Reportable Segments (Schedules) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Net interest income	$ 7,583	$ 8,066	$ 8,772	$ 8,936	$ 9,450	$ 8,976	$ 9,506	$ 8,798	$ 33,357	$ 36,730	$ 37,749
Provision for Loan Losses Expensed	(1,538)	(517)	23	533	2,051	1,622	1,132	972	(1,499)	5,777	5,465
Net interest income, after (recovery) provision for loan losses									34,856	30,953	32,284
Loan servicing and other fees									1,093	733	892
Gain on sale of loans, net									68,493	38,017	31,194
Deposit account fees									2,449	2,438	2,504
Gain (loss) on sale and operations of real estate owned acquired in the settlement of loans, net									916	(120)	(1,351)
Gain on sale of premises and equipment									0	0	1,089
Card and processing fees									1,292	1,282	1,274
Other									957	800	755
Total non-interest income	17,618	15,388	20,035	22,159	15,980	11,309	7,313	8,548	75,200	43,150	36,357
Salaries and employee benefits									50,450	39,283	29,966
Premises and occupancy									4,432	3,763	3,270
Operating Expenses									12,461	12,319	12,136
Total non-interest expense	17,519	15,729	16,769	17,326	15,991	14,597	12,474	12,303	67,343	55,365	45,372
Income before income taxes	9,220	8,242	12,015	13,236	7,388	4,066	3,213	4,071	42,713	18,738	23,269
Provision for income taxes	3,963	3,372	5,075	4,506	3,082	1,734	1,359	1,753	16,916	7,928	10,049
Net income	5,257	4,870	6,940	8,730	4,306	2,332	1,854	2,318	25,797	10,810	13,220
Total assets, end of period	1,211,041				1,260,917				1,211,041	1,260,917	1,313,724
Provident Bank
Net interest income									27,835	30,514	33,512
Provision for Loan Losses Expensed									(1,229)	5,932	2,552
Net interest income, after (recovery) provision for loan losses									29,064	24,582	30,960
Loan servicing and other fees									903	627	832
Gain on sale of loans, net									(84)	(1,057)	(113)
Deposit account fees									2,449	2,438	2,504
Gain (loss) on sale and operations of real estate owned acquired in the settlement of loans, net									703	(191)	(1,364)
Gain on sale of premises and equipment											1,089
Card and processing fees									1,292	1,282	1,274
Other									957	800	753
Total non-interest income									6,220	3,899	4,975
Salaries and employee benefits									17,745	15,756	13,828
Premises and occupancy									2,705	2,449	2,289
Operating Expenses									4,636	4,903	6,347
Total non-interest expense									25,086	23,108	22,464
Income before income taxes									10,198	5,373	13,471
Provision for income taxes									3,245	2,309	5,929
Net income									6,953	3,064	7,542
Total assets, end of period	1,019,788				1,036,138				1,019,788	1,036,138	1,125,453
Provident Bank Mortgage
Net interest income									5,522	6,216	4,237
Provision for Loan Losses Expensed									(270)	(155)	2,913
Net interest income, after (recovery) provision for loan losses									5,792	6,371	1,324
Loan servicing and other fees									190	106	60
Gain on sale of loans, net									68,577	39,074	31,307
Deposit account fees									0	0	0
Gain (loss) on sale and operations of real estate owned acquired in the settlement of loans, net									213	71	13
Gain on sale of premises and equipment											0
Card and processing fees									0	0	0
Other									0	0	2
Total non-interest income									68,980	39,251	31,382
Salaries and employee benefits									32,705	23,527	16,138
Premises and occupancy									1,727	1,314	981
Operating Expenses									7,825	7,416	5,789
Total non-interest expense									42,257	32,257	22,908
Income before income taxes									32,515	13,365	9,798
Provision for income taxes									13,671	5,619	4,120
Net income									18,844	7,746	5,678
Total assets, end of period	$ 191,253				$ 224,779				$ 191,253	$ 224,779	$ 188,271