Fair Value (Carrying Amounts and Estimated Fair Value for Financial Instrument Assets and Liabilities) (Details) - USD ($) $ in Thousands		Dec. 31, 2015	Dec. 31, 2014		Dec. 31, 2013	Dec. 31, 2012
Financial assets:
Cash and due from banks		$ 79,488	$ 60,813
AFS securities		750,338	763,063
HTM securities		84,144	20,179
Held-to-maturity Securities, Fair Value		85,647	20,425
Loans Held-for-sale, Fair Value Disclosure		10,958
Servicing Asset at Fair Value, Amount	[1]	2,947	1,447	[2]	$ 1,494	$ 879
Interest Receivable Fair Value Disclosure		7,985	6,017
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		3,166	1,140
Financial liabilities:
Deposits		2,726,300	1,933,805
FHLB advances		56,001	57,986
Commercial repurchase agreements		30,931	31,395
Other borrowed funds		428,778	446,909
Subordinated debentures		42,950	44,024
Interest payable		641	537
Customer interest rate swaps		3,166	1,140
Readily Available Market Prices (Level 1) [Member]
Financial assets:
Cash and due from banks		79,488	60,813
AFS securities		0	0
Held-to-maturity Securities, Fair Value		0	0
Loans Held-for-sale, Fair Value Disclosure		0
Servicing Asset at Fair Value, Amount		0	0	[2]
Interest Receivable Fair Value Disclosure		0	0
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		0	0
Financial liabilities:
Deposits		0	0
FHLB advances		0	0
Commercial repurchase agreements		0	0
Other borrowed funds		0	0
Subordinated debentures		0	0
Interest payable		0	0
Customer interest rate swaps		0	0
Observable Market Data (Level 2) [Member]
Financial assets:
Cash and due from banks		0	0
AFS securities		750,338	763,063
Held-to-maturity Securities, Fair Value		85,647	20,425
Loans Held-for-sale, Fair Value Disclosure		10,958
Servicing Asset at Fair Value, Amount		2,947	1,447	[2]
Interest Receivable Fair Value Disclosure		7,985	6,017
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		3,166	1,140
Financial liabilities:
Deposits		2,726,300	1,933,805
FHLB advances		56,001	57,986
Commercial repurchase agreements		30,931	31,395
Other borrowed funds		428,778	446,909
Subordinated debentures		42,950	44,024
Interest payable		641	537
Customer interest rate swaps		3,166	1,140
Company Determined Fair Value (Level 3) [Member]
Financial assets:
Cash and due from banks		0	0
AFS securities		0	0
Held-to-maturity Securities, Fair Value		0	0
Loans Held-for-sale, Fair Value Disclosure		0
Servicing Asset at Fair Value, Amount		0	0	[2]
Interest Receivable Fair Value Disclosure		0	0
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		0	0
Financial liabilities:
Deposits		0	0
FHLB advances		0	0
Commercial repurchase agreements		0	0
Other borrowed funds		0	0
Subordinated debentures		0	0
Interest payable		0	0
Customer interest rate swaps		0	0
Carrying Amount [Member]
Financial assets:
Cash and due from banks		79,488	60,813
AFS securities		750,338	763,063
HTM securities		84,144	20,179
Loans Held-for-sale, Fair Value Disclosure		10,958
Servicing Asset at Fair Value, Amount		2,161	493	[2]
Interest Receivable Fair Value Disclosure		7,985	6,017
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		3,166	1,140
Financial liabilities:
Deposits		2,726,379	1,932,097
FHLB advances		55,000	56,039
Commercial repurchase agreements		30,052	30,097
Other borrowed funds		428,711	446,842
Subordinated debentures		59,126	44,024
Interest payable		641	537
Customer interest rate swaps		3,166	1,140
Residential real estate loans
Financial assets:
Loans receivable, net of allowance		820,774	596,172
Residential real estate loans | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Residential real estate loans | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Residential real estate loans | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance		820,774	596,172
Residential real estate loans | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance		808,180	579,946
Commercial Real Estate Portfolio Segment [Member]
Financial assets:
Loans receivable, net of allowance		911,316	631,434
Commercial Real Estate Portfolio Segment [Member] | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Commercial Real Estate Portfolio Segment [Member] | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Commercial Real Estate Portfolio Segment [Member] | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance		911,316	631,434
Commercial Real Estate Portfolio Segment [Member] | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance		922,257	635,609
Commercial Portfolio Segment [Member]
Financial assets:
Loans receivable, net of allowance		371,854	244,713
