Note 7: Derivative and Other Financial Instruments With Off-balance Sheet Risks: Schedule of Outstanding Derivative Instruments (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012		Jun. 30, 2012
Commitments to extend credit on loans to be held for sale
Derivative Financial Instruments Amount	$ 299,625	[1]	$ 220,357	[1]
Derivative Financial Instruments Fair Vaue	8,370	[1]	3,981	[1]
Best efforts loan sale commitments
Derivative Financial Instruments Amount	(21,651)		(30,498)
Mandatory loan sale commitments and TBA MBS trades
Derivative Financial Instruments Amount	(512,492)		(408,636)
Derivative Financial Instruments Fair Vaue	(5,974)		(1,316)
Put option contracts
Derivative Financial Instruments Amount	45,000		(15,000)
Derivative Financial Instruments Fair Vaue	65		36
Total Derivate Financial Instruments
Derivative Financial Instruments Amount	(189,518)		(233,777)
Derivative Financial Instruments Fair Vaue	$ 2,461		$ 2,701

[1] Net of 35.5 percent at September 30, 2012 and 33.8 percent at June 30, 2012 of commitments, which management has estimated may not fund.