Fair Value Disclosures, Significant Assumptions (Details) - USD ($) $ in Thousands		Jun. 30, 2016	Dec. 31, 2015
Fair Value Disclosures [Abstract]
Value of collateral-dependent impaired loans that will be reviewed by independent third party, minimum		$ 250
Value of collateral-dependent impaired loans that will be reviewed by special assets group, maximum		250
Assets [Abstract]
Trading securities		212	$ 148
Securities available for sale		599,755	585,484
Loans held for sale		31,713	27,866
Assets [Abstract]
Capitalized mortgage loan servicing rights		10,007	8,481
U.S. Agency [Member]
Assets [Abstract]
Securities available for sale		31,679	47,512
U.S. Agency Residential Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		182,063	196,056
U.S. Agency Commercial Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		7,996	34,028
Private Label Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		26,246	4,903
Other Asset Backed [Member]
Assets [Abstract]
Securities available for sale		139,846	116,904
Obligations of States and Political Subdivisions [Member]
Assets [Abstract]
Securities available for sale		158,341	144,984
Corporate [Member]
Assets [Abstract]
Securities available for sale		49,527	38,614
Trust Preferred [Member]
Assets [Abstract]
Securities available for sale		2,397	2,483
Foreign Government [Member]
Assets [Abstract]
Securities available for sale		1,660
Fair Value, Measurements, Recurring [Member]
Assets [Abstract]
Trading securities		212	148
Loans held for sale		31,713	27,866
Derivatives	[1]	3,307	1,238
Liabilities [Abstract]
Derivatives	[2]	2,785	619
Fair Value, Measurements, Recurring [Member] | U.S. Agency [Member]
Assets [Abstract]
Securities available for sale		31,679	47,512
Fair Value, Measurements, Recurring [Member] | U.S. Agency Residential Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		182,063	196,056
Fair Value, Measurements, Recurring [Member] | U.S. Agency Commercial Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		7,996	34,028
Fair Value, Measurements, Recurring [Member] | Private Label Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		26,246	4,903
Fair Value, Measurements, Recurring [Member] | Other Asset Backed [Member]
Assets [Abstract]
Securities available for sale		139,846	116,904
Fair Value, Measurements, Recurring [Member] | Obligations of States and Political Subdivisions [Member]
Assets [Abstract]
Securities available for sale		158,341	144,984
Fair Value, Measurements, Recurring [Member] | Corporate [Member]
Assets [Abstract]
Securities available for sale		49,527	38,614
Fair Value, Measurements, Recurring [Member] | Trust Preferred [Member]
Assets [Abstract]
Securities available for sale		2,397	2,483
Fair Value, Measurements, Recurring [Member] | Foreign Government [Member]
Assets [Abstract]
Securities available for sale		1,660
Fair Value, Measurements, Nonrecurring [Member]
Assets [Abstract]
Capitalized mortgage loan servicing rights	[3]	10,007	8,481
Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member]
Commercial [Abstract]
Income producing - real estate	[4]	649	711
Land, land development & construction - real estate	[4]	158	40
Commercial and industrial	[4]	1,638	1,257
Mortgage [Abstract]
1-4 Family	[4]	651	421
Resort Lending	[4]		129
Commercial [Abstract]
Land, land development & construction - real estate	[4]	158	40
Commercial and industrial	[4]	1,638	1,257
Mortgage [Abstract]
1-4 Family	[4]	651	421
Resort Lending	[4]		129
Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate [Member]
Commercial [Abstract]
Land, land development & construction - real estate	[5]	176	639
Commercial and industrial	[5]		165
Mortgage [Abstract]
1-4 Family	[5]	48	26
Resort Lending	[5]	92	107
Commercial [Abstract]
Land, land development & construction - real estate	[5]	176	639
Commercial and industrial	[5]		165
Mortgage [Abstract]
1-4 Family	[5]	48	26
Resort Lending	[5]	92	107
Home equity - 1st lien	[5]		14
Installment [Abstract]
Home equity - 1st lien	[5]		36
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Assets [Abstract]
Trading securities		212	148
Securities available for sale		0	0
Derivatives		0	0
Liabilities [Abstract]
Derivatives		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member]
Assets [Abstract]
Trading securities		212	148
Loans held for sale		0	0
Derivatives	[1]	0	0
Liabilities [Abstract]
Derivatives	[2]	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency [Member]
Assets [Abstract]
Securities available for sale		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency Residential Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency Commercial Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | Private Label Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | Other Asset Backed [Member]
Assets [Abstract]
Securities available for sale		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of States and Political Subdivisions [Member]
Assets [Abstract]
Securities available for sale		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | Corporate [Member]
Assets [Abstract]
Securities available for sale		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | Trust Preferred [Member]
Assets [Abstract]
Securities available for sale		0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Government [Member]
Assets [Abstract]
Securities available for sale		0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets [Abstract]
Capitalized mortgage loan servicing rights	[3]	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member]
Commercial [Abstract]
Income producing - real estate	[4]	0	0
Land, land development & construction - real estate	[4]	0	0
Commercial and industrial	[4]	0	0
Mortgage [Abstract]
1-4 Family	[4]	0	0
Resort Lending	[4]		0
Commercial [Abstract]
Land, land development & construction - real estate	[4]	0	0
Commercial and industrial	[4]	0	0
Mortgage [Abstract]
1-4 Family	[4]	0	0
Resort Lending	[4]		0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate [Member]
Commercial [Abstract]
Land, land development & construction - real estate	[5]	0	0
Commercial and industrial	[5]		0
Mortgage [Abstract]
1-4 Family	[5]	0	0
Resort Lending	[5]	0	0
