LOANS & ALLOWANCE FOR LOAN LOSS NONPERFORMING LOANS (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Jun. 30, 2011
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual loans	$ 17,122	$ 9,612
Total nonaccrual loans secured by real estate	16,383	9,487
Nonperforming loans to total loans, percent	0.98%	0.72%
Residential Portfolio Segment | In-house originated | Single Family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual loans	18	796
Residential Portfolio Segment | In-house originated | Home Equity
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual loans	102	157
Residential Portfolio Segment | Purchased | Single Family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual loans	10,081	5,790
Residential Portfolio Segment | Purchased | Multi-family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual loans	5,757	2,744
Commercial Real Estate Portfolio Segment | Purchased | Commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual loans	425	0
Consumer Portfolio Segment | Recreational Vehicles and Autos
Financing Receivable, Recorded Investment, Past Due [Line Items]
Nonaccrual loans	$ 739	$ 125