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Note 4 - Loans and Allowance for Loan Losses (Tables)

12 Months Ended

Dec. 31, 2015

Note 4 - Loans and Allowance for Loan Losses (Tables) [Line Items]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

		December 31, 2015								December 31, 2014								Percent Increase
		Balance				%				Balance				%				(Decrease)
Originated Loans
Commercial:
Commercial and industrial		$	577,872,000				35.7	%		$	384,570,000				30.8	%			50.3	%
Vacant land, land development, and residential construction			30,138,000				1.9				29,826,000				2.4				1.0
Real estate – owner occupied			330,798,000				20.5				291,758,000				23.4				13.4
Real estate – non-owner occupied			520,754,000				32.2				410,977,000				33.0				26.7
Real estate – multi-family and residential rental			33,954,000				2.1				36,058,000				2.9				(5.8	)
Total commercial			1,493,516,000				92.4				1,153,189,000				92.5				29.5
Retail:
Home equity and other			67,816,000				4.2				50,059,000				4.0				35.5
1-4 family mortgages			55,255,000				3.4				42,868,000				3.5				28.9
Total retail			123,071,000				7.6				92,927,000				7.5				32.4
Total originated loans		$	1,616,587,000				100.0	%		$	1,246,116,000				100.0	%			29.7	%

		December 31, 2015								December 31, 2014								Percent Increase
		Balance				%				Balance				%				(Decrease)
Acquired Loans
Commercial:
Commercial and industrial		$	118,431,000				17.9	%		$	166,037,000				19.7	%			(28.7%	)
Vacant land, land development, and residential construction			14,982,000				2.3				22,148,000				2.6				(32.4	)
Real estate – owner occupied			115,121,000				17.4				138,630,000				16.4				(17.0	)
Real estate – non-owner occupied			123,597,000				18.7				148,597,000				17.6				(16.8	)
Real estate – multi-family and residential rental			81,049,000				12.3				86,702,000				10.3				(6.5	)
Total commercial			453,180,000				68.6				562,114,000				66.6				(19.4	)
Retail:
Home equity and other			72,830,000				11.0				109,219,000				13.0				(33.3	)
1-4 family mortgages			135,130,000				20.4				171,828,000				20.4				(21.4	)
Total retail			207,960,000				31.4				281,047,000				33.4				(26.0	)
Total acquired loans		$	661,140,000				100.0	%		$	843,161,000				100.0	%			(21.6%	)

		December 31, 2015								December 31, 2014								Percent Increase
		Balance				%				Balance				%				(Decrease)
Total Loans
Commercial:
Commercial and industrial		$	696,303,000				30.6	%		$	550,607,000				26.4	%			26.5	%
Vacant land, land development, and residential construction			45,120,000				2.0				51,974,000				2.5				(13.2	)
Real estate – owner occupied			445,919,000				19.6				430,388,000				20.5				3.6
Real estate – non-owner occupied			644,351,000				28.3				559,574,000				26.8				15.2
Real estate – multi-family and residential rental			115,003,000				5.0				122,760,000				5.9				(6.3	)
Total commercial			1,946,696,000				85.5				1,715,303,000				82.1				13.5
Retail:
Home equity and other			140,646,000				6.2				159,278,000				7.6				(11.7	)
1-4 family mortgages			190,385,000				8.3				214,696,000				10.3				(11.3	)
Total retail			331,031,000				14.5				373,974,000				17.9				(11.5	)
Total loans		$	2,277,727,000				100.0	%		$	2,089,277,000				100.0	%			9.0	%

Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Accretable Yield Movement [Table Text Block]

		2015
Balance at December 31, 2014		$	4,998,000
Additions			26,000
Accretion income			(2,607,000	)
Net reclassification from nonaccretable to accretable			4,272,000
Reductions (1)			(1,496,000	)
Balance at December 31, 2015		$	5,193,000

		2014
Balance at May 31, 2014		$	0
Additions			2,514,000
Accretion income			(786,000	)
Net reclassification from nonaccretable to accretable			3,537,000
Reductions (1)			(267,000	)
Balance at December 31, 2014		$	4,998,000

