Past Due Loans, Allowance For Credit Losses, Impaired Loans and TDRS (Details) - TDRs By Class - USD ($) $ in Thousands		Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		$ 2,771	$ 3,704
Non-accrual	[1]	2,366	19,904
Total		5,137	23,608	$ 22,426
Commercial And Industrial
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		297	269
Non-accrual	[1]	1,063	18,799
Total		1,360	19,068
Office Retail and Industrial
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		166	586
Non-accrual	[1]	0	0
Total		166	586
Multi-Family
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		601	887
Non-accrual	[1]	192	232
Total		793	1,119
Other Commercial Real Estate
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		346	433
Non-accrual	[1]	0	183
Total		346	616
Total Commercial Real Estate
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		1,113	1,906
Non-accrual	[1]	192	415
Total		1,305	2,321
Total Corporate Loans
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		1,410	2,175
Non-accrual	[1]	1,255	19,214
Total		2,665	21,389
Home equity
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		501	651
Non-accrual	[1]	681	506
Total		1,182	1,157
1-4 family mortgage loans
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		860	878
Non-accrual	[1]	430	184
Total		1,290	1,062
Total Consumer Loans
Past Due Loans, Allowance For Credit Losses, and Impaired Loans (Details) - TDRs By Class [Line Items]
Accruing		1,361	1,529
Non-accrual	[1]	1,111	690
Total		$ 2,472	$ 2,219

[1] These TDRs are included in non-accrual loans in the preceding tables.