LOANS & ALLOWANCE FOR LOAN LOSSES - PAST DUE LOANS (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 22,557	$ 14,917
Past due loans as a percentage of gross loans	0.45%	0.42%
Single Family, Mortgage | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 15,601	$ 7,668
Single Family, Mortgage | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	3,843	5,519
Home Equity | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	130	21
Multi-family | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	1,035	584
Multi-family | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	321	125
Commercial real estate secured | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	1,164	383
Auto and RV secured | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	463	241
Factoring
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans		48
RV / Auto
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans		328
30-59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 3,174	$ 6,524
Past due loans as a percentage of gross loans	0.06%	0.18%
30-59 Days Past Due | Single Family, Mortgage | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 1,275	$ 4,519
30-59 Days Past Due | Single Family, Mortgage | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	472	1,468
30-59 Days Past Due | Home Equity | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	130	21
30-59 Days Past Due | Multi-family | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	244	291
30-59 Days Past Due | Multi-family | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	0	0
30-59 Days Past Due | Commercial real estate secured | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	782	0
30-59 Days Past Due | Auto and RV secured | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	271	177
30-59 Days Past Due | Factoring
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans		48
30-59 Days Past Due | RV / Auto
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans		0
60-89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 3,001	$ 1,207
Past due loans as a percentage of gross loans	0.06%	0.04%
60-89 Days Past Due | Single Family, Mortgage | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 2,876	$ 489
60-89 Days Past Due | Single Family, Mortgage | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	0	390
60-89 Days Past Due | Home Equity | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	0	0
60-89 Days Past Due | Multi-family | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	0	0
60-89 Days Past Due | Multi-family | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	0	0
60-89 Days Past Due | Commercial real estate secured | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	0	0
60-89 Days Past Due | Auto and RV secured | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	125	0
60-89 Days Past Due | Factoring
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans		0
60-89 Days Past Due | RV / Auto
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans		328
90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 16,382	$ 7,186
Past due loans as a percentage of gross loans	0.33%	0.20%
90 Days Past Due | Single Family, Mortgage | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 11,450	$ 2,660
90 Days Past Due | Single Family, Mortgage | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	3,371	3,661
90 Days Past Due | Home Equity | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	0	0
90 Days Past Due | Multi-family | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	791	293
90 Days Past Due | Multi-family | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	321	125
90 Days Past Due | Commercial real estate secured | Purchased
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	382	383
90 Days Past Due | Auto and RV secured | In-house originated
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans	$ 67	64
90 Days Past Due | Factoring
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans		0
90 Days Past Due | RV / Auto
Financing Receivable, Recorded Investment, Past Due [Line Items]
Past due loans		$ 0