Concentrations Within Loan Portfolio [Table Text Block]

		2015								2014
						Percentage of								Percentage of
		Balance				Loan Portfolio				Balance				Loan Portfolio
Commercial real estate loans to lessors of non-residential buildings		$	506,721,000				22.2	%		$	480,170,000				23.0	%

Schedule of Financing Receivables, Non Accrual Status [Table Text Block]

		2015				2014
Loans past due 90 days or more still accruing interest		$	0			$	0
Nonaccrual loans			1,954,000				26,049,000
Total nonperforming loans		$	1,954,000			$	26,049,000

		2015				2014
Loans past due 90 days or more still accruing interest		$	5,000			$	26,000
Nonaccrual loans			3,485,000				3,359,000
Total nonperforming loans		$	3,490,000			$	3,385,000

		December 31, 2015				December 31, 2014
Commercial:
Commercial and industrial		$	458,000			$	6,478,000
Vacant land, land development, and residential construction			155,000				209,000
Real estate – owner occupied			1,797,000				18,063,000
Real estate – non-owner occupied			79,000				378,000
Real estate – multi-family and residential rental			157,000				106,000
Total commercial			2,646,000				25,234,000
Retail:
Home equity and other			771,000				800,000
1-4 family mortgages			2,027,000				3,400,000
Total retail			2,798,000				4,200,000
Total nonperforming loans		$	5,444,000			$	29,434,000

Past Due Financing Receivables [Table Text Block]

		30 – 59 Days Past Due				60 – 89 Days Past Due				Greater Than 89 Days Past Due				Total Past Due				Current				Total Loans				Recorded Balance > 89 Days and Accruing
Originated Loans
Commercial:
Commercial and industrial		$	0			$	0			$	0			$	0			$	577,872,000			$	577,872,000			$	0
Vacant land, land development, and residential construction			0				0				0				0				30,138,000				30,138,000				0
Real estate – owner occupied			432,000				0				9,000				441,000				330,357,000				330,798,000				0
Real estate – non-owner occupied			0				0				0				0				520,754,000				520,754,000				0
Real estate – multi-family and residential rental			0				0				0				0				33,954,000				33,954,000				0
Total commercial			432,000				0				9,000				441,000				1,493,075,000				1,493,516,000				0
Retail:
Home equity and other			186,000				108,000				0				294,000				67,522,000				67,816,000				0
1- 4 family mortgages			107,000				95,000				356,000				558,000				54,697,000				55,255,000				0
Total retail			293,000				203,000				356,000				852,000				122,219,000				123,071,000				0
Total past due loans		$	725,000			$	203,000			$	365,000			$	1,293,000			$	1,615,294,000			$	1,616,587,000			$	0

		30 – 59 Days Past Due				60 – 89 Days Past Due				Greater Than 89 Days Past Due				Total Past Due				Current				Total Loans				Recorded Balance > 89 Days and Accruing
Acquired Loans
Commercial:
Commercial and industrial		$	0			$	5,000			$	541,000			$	546,000			$	117,885,000			$	118,431,000			$	0
Vacant land, land development, and residential construction			27,000				0				0				27,000				14,955,000				14,982,000				0
Real estate – owner occupied			323,000				425,000				1,142,000				1,890,000				113,231,000				115,121,000				0
Real estate – non-owner occupied			53,000				703,000				79,000				835,000				122,762,000				123,597,000				0
Real estate – multi-family and residential rental			223,000				54,000				0				277,000				80,772,000				81,049,000				0
Total commercial			626,000				1,187,000				1,762,000				3,575,000				449,605,000				453,180,000				0
Retail:
Home equity and other			395,000				44,000				28,000				467,000				72,363,000				72,830,000				5,000
1- 4 family mortgages			960,000				354,000				416,000				1,730,000				133,400,000				135,130,000				0
Total retail			1,355,000				398,000				444,000				2,197,000				205,763,000				207,960,000				5,000
Total past due loans		$	1,981,000			$	1,585,000			$	2,206,000			$	5,772,000			$	655,368,000			$	661,140,000			$	5,000

