Earnings Per Share Earnings Per Share - Reconciliation of Numerator and Denominator of Basic and Diluted Earnings Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Numerator:
Net income attributable to common shareholders	$ 280,089	$ 244,316
Denominator:
Basic - weighted average common shares	148,738,828	149,237,306
Increase in weighted average common shares from dilutive effect of equity-based awards	2,334,807	2,622,955
Diluted - weighted average common shares, assuming exercise of equity-based awards	151,073,635	151,860,261
Basic earnings per share (in usd per share)	$ 1.88	$ 1.64
Diluted earnings per share (in usd per share)	$ 1.85	$ 1.61