Loans Receivable and The Allowance For Loan Losses: Schedule of Troubled Debt Restructurings with Payment Default (Details) (Troubled Debt Restructurings with Payment Default, USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Troubled Debt Restructurings with Payment Default
Commercial real estate owner occupied	$ 1,126	$ 1,378	$ 1,126
One- to four-family residential	1,244	562	1,244
TDR Payment Default Balance End of Period	$ 2,370	$ 1,940	$ 2,370