Earnings Per Share (Computation Of Basic And Diluted Earnings Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Earnings Per Share [Abstract]
Income (Loss) from Continuing Operations Attributable to Parent	$ 41,829	$ 24,819	$ 93,860	$ 58,539
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	(1,114)	(712)	(5,137)	(2,704)
Net Income (Loss) Attributable to Parent	$ 40,715	$ 24,107	$ 88,723	$ 55,835
Denominator for basic earnings per share - weighted average shares outstanding during the period	46,508	44,506	45,822	44,198
Effect of dilutive stock options and unvested restricted stock	1,313	1,483	1,426	1,468
Denominator for diluted earnings per share - weighted average shares outstanding during the period	47,821	45,989	47,248	45,666
Income (Loss) from Continuing Operations, Per Basic Share	$ 0.90	$ 0.56	$ 2.05	$ 1.32
Income (Loss) from Discontinued Operations, Net of Tax, Per Basic Share	$ (0.02)	$ (0.02)	$ (0.11)	$ (0.06)
Basic net income per share	$ 0.88	$ 0.54	$ 1.94	$ 1.26
Income (Loss) from Continuing Operations, Per Diluted Share	$ 0.87	$ 0.54	$ 1.99	$ 1.28
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share	$ (0.02)	$ (0.02)	$ (0.11)	$ (0.06)
Diluted net income per share	$ 0.85	$ 0.52	$ 1.88	$ 1.22