  |  | 316,733 |
Diluted net earnings per share |  | $ | 2.36 |  |  | $ | 4.14 |  |  | $ | 7.42 |
The following stock options were excluded from the computation of diluted net earnings per share because their effect would have been anti-dilutive (shares in thousands):
Year Ended December 31, |  | 2020 |  |  | 2019 |  |  | 2018 |
Anti-dilutive stock options: |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average shares |  |  | 2,972 |  |  | 963 |  |  | 156 |
Weighted-average exercise price |  | $ | 51.87 |  |  | $ | 60.92 |  |  | $ | 65.80 |

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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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