Earnings Per Share (Tables)

9 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

Schedule of Calculation of Basic and Diluted Earnings Per Share of Common Stock Outstanding

The following table presents the calculation of basic and diluted earnings per share of common stock outstanding:

	Three Months Ended March 31,
	2013				2012
	Basic		Diluted		Basic		Diluted
Numerator for Basic and Diluted Earnings per Share:
Net income	$	34,873	$	34,873	$	172,656	$	172,656
Denominator for Basic and Diluted Earnings per Share:
Weighted average shares outstanding		69,109		69,109		71,622		71,622
Employee stock options		0		783		0		982
Total weighted average shares outstanding		69,109		69,892		71,622		72,604
Earnings per Share:
Earnings per share	$	0.50	$	0.50	$	2.41	$	2.38

	Nine Months Ended March 31,
	2013				2012
	Basic		Diluted		Basic		Diluted
Numerator for Basic and Diluted Earnings per Share:
Net income	$	136,917	$	136,917	$	280,278	$	280,278
Denominator for Basic and Diluted Earnings per Share:
Weighted average shares outstanding		68,932		68,932		71,395		71,395
Employee stock options		0		744		0		868
Total weighted average shares outstanding		68,932		69,676		71,395		72,263
Earnings per Share:
Earnings per share	$	1.99	$	1.97	$	3.93	$	3.88