Loans (Activity and Allocation of Allowance for Loan Losses) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended			3 Months Ended	6 Months Ended				3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended			3 Months Ended	6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2012	Dec. 31, 2012 Residential mortgage portfolio [Member]	Dec. 31, 2011 Residential mortgage portfolio [Member]	Dec. 31, 2012 Residential mortgage portfolio [Member]	Dec. 31, 2011 Residential mortgage portfolio [Member]	Jun. 30, 2012 Residential mortgage portfolio [Member]	Dec. 31, 2012 Nonresidential mortgage [Member]	Dec. 31, 2011 Nonresidential mortgage [Member]	Dec. 31, 2012 Nonresidential mortgage [Member]	Dec. 31, 2011 Nonresidential mortgage [Member]	Jun. 30, 2012 Nonresidential mortgage [Member]	Dec. 31, 2011 Residential construction & land [Member]	Dec. 31, 2012 Residential construction & land [Member]	Dec. 31, 2011 Residential construction & land [Member]	Sep. 30, 2012 Residential construction & land [Member]	Jun. 30, 2012 Residential construction & land [Member]	Dec. 31, 2012 Commercial construction [Member]	Dec. 31, 2011 Commercial construction [Member]	Dec. 31, 2012 Commercial construction [Member]	Dec. 31, 2011 Commercial construction [Member]	Jun. 30, 2012 Commercial construction [Member]	Dec. 31, 2012 Multi-family [Member]	Dec. 31, 2011 Multi-family [Member]	Dec. 31, 2012 Multi-family [Member]	Dec. 31, 2011 Multi-family [Member]	Jun. 30, 2012 Multi-family [Member]	Dec. 31, 2012 Home Equity Loans [Member]	Dec. 31, 2011 Home Equity Loans [Member]	Dec. 31, 2012 Home Equity Loans [Member]	Dec. 31, 2011 Home Equity Loans [Member]	Jun. 30, 2012 Home Equity Loans [Member]	Dec. 31, 2012 Consumer installment [Member]	Dec. 31, 2011 Consumer installment [Member]	Dec. 31, 2012 Consumer installment [Member]	Dec. 31, 2011 Consumer installment [Member]	Jun. 30, 2012 Consumer installment [Member]	Dec. 31, 2012 Commercial loans [Member]	Dec. 31, 2011 Commercial loans [Member]	Dec. 31, 2012 Commercial loans [Member]	Dec. 31, 2011 Commercial loans [Member]	Jun. 30, 2012 Commercial loans [Member]	Dec. 31, 2012 Unallocated [Member]	Dec. 31, 2012 Unallocated [Member]	Jun. 30, 2012 Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for Loan Losses, Beginning Balance	$ 6,536	$ 5,453	$ 6,177	$ 5,069		$ 2,350	$ 2,059	$ 2,163	$ 1,767		$ 2,104	$ 1,920	$ 2,076	$ 1,859		$ 28	$ 19	$ 27	$ 43		$ 364	$ 54	$ 407	$ 89		$ 293	$ 412	$ 337	$ 410		$ 369	$ 221	$ 187	$ 186		$ 257	$ 202	$ 207	$ 203		$ 684	$ 557	$ 645	$ 528		$ 72	$ 136
Charge-offs	331	280	440	388		234	34	273	58		20	179	20	212																						62	67	132	118		15		15
Recoveries	18	22	42	40			4		4																											18	16	42	34			2		2
Provision	541	422	985	896		313	118	539	434		162	206	190	300		3	24	4			27	24	(16)	(11)		(7)	(4)	(51)	(2)		(8)	(4)	174	31		68	82	164	114		58	(3)	97	26		(72)	(136)
Allowance for Loan Losses, Ending Balance	6,764	5,617	6,764	5,617		2,429	2,147	2,429	2,147		2,246	1,947	2,246	1,947		31	43	31	43		391	78	391	78		286	408	286	408		361	217	361	217		281	233	281	233		727	556	727	556
Allowance for loan losses: Ending balance: individually evaluated for impairment	1,166		1,166		773	303		303		10	341		341		208						303		303		365	142		142		155	74		74								3		3		35
Allowance for loan losses: Ending balance: collectively evaluated for impairment	5,598		5,598		5,404	2,126		2,126		2,153	1,905		1,905		1,868		43			19	88		88		42	144		144		182	287		287		187	281		281		207	724		724		610			136
Loans receivables: Ending balance: individually evaluated for impairment	8,193		8,193		4,707	2,816		2,816		413	2,349		2,349		1,796						1,066		1,066		1,075	888		888		861	386		386								688		688		562
Loans Receivable: Ending balance: collectively evaluated for impairment	$ 345,519		$ 345,519		$ 327,743	$ 202,035		$ 202,035		$ 192,965	$ 83,908		$ 83,908		$ 78,998		$ 3,059			$ 2,156	$ 2,422		$ 2,422		$ 959	$ 4,745		$ 4,745		$ 4,661	$ 22,281		$ 22,281		$ 22,808	$ 4,306		$ 4,306		$ 4,070	$ 22,763		$ 22,763		$ 21,126