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Quarterly Financial Data | 12 Months Ended
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Dec. 31, 2019
Quarterly Financial Data [Abstract] |
Quarterly Financial Data | 14. Quarterly Financial Data (Unaudited) The following table presents summarized unaudited quarterly financial data from the consolidated statements of income for each of the eight quarters in the periods ended December 31, 2019 and December 31, 2018. The operating results for any quarter are not necessarily indicative of the results for any subsequent quarter. Basic and diluted net income per share calculations for each quarter is based on the weighted average diluted shares outstanding for that quarter and may not sum to the full year total amount as presented on our consolidated statements of income:
|  |  |  |  | 2019
|  |  |  |  | March 31 |  | June 30 |  | September 30 |  | December 31
Revenue |  |  |  |  | $ | 1,308,217 |  | $ | 1,434,231 |  | $ | 1,403,697 |  | $ | 1,440,224
Income from operations |  |  |  |  | $ | 110,161 |  | $ | 120,020 |  | $ | 115,621 |  | $ | 98,156
Net income |  |  |  |  | $ | 88,132 |  | $ | 91,028 |  | $ | 98,582 |  | $ | 72,416
Basic earnings per share |  |  |  |  | $ | 3.18 |  | $ | 3.28 |  | $ | 3.55 |  | $ | 2.61
Diluted earnings per share |  |  |  |  | $ | 3.13 |  | $ | 3.22 |  | $ | 3.47 |  | $ | 2.55
|  |  |  |  | 2018
|  |  |  |  | March 31 |  | June 30 |  | September 30 |  | December 31
Revenue |  |  |  |  | $ | 1,148,397 |  | $ | 1,266,520 |  | $ | 1,225,007 |  | $ | 1,225,061
Income from operations |  |  |  |  | $ | 92,808 |  | $ | 67,957 |  | $ | 57,991 |  | $ | 39,612
Net income |  |  |  |  | $ | 59,446 |  | $ | 46,884 |  | $ | 38,204 |  | $ | 32,019
Basic earnings per share |  |  |  |  | $ | 2.13 |  | $ | 1.69 |  | $ | 1.37 |  | $ | 1.15
Diluted earnings per share |  |  |  |  | $ | 2.13 |  | $ | 1.68 |  | $ | 1.36 |  | $ | 1.15
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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 + Details
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