Consolidated Statements of Shareholders' Equity (USD $) In Millions	Total	Common Shares	Retained Earnings	Treasury Shares	Accumulated Other Comprehensive Income/(Loss)
Shareholders' equity at Beginning of Period at Jun. 30, 2010	$ 5,276
Common shares in treasury, Value at Beginning of Period at Jun. 30, 2010				(331)
Retained earnings at Beginning of Period at Jun. 30, 2010			2,647
Accumulated other comprehensive income at Beginning of Period at Jun. 30, 2010					70
Common shares, Value, Outstanding at Beginning of Period at Jun. 30, 2010		2,890
Common shares, Issued at Beginning of Period at Jun. 30, 2010		364
Common shares in treasury at Beginning of Period at Jun. 30, 2010				(7)
Net earnings	959		959
Other comprehensive income	7				7
Employee stock plans activity, including tax impact, Shares		0		3
Employee stock plans activity, including tax impact, Value	132	8		124
Treasury shares acquired (using Cost Method), Shares				(7.5)
Treasury shares acquired (using Cost Method), Value	(250)			(250)
Dividends declared	(281)		(281)
Other	6		6
Common shares in treasury, Value at End of Period at Jun. 30, 2011				(457)
Accumulated other comprehensive income at End of Period at Jun. 30, 2011	77				77
Retained earnings at End of Period at Jun. 30, 2011			3,331
Shareholders' equity at End of Period at Jun. 30, 2011	5,849
Common shares, Value, Outstanding at End of Period at Jun. 30, 2011		2,898
Common shares, Issued at End of Period at Jun. 30, 2011		364
Common shares in treasury at End of Period at Jun. 30, 2011				(12)
Net earnings	1,069		1,069
Other comprehensive income	(40)				(40)
Employee stock plans activity, including tax impact, Shares		0		1
Employee stock plans activity, including tax impact, Value	123	32		91
Treasury shares acquired (using Cost Method), Shares				(10.3)
Treasury shares acquired (using Cost Method), Value	(450)			(450)
Dividends declared	(307)		(307)
Common shares in treasury, Value at End of Period at Jun. 30, 2012	(816)			(816)
Accumulated other comprehensive income at End of Period at Jun. 30, 2012	37				37
Retained earnings at End of Period at Jun. 30, 2012	4,093		4,093
Shareholders' equity at End of Period at Jun. 30, 2012	6,244
Common shares, Value, Outstanding at End of Period at Jun. 30, 2012	2,930	2,930
Common shares, Issued at End of Period at Jun. 30, 2012	364	364
Common shares in treasury at End of Period at Jun. 30, 2012	(21)			(21)
Net earnings	334		334
Other comprehensive income	31				31
Employee stock plans activity, including tax impact, Shares		0		6
Employee stock plans activity, including tax impact, Value	205	23		182
Treasury shares acquired (using Cost Method), Shares				(10.2)
Treasury shares acquired (using Cost Method), Value	(450)			(450)
Dividends declared	(374)		(374)
Other	(15)		(15)
Common shares in treasury, Value at End of Period at Jun. 30, 2013	(1,084)			(1,084)
Accumulated other comprehensive income at End of Period at Jun. 30, 2013	68				68
Retained earnings at End of Period at Jun. 30, 2013	4,038		4,038
Shareholders' equity at End of Period at Jun. 30, 2013	5,975
Common shares, Value, Outstanding at End of Period at Jun. 30, 2013	$ 2,953	$ 2,953
Common shares, Issued at End of Period at Jun. 30, 2013	364	364
Common shares in treasury at End of Period at Jun. 30, 2013	(25)			(25)