Equity (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Schedule of changes in common shares outstanding
Treasury stock, beginning balance	$ (1,112,956)
Exercise of stock options, shares	(1,377)	(821)	(929)
Treasury stock, ending balance	(1,119,358)	(1,112,956)
Treasury stock
Schedule of changes in common shares outstanding
Treasury stock, shares, beginning balance	(50,718)	(50,356)	(49,942)
Treasury stock, beginning balance	(1,112,956)	(1,106,039)	(1,098,087)
Exercise of stock options, shares	298	362	414
Exercise of stock options	(6,402)	(6,917)	(7,952)
Issuance of stock awards, shares			0
Issuance of stock awards			0
Other, shares	0	0	0
Other	0	0	0
Treasury stock, shares, ending balance	(51,016)	(50,718)	(50,356)
Treasury stock, ending balance	(1,119,358)	(1,112,956)	(1,106,039)
Common Stock
Schedule of changes in common shares outstanding
Common stock, shares, beginning balance	112,204	112,204	112,204
Common stock, beginning balance	5,610	5,610	5,610
Treasury stock, shares, beginning balance	(16,644)
Exercise of stock options, shares	0	0	0
Exercise of stock options	0	0	0
Issuance of stock awards, shares			0
Issuance of stock awards			0
Other, shares	0	0	0
Other	0	0	0
Common stock, shares, ending balance	112,204	112,204	112,204
Common stock, ending balance	5,610	5,610	5,610
Treasury stock, shares, ending balance	(16,644)	(16,644)
Class A Common Stock
Schedule of changes in common shares outstanding
Common stock, shares, beginning balance	114,910	113,400	111,839
Common stock, beginning balance	5,746	5,670	5,592
Treasury stock, shares, beginning balance	(34,074)
Exercise of stock options, shares	(1,740)	(1,435)	(1,484)
Exercise of stock options	87	71	74
Issuance of stock awards, shares			1
Issuance of stock awards			0
Other, shares	80	75	76
Other	3	5	4
Common stock, shares, ending balance	116,730	114,910	113,400
Common stock, ending balance	$ 5,836	$ 5,746	$ 5,670
Treasury stock, shares, ending balance	(34,372)	(34,074)