		30 – 59 Days Past Due				60 – 89 Days Past Due				Greater Than 89 Days Past Due				Total Past Due				Current				Total Loans				Recorded Balance > 89 Days and Accruing
Originated Loans
Commercial:
Commercial and industrial		$	0			$	0			$	0			$	0			$	384,570,000			$	384,570,000			$	0
Vacant land, land development, and residential construction			0				0				0				0				29,826,000				29,826,000				0
Real estate – owner occupied			0				0				120,000				120,000				291,638,000				291,758,000				0
Real estate – non-owner occupied			0				0				116,000				116,000				410,861,000				410,977,000				0
Real estate – multi-family and residential rental			0				0				0				0				36,058,000				36,058,000				0
Total commercial			0				0				236,000				236,000				1,152,953,000				1,153,189,000				0
Retail:
Home equity and other			38,000				3,000				0				41,000				50,018,000				50,059,000				0
1-4 family mortgages			0				0				366,000				366,000				42,502,000				42,868,000				0
Total retail			38,000				3,000				366,000				407,000				92,520,000				92,927,000				0
Total past due loans		$	38,000			$	3,000			$	602,000			$	643,000			$	1,245,473,000			$	1,246,116,000			$	0

		30 – 59 Days Past Due				60 – 89 Days Past Due				Greater Than 89 Days Past Due				Total Past Due				Current				Total Loans				Recorded Balance > 89 Days and Accruing
Acquired Loans
Commercial:
Commercial and industrial		$	29,000			$	32,000			$	76,000			$	137,000			$	165,900,000			$	166,037,000			$	0
Vacant land, land development, and residential construction			0				38,000				0				38,000				22,110,000				22,148,000				0
Real estate – owner occupied			51,000				425,000				1,625,000				2,101,000				136,529,000				138,630,000				0
Real estate – non-owner occupied			68,000				598,000				395,000				1,061,000				147,536,000				148,597,000				0
Real estate – multi-family and residential rental			37,000				0				105,000				142,000				86,560,000				86,702,000				0
Total commercial			185,000				1,093,000				2,201,000				3,479,000				558,635,000				562,114,000				0
Retail:
Home equity and other			445,000				419,000				155,000				1,019,000				108,200,000				109,219,000				26,000
1-4 family mortgages			1,087,000				408,000				750,000				2,245,000				169,583,000				171,828,000				0
Total retail			1,532,000				827,000				905,000				3,264,000				277,783,000				281,047,000				26,000
Total past due loans		$	1,717,000			$	1,920,000			$	3,106,000			$	6,743,000			$	836,418,000			$	843,161,000			$	26,000

Impaired Financing Receivables [Table Text Block]

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With no related allowance recorded:
Commercial:
Commercial and industrial		$	1,509,000			$	1,501,000							$	1,683,000
Vacant land, land development and residential construction			0				0								81,000
Real estate – owner occupied			712,000				505,000								927,000
Real estate – non-owner occupied			5,696,000				5,696,000								3,703,000
Real estate – multi-family and residential rental			0				0								186,000
Total commercial			7,917,000				7,702,000								6,580,000
Retail:
Home equity and other			14,000				5,000								153,000
1-4 family mortgages			1,328,000				657,000								637,000
Total retail			1,342,000				662,000								790,000
Total with no related allowance recorded		$	9,259,000			$	8,364,000							$	7,370,000

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With an allowance recorded:
Commercial:
Commercial and industrial		$	352,000			$	305,000			$	165,000			$	2,314,000
Vacant land, land development and residential construction			2,017,000				1,655,000				245,000				1,952,000
Real estate – owner occupied			5,867,000				1,314,000				242,000				7,285,000
Real estate – non-owner occupied			4,841,000				4,841,000				201,000				9,265,000
Real estate – multi-family and residential rental			1,028,000				1,028,000				365,000				1,219,000
Total commercial			14,105,000				9,143,000				1,218,000				22,035,000
Retail:
Home equity and other			600,000				562,000				209,000				227,000
1-4 family mortgages			165,000				128,000				47,000				538,000
Total retail			765,000				690,000				256,000				765,000
Total with an allowance recorded		$	14,870,000			$	9,833,000			$	1,474,000			$	22,800,000
Total impaired loans:
Commercial		$	22,022,000			$	16,845,000			$	1,218,000			$	28,615,000
Retail			2,107,000				1,352,000				256,000				1,555,000
Total impaired loans		$	24,129,000			$	18,197,000			$	1,474,000			$	30,170,000

