Fair Value (Carrying Amounts and Estimated Fair Value for Financial Instrument Assets and Liabilities) (Details) - USD ($) $ in Thousands		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Financial assets:
AFS securities		$ 918,118	$ 910,692
HTM securities		1,302	1,307
Debt Securities, Held-to-maturity, Fair Value		1,359	1,291
Servicing Asset at Fair Value, Amount		1,496	1,677	$ 1,766	$ 1,701
Financial liabilities:
Time deposits		594,881	654,954
Federal Home Loan Bank Borrowings, Fair Value Disclosure		268,631	270,598
Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure		10,002	11,573
Subordinated debentures		50,171	49,060
Readily Available Market Prices (Level 1) [Member]
Financial assets:
Debt Securities, Held-to-maturity, Fair Value		0	0
Servicing Asset at Fair Value, Amount		0	0
Financial liabilities:
Time deposits		0	0
Federal Home Loan Bank Borrowings, Fair Value Disclosure		0	0
Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure		0	0
Subordinated debentures		0	0
Observable Market Data (Level 2) [Member]
Financial assets:
Debt Securities, Held-to-maturity, Fair Value		1,359	1,291
Servicing Asset at Fair Value, Amount		0	0
Financial liabilities:
Time deposits		594,881	654,954
Federal Home Loan Bank Borrowings, Fair Value Disclosure		268,631	270,598
Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure		10,002	11,573
Subordinated debentures		50,171	49,060
Company Determined Fair Value (Level 3) [Member]
Financial assets:
Debt Securities, Held-to-maturity, Fair Value		0	0
Servicing Asset at Fair Value, Amount		1,496	1,677
Financial liabilities:
Time deposits		0	0
Federal Home Loan Bank Borrowings, Fair Value Disclosure		0	0
Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure		0	0
Subordinated debentures		0	0
Carrying Amount [Member]
Financial assets:
HTM securities		1,302	1,307
Servicing Asset at Fair Value, Amount		877	831
Financial liabilities:
Time deposits		595,549	661,281
Federal Home Loan Bank Borrowings, Fair Value Disclosure		268,809	270,868
Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure		10,000	11,580
Subordinated debentures		59,080	59,067
Residential real estate
Financial assets:
Loans receivable, net of allowance	[1]	1,066,544	957,957
Residential real estate | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	0	0
Residential real estate | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	0	0
Residential real estate | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	1,066,544	957,957
Residential real estate | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance	[1]	1,064,532	986,795
Commercial real estate
Financial assets:
Loans receivable, net of allowance	[1]	1,196,297	1,218,436
Commercial real estate | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	0	0
Commercial real estate | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	0	0
Commercial real estate | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	1,196,297	1,218,436
Commercial real estate | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance	[1]	1,230,983	1,257,879
Commercial
Financial assets:
Loans receivable, net of allowance	[1],[2]	431,892	404,805
Commercial | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance	[1],[2]	0	0
Commercial | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance	[1],[2]	0	0
Commercial | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance	[1],[2]	431,892	404,805
Commercial | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance	[1],[2]	438,716	411,479
Home equity
Financial assets:
Loans receivable, net of allowance	[1]	293,565	317,359
Home equity | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	0	0
Home equity | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	0	0
Home equity | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	293,565	317,359
Home equity | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance	[1]	310,356	324,967
Consumer
Financial assets:
Loans receivable, net of allowance	[1]	23,355	18,969
Consumer | Readily Available Market Prices (Level 1) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	0	0
Consumer | Observable Market Data (Level 2) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	0	0
Consumer | Company Determined Fair Value (Level 3) [Member]
Financial assets:
Loans receivable, net of allowance	[1]	23,355	18,969
Consumer | Carrying Amount [Member]
Financial assets:
Loans receivable, net of allowance	[1]	25,265	20,390
Fair Value, Measurements, Recurring [Member]
Financial liabilities:
Junior subordinated debt interest rate swaps		8,187	5,682
Fair Value, Measurements, Recurring [Member] | Observable Market Data (Level 2) [Member]
Financial liabilities:
Junior subordinated debt interest rate swaps		8,187	5,682
Forward-Starting Interest Rate Swap [Member] | Fair Value, Measurements, Recurring [Member]
Financial liabilities:
Junior subordinated debt interest rate swaps			30
Forward-Starting Interest Rate Swap [Member] | Fair Value, Measurements, Recurring [Member] | Observable Market Data (Level 2) [Member]
Financial liabilities:
Junior subordinated debt interest rate swaps			30
Interest Rate Swap [Member] | Fair Value, Measurements, Recurring [Member]
Financial assets:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		17,756	7,841
Financial liabilities:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value		17,756	7,841
Interest Rate Swap [Member] | 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		17,756	7,841
Financial liabilities:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value		17,756	7,841
Interest Rate Lock Commitments [Member] | Fair Value, Measurements, Recurring [Member]
Financial assets:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		480	95
Financial liabilities:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value		18	28
Interest Rate Lock Commitments [Member] | 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		480	95
Financial liabilities:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value		18	28
Interest Rate Lock Commitments [Member] | Fair Value, Measurements, Recurring [Member] | Company Determined Fair Value (Level 3) [Member]
Financial liabilities:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value		0	0
Forward Contracts [Member] | Fair Value, Measurements, Recurring [Member]
Financial assets:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Asset at Fair Value		312	32
Financial liabilities:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value		15	17
Forward Contracts [Member] | 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		312	32
Financial liabilities:
Interest Rate Derivative Instruments Not Designated as Hedging Instruments, Liability at Fair Value		$ 15	$ 17

[1] (1)The presented carrying amount is net of the allocated ALL.

[2] (2)Includes the HPFC loan portfolio.