Commercial [Abstract]
Land, land development & construction - real estate	[5]	0	0
Commercial and industrial	[5]		0
Mortgage [Abstract]
1-4 Family	[5]	0	0
Resort Lending	[5]	0	0
Home equity - 1st lien	[5]		0
Installment [Abstract]
Home equity - 1st lien	[5]		0
Significant Other Observable Inputs (Level 2) [Member]
Assets [Abstract]
Trading securities		0	0
Securities available for sale		599,755	585,484
Derivatives		3,307	1,238
Liabilities [Abstract]
Derivatives		2,785	619
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member]
Assets [Abstract]
Trading securities		0	0
Loans held for sale		31,713	27,866
Derivatives	[1]	3,307	1,238
Liabilities [Abstract]
Derivatives	[2]	2,785	619
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency [Member]
Assets [Abstract]
Securities available for sale		31,679	47,512
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency Residential Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		182,063	196,056
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency Commercial Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		7,996	34,028
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | Private Label Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		26,246	4,903
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | Other Asset Backed [Member]
Assets [Abstract]
Securities available for sale		139,846	116,904
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of States and Political Subdivisions [Member]
Assets [Abstract]
Securities available for sale		158,341	144,984
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | Corporate [Member]
Assets [Abstract]
Securities available for sale		49,527	38,614
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | Trust Preferred [Member]
Assets [Abstract]
Securities available for sale		2,397	2,483
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Government [Member]
Assets [Abstract]
Securities available for sale		1,660
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets [Abstract]
Capitalized mortgage loan servicing rights	[3]	0	0
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member]
Commercial [Abstract]
Income producing - real estate	[4]	0	0
Land, land development & construction - real estate	[4]	0	0
Commercial and industrial	[4]	0	0
Mortgage [Abstract]
1-4 Family	[4]	0	0
Resort Lending	[4]		0
Commercial [Abstract]
Land, land development & construction - real estate	[4]	0	0
Commercial and industrial	[4]	0	0
Mortgage [Abstract]
1-4 Family	[4]	0	0
Resort Lending	[4]		0
Significant Other Observable Inputs (Level 2) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate [Member]
Commercial [Abstract]
Land, land development & construction - real estate	[5]	0	0
Commercial and industrial	[5]		0
Mortgage [Abstract]
1-4 Family	[5]	0	0
Resort Lending	[5]	0	0
Commercial [Abstract]
Land, land development & construction - real estate	[5]	0	0
Commercial and industrial	[5]		0
Mortgage [Abstract]
1-4 Family	[5]	0	0
Resort Lending	[5]	0	0
Home equity - 1st lien	[5]		0
Installment [Abstract]
Home equity - 1st lien	[5]		0
Significant Unobservable Inputs (Level 3) [Member]
Assets [Abstract]
Trading securities		0	0
Securities available for sale		0	0
Derivatives		0	0
Liabilities [Abstract]
Derivatives		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member]
Assets [Abstract]
Trading securities		0	0
Loans held for sale		0	0
Derivatives	[1]	0	0
Liabilities [Abstract]
Derivatives	[2]	0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency [Member]
Assets [Abstract]
Securities available for sale		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency Residential Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Agency Commercial Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | Private Label Mortgage-Backed [Member]
Assets [Abstract]
Securities available for sale		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | Other Asset Backed [Member]
Assets [Abstract]
Securities available for sale		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | Obligations of States and Political Subdivisions [Member]
Assets [Abstract]
Securities available for sale		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | Corporate [Member]
Assets [Abstract]
Securities available for sale		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | Trust Preferred [Member]
Assets [Abstract]
Securities available for sale		0	0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member] | Foreign Government [Member]
Assets [Abstract]
Securities available for sale		0
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Nonrecurring [Member]
Assets [Abstract]
Capitalized mortgage loan servicing rights	[3]	10,007	8,481
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Impaired Loans [Member]
Commercial [Abstract]
Income producing - real estate	[4]	649	711
Land, land development & construction - real estate	[4]	158	40
Commercial and industrial	[4]	1,638	1,257
Mortgage [Abstract]
1-4 Family	[4]	651	421
Resort Lending	[4]		129
Commercial [Abstract]
Land, land development & construction - real estate	[4]	158	40
Commercial and industrial	[4]	1,638	1,257
Mortgage [Abstract]
1-4 Family	[4]	651	421
Resort Lending	[4]		129
Significant Unobservable Inputs (Level 3) [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate [Member]
Commercial [Abstract]
Land, land development & construction - real estate	[5]	176	639
Commercial and industrial	[5]		165
Mortgage [Abstract]
1-4 Family	[5]	48	26
Resort Lending	[5]	92	107
Commercial [Abstract]
Land, land development & construction - real estate	[5]	176	639
Commercial and industrial	[5]		165
Mortgage [Abstract]
1-4 Family	[5]	48	26
Resort Lending	[5]	$ 92	107
Home equity - 1st lien	[5]		14
Installment [Abstract]
Home equity - 1st lien	[5]		$ 36

[1] Included in accrued income and other assets.

[2] Included in accrued expenses and other liabilities.

[3] Only includes servicing rights that are carried at fair value due to recognition of a valuation allowance.

[4] Only includes impaired loans with specific loss allocations based on collateral value.

[5] Only includes other real estate with subsequent write downs to fair value.