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With no related allowance recorded:
Commercial:
Commercial and industrial		$	1,528,000			$	1,494,000							$	1,444,000
Vacant land, land development and residential construction			0				0								0
Real estate – owner occupied			2,233,000				1,952,000								818,000
Real estate – non-owner occupied			880,000				880,000								565,000
Real estate – multi-family and residential rental			452,000				404,000								1,520,000
Total commercial			5,093,000				4,730,000								4,347,000
Retail:
Home equity and other			471,000				310,000								400,000
1-4 family mortgages			1,804,000				1,548,000								994,000
Total retail			2,275,000				1,858,000								1,394,000
Total with no related allowance recorded		$	7,368,000			$	6,588,000							$	5,741,000

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With an allowance recorded:
Commercial:
Commercial and industrial		$	383,000			$	376,000			$	102,000			$	127,000
Vacant land, land development and residential construction			0				0				0				0
Real estate – owner occupied			51,000				51,000				4,000				823,000
Real estate – non-owner occupied			0				0				0				0
Real estate – multi-family and residential rental			23,000				23,000				0				21,000
Total commercial			457,000				450,000				106,000				971,000
Retail:
Home equity and other			0				0				0				0
1-4 family mortgages			175,000				175,000				6,000				185,000
Total retail			175,000				175,000				6,000				185,000
Total with an allowance recorded		$	632,000			$	625,000			$	112,000			$	1,156,000
Total impaired loans:
Commercial		$	5,550,000			$	5,180,000			$	106,000			$	5,318,000
Retail			2,450,000				2,033,000				6,000				1,579,000
Total impaired loans		$	8,000,000			$	7,213,000			$	112,000			$	6,897,000

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related  Allowance				Year-To-Date Average Recorded Principal Balance
With no related allowance recorded:
Commercial:
Commercial and industrial		$	1,170,000			$	1,164,000							$	652,000
Vacant land, land development and residential construction			540,000				209,000								227,000
Real estate – owner occupied			3,609,000				1,901,000								4,365,000
Real estate – non-owner occupied			1,210,000				1,210,000								971,000
Real estate – multi-family and residential rental			375,000				317,000								64,000
Total commercial			6,904,000				4,801,000								6,279,000
Retail:
Home equity and other			207,000				191,000								517,000
1-4 family mortgages			1,144,000				560,000								585,000
Total retail			1,351,000				751,000								1,102,000
Total with no related allowance recorded		$	8,255,000			$	5,552,000							$	7,381,000

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With an allowance recorded:
Commercial:
Commercial and industrial		$	5,299,000			$	5,226,000			$	1,578,000			$	2,759,000
Vacant land, land development and residential construction			2,000,000				2,000,000				151,000				3,229,000
Real estate – owner occupied			15,745,000				15,674,000				2,200,000				4,630,000
Real estate – non-owner occupied			16,033,000				15,949,000				4,779,000				18,245,000
Real estate – multi-family and residential rental			1,371,000				1,371,000				666,000				1,700,000
Total commercial			40,448,000				40,220,000				9,374,000				30,563,000
Retail:
Home equity and other			115,000				84,000				84,000				128,000
1-4 family mortgages			2,194,000				2,000,000				694,000				2,115,000
Total retail			2,309,000				2,084,000				778,000				2,243,000
Total with an allowance recorded		$	42,757,000			$	42,304,000			$	10,152,000			$	32,806,000
Total impaired loans:
Commercial		$	47,352,000			$	45,021,000			$	9,374,000			$	36,842,000
Retail			3,660,000				2,835,000				778,000				3,345,000
Total impaired loans		$	51,012,000			$	47,856,000			$	10,152,000			$	40,187,000

