Loans and Allowance for Loan Losses, Troubled Debt Restructurings (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 New York and Other States [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Commercial [Member] Commercial Real Estate [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Commercial [Member] Commercial Real Estate [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Commercial [Member] Commercial Real Estate [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Commercial [Member] Commercial Real Estate [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] First Mortgages [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] First Mortgages [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] First Mortgages [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] First Mortgages [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Loans [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Loans [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Loans [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Loans [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Lines of Credit [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Lines of Credit [Member] Contracts	Jun. 30, 2013 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Lines of Credit [Member] Contracts	Jun. 30, 2012 New York and Other States [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Lines of Credit [Member] Contracts	Jun. 30, 2013 Florida [Member] Contracts	Jun. 30, 2012 Florida [Member] Contracts	Jun. 30, 2013 Florida [Member] Contracts	Jun. 30, 2012 Florida [Member] Contracts	Jun. 30, 2013 Florida [Member] Commercial [Member] Commercial Real Estate [Member] Contracts	Jun. 30, 2012 Florida [Member] Commercial [Member] Commercial Real Estate [Member] Contracts	Jun. 30, 2013 Florida [Member] Commercial [Member] Commercial Real Estate [Member] Contracts	Jun. 30, 2012 Florida [Member] Commercial [Member] Commercial Real Estate [Member] Contracts	Jun. 30, 2013 Florida [Member] Real Estate Mortgage - 1 to 4 Family [Member] First Mortgages [Member] Contracts	Jun. 30, 2012 Florida [Member] Real Estate Mortgage - 1 to 4 Family [Member] First Mortgages [Member] Contracts	Jun. 30, 2013 Florida [Member] Real Estate Mortgage - 1 to 4 Family [Member] First Mortgages [Member] Contracts	Jun. 30, 2012 Florida [Member] Real Estate Mortgage - 1 to 4 Family [Member] First Mortgages [Member] Contracts	Jun. 30, 2013 Florida [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Lines of Credit [Member] Contracts	Jun. 30, 2012 Florida [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Lines of Credit [Member] Contracts	Jun. 30, 2013 Florida [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Lines of Credit [Member] Contracts	Jun. 30, 2012 Florida [Member] Real Estate Mortgage - 1 to 4 Family [Member] Home Equity Lines of Credit [Member] Contracts
Financing Receivable, Modifications [Line Items]
Chargeoffs on loans identified as TDR's	$ 103	$ 233	$ 275	$ 295
Modified loans by class determined to be TDR's [Abstract]
Number of Contracts					20	11	163	33	0	0	2	1	14	9	106	27	4	1	23	4	2	1	32	1	3	4	15	9	0	0	0	0	2	4	13	9	1	0	2	0
Pre-Modification Outstanding Recorded Investment					2,188	1,001	14,651	3,670	0	0	131	91	2,014	890	12,462	3,348	87	5	563	125	87	106	1,495	106	321	403	1,614	1,085	0	0	0	0	290	403	1,583	1,085	31	0	31	0
Post-Modification Outstanding Recorded Investment					2,188	964	14,651	3,130	0	0	131	90	2,014	853	12,462	2,831	87	5	563	103	87	106	1,495	106	321	386	1,614	926	0	0	0	0	290	386	1,583	926	31	0	31	0
Loans modified for which there was payment default [Abstract]
Number of Contracts							33	27			0	0			21	24			3	3			9	0			3	9			0	0			3	9			0	0
Recorded Investment							$ 3,244	$ 2,658			$ 0	$ 0			$ 2,634	$ 2,560			$ 78	$ 98			$ 532	$ 0			$ 375	$ 926			$ 0	$ 0			$ 375	$ 926			$ 0	$ 0