Financial Instruments And Fair Value Measurements (Reconciliation Of Changes In Fair Value Of Auction Rate Securities) (Details) (USD $) In Thousands	3 Months Ended
	Sep. 30, 2010		Sep. 30, 2011 Auction Rate Securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, Beginning balance			$ (57,625)
Changes in losses related to investments, cost			0
Amortized cost, Ending balance			(57,625)
Temporary impairment losses, Beginning balance			6,280	[1]
Changes in temporary impairment losses related to investments			(1,492)	[1]
Temporary impairment losses, Ending balance			7,772	[1]
Other than temporary impairment, non-credit losses, Beginning balance			0	[1]
Changes in non-credit based other than temporary impairment losses related to investments			0	[1]
Change in non-credit based OTTI due to redemption	32	[2]
Other than temporary impairment, non-credit losses, Ending balance			0	[1]
Other than temporary impairment, credit losses, Beginning balance			10,000	[3]
Changes in Other than temporary impairment, credit losses related to investments			0	[3]
Change in credit based OTTI due to redemption	342	[2]
Other than temporary impairment, credit losses, Ending balance			10,000	[3]
Aggregate, Fair Value, Beginning balance			41,345
Changes in losses related to investments, Fair Value			(1,492)
Aggregate, Fair Value, Ending balance			$ 39,853

[1] OTTI means "other-than-temporary impairment." The amounts in this column are recorded, net of tax, in the accumulated other comprehensive income (loss) component of stockholders' equity.

[2] See Note 3 "Financial Instruments and Fair Value Measurements" in Notes to Condensed Consolidated Financial Statements.

[3] The amounts in this column are recorded in the condensed consolidated statement of operations.