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With no related allowance recorded:
Commercial:
Commercial and industrial		$	1,586,000			$	1,579,000							$	563,000
Vacant land, land development and residential construction			0				0								0
Real estate – owner occupied			113,000				113,000								52,000
Real estate – non-owner occupied			326,000				326,000								260,000
Real estate – multi-family and residential rental			487,000				487,000								166,000
Total commercial			2,512,000				2,505,000								1,041,000
Retail:
Home equity and other			641,000				639,000								262,000
1-4 family mortgages			866,000				866,000								458,000
Total retail			1,507,000				1,505,000								720,000
Total with no related allowance recorded		$	4,019,000			$	4,010,000							$	1,761,000

		Unpaid Contractual Principal Balance				Recorded Principal Balance				Related Allowance				Year-To-Date Average Recorded Principal Balance
With an allowance recorded:
Commercial:
Commercial and industrial		$	0			$	0			$	0			$	0
Vacant land, land development and residential construction			0				0				0				0
Real estate – owner occupied			1,516,000				1,502,000				605,000				501,000
Real estate – non-owner occupied			0				0				0				0
Real estate – multi-family and residential rental			0				0				0				0
Total commercial			1,516,000				1,502,000				605,000				501,000
Retail:
Home equity and other			0				0				0				0
1-4 family mortgages			0				0				0				0
Total retail			0				0				0				0
Total with an allowance recorded		$	1,516,000			$	1,502,000			$	605,000			$	501,000
Total impaired loans:
Commercial		$	4,028,000			$	4,007,000			$	605,000			$	1,542,000
Retail			1,507,000				1,505,000				0				720,000
Total impaired loans		$	5,535,000			$	5,512,000			$	605,000			$	2,262,000

Financing Receivable Credit Quality Indicators [Table Text Block]

						Commercial												Commercial
						Vacant Land,				Commercial				Commercial				Real Estate -
		Commercial				Land  Development,				Real Estate -				Real Estate -				Multi-Family
		and				and Residential				Owner				Non-Owner				and Residential
		Industrial				Construction				Occupied				Occupied				Rental
Internal credit risk grade groupings:
Grades 1 – 4		$	417,120,000			$	18,118,000			$	230,629,000			$	400,350,000			$	19,121,000
Grades 5 – 7			160,454,000				10,365,000				98,332,000				120,404,000				13,806,000
Grades 8 – 9			298,000				1,655,000				1,837,000				0				1,027,000
Total commercial		$	577,872,000			$	30,138,000			$	330,798,000			$	520,754,000			$	33,954,000

						Commercial												Commercial
						Vacant Land,				Commercial				Commercial				Real Estate -
		Commercial				Land Development,				Real Estate -				Real Estate -				Multi-Family
		and				and Residential				Owner				Non-Owner				and Residential
		Industrial				Construction				Occupied				Occupied				Rental
Internal credit risk grade groupings:
Grades 1 – 4		$	67,978,000			$	3,095,000			$	45,807,000			$	71,197,000			$	44,763,000
Grades 5 – 7			47,589,000				11,364,000				63,563,000				50,066,000				35,288,000
Grades 8 – 9			2,864,000				523,000				5,751,000				2,334,000				998,000
Total commercial		$	118,431,000			$	14,982,000			$	115,121,000			$	123,597,000			$	81,049,000

		Commercial and Industrial				Commercial Vacant Land, Land Development, and Residential Construction				Commercial Real Estate - Owner Occupied				Commercial Real Estate - Non-Owner Occupied				Commercial Real Estate - Multi-Family and Residential Rental
Internal credit risk grade groupings:
Grades 1 – 4		$	266,631,000			$	11,242,000			$	190,656,000			$	285,035,000			$	12,394,000
Grades 5 – 7			109,639,000				16,375,000				83,123,000				113,982,000				22,282,000
Grades 8 – 9			8,300,000				2,209,000				17,979,000				11,960,000				1,382,000
Total commercial		$	384,570,000			$	29,826,000			$	291,758,000			$	410,977,000			$	36,058,000

