Net Income (Loss) Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Net Income (Loss) Per Share
Net income	$ 14,999	$ 4,413
Weighted average shares outstanding (in shares)	93,410	93,428
Dilutive impact from:
Share-based payment awards (in shares)	1,112	2,242
Dilutive weighted average shares outstanding (in shares)	94,522	95,670
Income per share
Basic (in dollars per share)	$ 0.16	$ 0.05
Dilutive (in dollars per share)	$ 0.16	$ 0.05
Employee Equity Awards
Antidilutive Securities Excluded from Computation of Earnings Per Share
Employee equity awards (in shares)	764	1,020