Commercial Portfolio Segment [Member] | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Commercial Portfolio Segment [Member] | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Commercial Portfolio Segment [Member] | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance		371,854	244,713
Commercial Portfolio Segment [Member] | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance		371,684	249,823
Home Equity Portfolio Segment [Member]
Financial assets:
Loans receivable, net of allowance		348,963	270,904
Home Equity Portfolio Segment [Member] | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Home Equity Portfolio Segment [Member] | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Home Equity Portfolio Segment [Member] | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance		348,963	270,904
Home Equity Portfolio Segment [Member] | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance		349,215	269,176
Consumer Portfolio Segment [Member]
Financial assets:
Loans receivable, net of allowance		18,163	17,007
Consumer Portfolio Segment [Member] | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Consumer Portfolio Segment [Member] | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance		0	0
Consumer Portfolio Segment [Member] | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance		18,163	17,007
Consumer Portfolio Segment [Member] | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance		17,704	16,940
Fair Value, Measurements, Recurring [Member]
Financial assets:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		3,166	1,140
Financial liabilities:
Interest rate swaps		9,229	9,143
Customer interest rate swaps			1,140
Fair Value, Measurements, Recurring [Member] | Readily Available Market Prices (Level 1) [Member]
Financial liabilities:
Customer interest rate swaps			0
Fair Value, Measurements, Recurring [Member] | Observable Market Data (Level 2) [Member]
Financial assets:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		3,166	1,140
Financial liabilities:
Interest rate swaps		9,229	9,143
Customer interest rate swaps			1,140
Fair Value, Measurements, Recurring [Member] | Company Determined Fair Value (Level 3) [Member]
Financial liabilities:
Customer interest rate swaps			0
Forward-Starting Interest Rate Swap [Member]
Financial liabilities:
Interest rate swaps		576
Forward-Starting Interest Rate Swap [Member] | Readily Available Market Prices (Level 1) [Member]
Financial liabilities:
Interest rate swaps		0
Forward-Starting Interest Rate Swap [Member] | Observable Market Data (Level 2) [Member]
Financial liabilities:
Interest rate swaps		576
Forward-Starting Interest Rate Swap [Member] | Company Determined Fair Value (Level 3) [Member]
Financial liabilities:
Interest rate swaps		0
Forward-Starting Interest Rate Swap [Member] | Carrying Amount [Member]
Financial liabilities:
Interest rate swaps		576
Forward-Starting Interest Rate Swap [Member] | Fair Value, Measurements, Recurring [Member]
Financial liabilities:
Interest rate swaps		576
Customer interest rate swaps		3,166
Forward-Starting Interest Rate Swap [Member] | Fair Value, Measurements, Recurring [Member] | Readily Available Market Prices (Level 1) [Member]
Financial liabilities:
Customer interest rate swaps		0
Forward-Starting Interest Rate Swap [Member] | Fair Value, Measurements, Recurring [Member] | Observable Market Data (Level 2) [Member]
Financial liabilities:
Interest rate swaps		576
Customer interest rate swaps		3,166
Forward-Starting Interest Rate Swap [Member] | Fair Value, Measurements, Recurring [Member] | Company Determined Fair Value (Level 3) [Member]
Financial liabilities:
Customer interest rate swaps		0
Interest Rate Swap [Member]
Financial liabilities:
Interest rate swaps		9,229	9,143
Interest Rate Swap [Member] | Readily Available Market Prices (Level 1) [Member]
Financial liabilities:
Interest rate swaps		0	0
Interest Rate Swap [Member] | Observable Market Data (Level 2) [Member]
Financial liabilities:
Interest rate swaps		9,229	9,143
Interest Rate Swap [Member] | Company Determined Fair Value (Level 3) [Member]
Financial liabilities:
Interest rate swaps		0	0
Interest Rate Swap [Member] | Carrying Amount [Member]
Financial liabilities:
Interest rate swaps		$ 9,229	$ 9,143

[1] Reported fair value represents all MSRs currently being serviced by the Company, regardless of carrying amount.

[2] Reported fair value represents all MSRs currently being serviced by the Company at December 31, 2014, regardless of carrying amount.