Note 17: Financial Instruments (Detail) (USD $) In Millions, unless otherwise specified	1 Months Ended
	Jan. 31, 2012	Jun. 30, 2013	Jun. 30, 2012
Derivative Liability, Fair Value, Net			$ 2
Notional Amount of Foreign Currency Derivative Instruments Not Designated as Hedging Instruments			712
Loss on Cash Flow Hedge Ineffectiveness	5
Price Risk Cash Flow Hedge Unrealized Gain (Loss) to be Reclassified During Next 12 Months		$ (1)