						Commercial												Commercial
						Vacant Land,				Commercial				Commercial				Real Estate -
		Commercial				Land Development,				Real Estate -				Real Estate -				Multi-Family
		and				and Residential				Owner				Non-Owner				and Residential
		Industrial				Construction				Occupied				Occupied				Rental
Internal credit risk grade groupings:
Grades 1 – 4		$	72,411,000			$	5,875,000			$	39,496,000			$	65,886,000			$	35,858,000
Grades 5 – 7			90,320,000				14,472,000				92,212,000				78,103,000				49,781,000
Grades 8 – 9			3,306,000				1,801,000				6,922,000				4,608,000				1,063,000
Total commercial		$	166,037,000			$	22,148,000			$	138,630,000			$	148,597,000			$	86,702,000

Allowance for Credit Losses on Financing Receivables [Table Text Block]

		Commercial Loans				Retail Loans				Unallocated				Total
Allowance for loan losses:
Beginning balance		$	17,736,000			$	1,487,000			$	76,000			$	19,299,000
Provision for loan losses			(1,771,000	)			1,006,000				64,000				(701,000	)
Charge-offs			(4,915,000	)			(1,280,000	)			0				(6,195,000	)
Recoveries			2,622,000				208,000				0				2,830,000
Ending balance		$	13,672,000			$	1,421,000			$	140,000			$	15,233,000
Ending balance: individually evaluated for impairment		$	1,218,000			$	256,000			$	0			$	1,474,000
Ending balance: collectively evaluated for impairment		$	12,454,000			$	1,165,000			$	140,000			$	13,759,000
Total loans:
Ending balance		$	1,493,516,000			$	123,071,000							$	1,616,587,000
Ending balance: individually evaluated for impairment		$	16,845,000			$	1,352,000							$	18,197,000
Ending balance: collectively evaluated for impairment		$	1,476,671,000			$	121,719,000							$	1,598,390,000

		Commercial Loans				Retail Loans				Unallocated				Total
Allowance for loan losses:
Beginning balance		$	681,000			$	61,000			$	0			$	742,000
Provision for loan losses			(617,000	)			318,000				0				(299,000	)
Charge-offs			(77,000	)			(7,000	)			0				(84,000	)
Recoveries			45,000				44,000				0				89,000
Ending balance		$	32,000			$	416,000			$	0			$	448,000

		Commercial Loans				Retail Loans				Unallocated				Total
Allowance for loan losses:
Beginning balance		$	20,455,000			$	2,358,000			$	8,000			$	22,821,000
Provision for loan losses			(3,140,000	)			(721,000	)			68,000				(3,793,000	)
Charge-offs			(876,000	)			(554,000	)			0				(1,430,000	)
Recoveries			1,297,000				404,000				0				1,701,000
Ending balance		$	17,736,000			$	1,487,000			$	76,000			$	19,299,000
Ending balance: individually evaluated for impairment		$	9,374,000			$	778,000			$	0			$	10,152,000
Ending balance: collectively evaluated for impairment		$	8,362,000			$	709,000			$	76,000			$	9,147,000
Total loans:
Ending balance		$	1,153,189,000			$	92,927,000							$	1,246,116,000
Ending balance: individually evaluated for impairment		$	45,021,000			$	2,835,000							$	47,856,000
Ending balance: collectively evaluated for impairment		$	1,108,168,000			$	90,092,000							$	1,198,260,000

		Commercial Loans				Retail Loans				Unallocated				Total
Allowance for loan losses:
Beginning balance		$	0			$	0			$	0			$	0
Provision for loan losses			734,000				59,000				0				793,000
Charge-offs			(55,000	)			(16,000	)			0				(71,000	)
Recoveries			2,000				18,000				0				20,000
Ending balance		$	681,000			$	61,000			$	0			$	742,000

