Earnings per share (Tables)

3 Months Ended

Sep. 30, 2018

Earnings Per Share [Abstract]

Schedule of basic and diluted 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, 2018 and 2017.

	Three Months Ended
	September 30,
	2018		2017
Numerator:
Net income attributable to common shareholders	$	375,711	$	285,397
Denominator:
Basic - weighted average common shares	132,361,654		133,176,964
Increase in weighted average common shares from dilutive effect of equity-based awards	2,302,842		2,617,306
Diluted - weighted average common shares, assuming exercise of equity-based awards	134,664,496		135,794,270
Basic earnings per share	$	2.84	$	2.14
Diluted earnings per share	$	2.79	$	2.10