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Net Income Per Share Information | 6 Months Ended
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Jun. 30, 2019
Net Income Per Share Information [Abstract] |
Net Income Per Share Information | 14.NET INCOME PER SHARE INFORMATION The following table sets forth the calculation of the numerator and denominator used in the computation of basic and diluted net income per common share attributable to the Company’s shareholders for the three and six months ended June 30, 2019 and 2018: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Six months ended | ​
​ | ​ | June 30, | ​ | June 30, | ​
​ |  | 2019 |  | 2018 |  | 2019 |  | 2018 |
Numerator: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net income attributable to Waste Connections for basic and diluted earnings per share | ​ | $ | 148,848 | ​ | $ | 138,682 | ​ | $ | 274,470 | ​ | $ | 263,551 | ​
Denominator: | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​
Basic shares outstanding | ​ |  | 263,846,970 | ​ |  | 263,691,172 | ​ |  | 263,725,867 | ​ |  | 263,757,179 | ​
Dilutive effect of equity-based awards | ​ |  | 647,973 | ​ |  | 640,857 | ​ |  | 690,743 | ​ |  | 695,606 | ​
Diluted shares outstanding | ​ |  | 264,494,943 | ​ |  | 264,332,029 | ​ |  | 264,416,610 | ​ |  | 264,452,785 | ​
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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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