		Commercial Loans				Retail Loans				Unallocated				Total
Allowance for loan losses:
Beginning balance		$	26,043,000			$	2,645,000			$	(11,000	)		$	28,677,000
Provision for loan losses			(6,730,000	)			(489,000	)			19,000				(7,200,000	)
Charge-offs			(5,120,000	)			(170,000	)			0				(5,290,000	)
Recoveries			6,262,000				372,000				0				6,634,000
Ending balance		$	20,455,000			$	2,358,000			$	8,000			$	22,821,000
Ending balance: individually evaluated for impairment		$	11,260,000			$	1,126,000			$	0			$	12,386,000
Ending balance: collectively evaluated for impairment		$	9,195,000			$	1,232,000			$	8,000			$	10,435,000
Total loans:
Ending balance		$	986,696,000			$	66,547,000							$	1,053,243,000
Ending balance: individually evaluated for impairment		$	33,240,000			$	3,628,000							$	36,868,000
Ending balance: collectively evaluated for impairment		$	953,456,000			$	62,919,000							$	1,016,375,000

Troubled Debt Restructurings on Financing Receivables [Table Text Block]

						Pre-				Post-
						Modification				Modification
						Recorded				Recorded
		Number of				Principal				Principal
		Contracts				Balance				Balance
Originated Loans
Commercial:
Commercial and industrial			9			$	1,876,000			$	1,901,000
Vacant land, land development and residential construction			0				0				0
Real estate – owner occupied			0				0				0
Real estate – non-owner occupied			0				0				0
Real estate – multi-family and residential rental			0				0				0
Total commercial			9				1,876,000				1,901,000
Retail:
Home equity and other			1				146,000				146,000
1-4 family mortgages			0				0				0
Total retail			1				146,000				146,000
Total			10			$	2,022,000			$	2,047,000
Acquired Loans
Commercial:
Commercial and industrial			3			$	624,000			$	624,000
Vacant land, land development and residential construction			0				0				0
Real estate – owner occupied			7				494,000				494,000
Real estate – non-owner occupied			5				714,000				714,000
Real estate – multi-family and residential rental			4				287,000				287,000
Total commercial			19				2,119,000				2,119,000
Retail:
Home equity and other			0				0				0
1-4 family mortgages			1				143,000				143,000
Total retail			1				143,000				143,000
Total			20			$	2,262,000			$	2,262,000

						Pre-				Post-
						Modification				Modification
						Recorded				Recorded
		Number of				Principal				Principal
		Contracts				Balance				Balance
Originated Loans
Commercial:
Commercial and industrial			2			$	5,994,000			$	6,094,000
Vacant land, land development and residential construction			0				0				0
Real estate – owner occupied			2				16,787,000				16,787,000
Real estate – non-owner occupied			1				146,000				146,000
Real estate – multi-family and residential rental			0				0				0
Total commercial			5				22,927,000				23,027,000
Retail:
Home equity and other			0				0				0
1-4 family mortgages			0				0				0
Total retail			0				0				0
Total			5			$	22,927,000			$	23,027,000
Acquired Loans
Commercial:
Commercial and industrial			7			$	1,604,000			$	1,604,000
Vacant land, land development and residential construction			0				0				0
Real estate – owner occupied			2				1,619,000				1,619,000
Real estate – non-owner occupied			1				65,000				65,000
Real estate – multi-family and residential rental			4				394,000				394,000
Total commercial			14				3,682,000				3,682,000
Retail:
Home equity and other			1				26,000				26,000
1-4 family mortgages			1				179,000				179,000
Total retail			2				205,000				205,000
Total			16			$	3,887,000			$	3,887,000

Troubled Debt Restructurings on Financing Receivables WithIn Previous Twelve Months that Became Over Thirty Days Past Due [Table Text Block]

		Number of Contracts				Recorded Principal Balance
Commercial:
Commercial and industrial			0			$	0
Vacant land, land development and residential construction			0				0
Real estate – owner occupied			0				0
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			0				0
Retail:
Home equity and other			0				0
1-4 family mortgages			0				0
Total retail			0				0
Total			0			$	0

		Number of Contracts				Recorded Principal Balance
Commercial:
Commercial and industrial			0			$	0
Vacant land, land development and residential construction			0				0
Real estate – owner occupied			1				18,000
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			1				18,000
Retail:
Home equity and other			0				0
1-4 family mortgages			0				0
Total retail			0				0
Total			1			$	18,000

