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Earnings per share
3 Months Ended
Sep. 30, 2017
Earnings Per Share [Abstract]  
Earnings per share
Earnings per share
The following table presents a reconciliation of the numerator and denominator of basic and diluted earnings per share for the three months ended September 30, 2017 and 2016.
 
 
Three Months Ended
 
September 30,
 
2017
 
2016
Numerator:
 
 
 
Net income attributable to common shareholders
$
285,397

 
$
210,129

Denominator:
 
 
 
Basic - weighted average common shares
133,176,964

 
133,679,378

Increase in weighted average common shares from dilutive effect of equity-based awards
2,617,306

 
2,146,280

Diluted - weighted average common shares, assuming exercise of equity-based awards
135,794,270

 
135,825,658

Basic earnings per share
$
2.14

 
$
1.57

Diluted earnings per share
$
2.10

 
$
1.55


For the three months ended September 30, 2017 and 2016, 603,884 and 2,328,216 common shares subject to equity-based awards, respectively, were excluded from the computation of diluted earnings per share because the effect of their exercise would be anti-dilutive.