Reportable Segments Reportable Segments (Narrative) (Details) (USD $)	12 Months Ended
	Jun. 30, 2013 segment	Jun. 30, 2012	Jun. 30, 2011
Segment Reporting Information [Line Items]
Number of operating segments	2
(Loss) gain on sale of loans, net	$ 68,493,000	$ 38,017,000	$ 31,194,000
Loan servicing fees	1,093,000	733,000	892,000
Office rent	2,200,000	1,900,000	1,400,000
Provident Bank Mortgage (PBM)
Segment Reporting Information [Line Items]
Variable rate basis, term	3 months
Variable rate basis, description	FHLB – San Francisco
Basis spread on variable rate	0.50%
Provident Bank Mortgage (PBM) | Internal Transfer Pricing Arrangements [Member]
Segment Reporting Information [Line Items]
Servicing released premiums	73,000	3,000	14,000
(Loss) gain on sale of loans, net	16,000	2,000	1,000
Quality assurance costs	321,000	240,000	213,000
Loan vault service costs	240,000	88,000	71,000
Office rent	186,000	169,000	146,000
Provident Bank
Segment Reporting Information [Line Items]
(Loss) gain on sale of loans, net	(84,000)	(1,057,000)	(113,000)
Loan servicing fees	903,000	627,000	832,000
Provident Bank | Internal Transfer Pricing Arrangements [Member]
Segment Reporting Information [Line Items]
Loan servicing fees	110,000	81,000	72,000
Management fees	$ 1,700,000	$ 1,500,000	$ 1,300,000