Earnings per share (Tables)

9 Months Ended

Mar. 31, 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 and nine months ended March 31, 2018 and 2017.

	Three Months Ended				Nine Months Ended
	March 31,				March 31,
	2018		2017		2018		2017
Numerator:
Net income attributable to common shareholders	$	365,989	$	238,673	$	707,545	$	690,107
Denominator:
Basic - weighted average common shares	133,032,431		133,232,378		133,107,321		133,410,622
Increase in weighted average common shares from dilutive effect of equity-based awards	2,735,849		2,870,596		2,554,064		2,116,573
Diluted - weighted average common shares, assuming exercise of equity-based awards	135,768,280		136,102,974		135,661,385		135,527,195
Basic earnings per share	$	2.75	$	1.79	$	5.32	$	5.17
Diluted earnings per share	$	2.70	$	1.75	$	5.22	$	5.09