Organization and Summary of Significant Accounting Policies (PBM Activites) (Details) (USD $)				12 Months Ended						12 Months Ended			3 Months Ended	84 Months Ended						12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2013 Minimum	Jun. 30, 2013 Maximum	Jun. 30, 2013 Mortgage Partnership Finance (MPF) Program	Jun. 30, 2012 Mortgage Partnership Finance (MPF) Program	Jun. 30, 2013 Other Investors	Jun. 30, 2012 Other Investors	Jun. 30, 2013 Provident Bank Mortgage (PBM)	Jun. 30, 2012 Provident Bank Mortgage (PBM)	Jun. 30, 2011 Provident Bank Mortgage (PBM)	Dec. 31, 2012 Provident Bank Mortgage (PBM) Legacy Loan Investor	Dec. 31, 2011 Provident Bank Mortgage (PBM) Loan Sale Volume	Dec. 31, 2011 Provident Bank Mortgage (PBM) Recourse Claims Paid Prior to Settlement	Jun. 30, 2013 Provident Bank Mortgage (PBM) Prepaid Expenses and Other Assets	Jun. 30, 2012 Provident Bank Mortgage (PBM) Prepaid Expenses and Other Assets	Jun. 30, 2013 Provident Bank Mortgage (PBM) Recourse Liability	Jun. 30, 2012 Provident Bank Mortgage (PBM) Recourse Liability	Jun. 30, 2013 Provident Bank Mortgage (PBM) Minimum	Jun. 30, 2013 Provident Bank Mortgage (PBM) Maximum	Jun. 30, 2013 Provident Bank Mortgage (PBM) Mortgage Partnership Finance (MPF) Program	Jun. 30, 2012 Provident Bank Mortgage (PBM) Mortgage Partnership Finance (MPF) Program	Jun. 30, 2011 Provident Bank Mortgage (PBM) Mortgage Partnership Finance (MPF) Program	Jun. 30, 2013 Provident Bank Mortgage (PBM) Other Investors	Jun. 30, 2012 Provident Bank Mortgage (PBM) Other Investors
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recourse liability, portion covered by FHLB (percent)																						0.04%
Loans serviced under MPF program																						$ 52,100,000	$ 68,000,000
Net loss on recourse liabilities																						194,000	439,000	9,000
Loan repurchase requirement, period loan is past due																				90 days
Loan repurchase requirement, period following loan funding date																					120 days
Repurchases of single-family loans										1,400,000	1,600,000.0	0
Payments for settlement of repurchase requests										5,600,000	439,000	2,000,000
Concentration risk (percentage)														39.00%	64.00%
Recourse Liability [Roll Forward]
Recourse liability, beginning balance						746,000	734,000	1,300,000	5,400,000	6,183,000	4,216,000							89,000	88,000			734,000			1,300,000	5,400,000
Recourse provision										1,739,000	2,825,000
Net settlements in lieu of loan repurchases										(5,811,000)	(858,000)		(1,500,000)
Recourse liability, ending balance						746,000	734,000	1,300,000	5,400,000	2,111,000	6,183,000	4,216,000						89,000	88,000			746,000	734,000		1,300,000	5,400,000
Refund of loan sale premium, term for loan repayment				3 months	6 months
Loan sale premium refunds										299,000	131,000	252,000
MSA net carrying value	334,000	327,000								334,000	327,000
Mortgage servicing assets, fair value	395,000	398,000	589,000							395,000	398,000
Interest-only strips, fair value	98,000	130,000														98,000	130,000
Unrealized gain on interest-only strips, net of tax										$ 56,000	$ 74,000