Derivative Financial Instruments - Eurodollar Details (Details) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Junior Subordinated Debt [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 26,000,000	$ 26,000,000
Entry Rate	2.29%	2.06%
Weighted Average Effective Rate	1.41%	1.60%
Open Equity	$ (573,000)	$ (421,000)
Junior Subordinated Debt [Member] | Year 2015 Expiration [Member]
Derivatives, Fair Value [Line Items]
Notional Amount		$ 26,000,000
Entry Rate		1.48%
Weighted Average Effective Rate		0.57%
Open Equity		$ (237,000)
Junior Subordinated Debt [Member] | Year 2016 Expiration [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 26,000,000	$ 26,000,000
Entry Rate	1.77%	1.77%
Weighted Average Effective Rate	0.98%	1.54%
Open Equity	$ (205,000)	$ (61,000)
Junior Subordinated Debt [Member] | Year 2017 Expiration [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 26,000,000	$ 26,000,000
Entry Rate	2.49%	2.49%
Weighted Average Effective Rate	1.59%	2.23%
Open Equity	$ (234,000)	$ (67,000)
Junior Subordinated Debt [Member] | Year 2018 Expiration [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 26,000,000	$ 26,000,000
Entry Rate	2.94%	2.94%
Weighted Average Effective Rate	1.91%	2.51%
Open Equity	$ (134,000)	$ (56,000)
Repurchase Agreements [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 56,000,000	$ 50,429,000
Entry Rate	2.00%	1.72%
Weighted Average Effective Rate	1.41%	1.72%
Open Equity	$ (833,000)	$ 0
Repurchase Agreements [Member] | Year 2015 Expiration [Member]
Derivatives, Fair Value [Line Items]
Notional Amount		$ 36,500,000
Entry Rate		0.65%
Weighted Average Effective Rate		0.63%
Open Equity		$ (5,000)
Repurchase Agreements [Member] | Year 2016 Expiration [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 56,000,000	$ 56,000,000
Entry Rate	1.45%	1.45%
Weighted Average Effective Rate	0.98%	1.54%
Open Equity	$ (264,000)	$ 46,000
Repurchase Agreements [Member] | Year 2017 Expiration [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 56,000,000	$ 56,000,000
Entry Rate	2.23%	2.23%
Weighted Average Effective Rate	1.59%	2.23%
Open Equity	$ (362,000)	$ (3,000)
Repurchase Agreements [Member] | Year 2018 Expiration [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 56,000,000	$ 56,000,000
Entry Rate	2.65%	2.65%
Weighted Average Effective Rate	1.91%	2.51%
Open Equity	$ (207,000)	$ (38,000)