		Number of Contracts				Recorded Principal Balance
Commercial:
Commercial and industrial			0			$	0
Vacant land, land development and residential construction			0				0
Real estate – owner occupied			0				0
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			0				0
Retail:
Home equity and other			0				0
1-4 family mortgages			0				0
Total retail			0				0
Total			0			$	0

		Number of Contracts				Recorded Principal Balance
Commercial:
Commercial and industrial			0			$	0
Vacant land, land development and residential construction			0				0
Real estate – owner occupied			0				0
Real estate – non-owner occupied			0				0
Real estate – multi-family and residential rental			0				0
Total commercial			0				0
Retail:
Home equity and other			0				0
1-4 family mortgages			0				0
Total retail			0				0
Total			0			$	0

Trouble Debt Restructuring Activity [Table Text Block]

		Commercial  and				Commercial Vacant Land, Land Development, and Residential				Commercial Real Estate - Owner				Commercial Real Estate - Non-Owner				Commercial Real Estate - Multi-Family and Residential
		Industrial				Construction				Occupied				Occupied				Rental
Commercial Loan Portfolio:
Beginning Balance		$	7,026,000			$	2,680,000			$	17,160,000			$	17,439,000			$	505,000
Charge-Offs			0				0				(4,198,000	)			0				0
Payments			(6,648,000	)			(594,000	)			(11,562,000	)			(6,782,000	)			(29,000	)
Transfers to ORE			0				0				0				0				0
Net Additions/Deletions			1,650,000				0				0				0				0
Ending Balance		$	2,028,000			$	2,086,000			$	1,400,000			$	10,657,000			$	476,000

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Retail Loan Portfolio:
Beginning Balance		$	0			$	1,967,000
Charge-Offs			0				(148,000	)
Payments			0				(1,691,000	)
Transfers to ORE			0				0
Net Additions/Deletions			146,000				0
Ending Balance		$	146,000			$	128,000

		Commercial  and Industrial				Commercial  Vacant Land, Land Development, and Residential Construction				Commercial Real Estate - Owner Occupied				Commercial Real Estate - Non-Owner Occupied				Commercial  Real Estate - Multi-Family and Residential Rental
Commercial Loan Portfolio:
Beginning Balance		$	1,439,000			$	0			$	1,569,000			$	64,000			$	381,000
Charge-Offs			0				0				(31,000	)			0				(42,000	)
Payments			(444,000	)			0				(590,000	)			(9,000	)			(342,000	)
Transfers to ORE			0				0				0				0				0
Net Additions/Deletions			691,000				0				704,000				592,000				334,000
Ending Balance		$	1,686,000			$	0			$	1,652,000			$	647,000			$	331,000

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Retail Loan Portfolio:
Beginning Balance		$	26,000			$	178,000
Charge-Offs			0				0
Payments			(39,000	)			(3,000	)
Transfers to ORE			0				0
Net Additions/Deletions			154,000				141,000
Ending Balance		$	141,000			$	316,000

		Commercial and Industrial				Commercial  Vacant Land, Land Development, and Residential Construction				Commercial Real Estate - Owner Occupied				Commercial Real Estate - Non-Owner Occupied				Commercial  Real Estate - Multi-Family and Residential Rental
Commercial Loan Portfolio:
Beginning Balance		$	1,656,000			$	4,501,000			$	1,816,000			$	22,312,000			$	2,620,000
Charge-Offs			(67,000	)			0				(11,000	)			0				(420,000	)
Payments			(871,000	)			(4,719,000	)			(2,343,000	)			(5,191,000	)			(1,695,000	)
Transfers to ORE			(21,000	)			0				(48,000	)			0				0
Net Additions/Deletions			6,329,000				2,898,000				17,746,000				318,000				0
Ending Balance		$	7,026,000			$	2,680,000			$	17,160,000			$	17,439,000			$	505,000

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Retail Loan Portfolio:
Beginning Balance		$	0			$	1,987,000
Charge-Offs			0				0
Payments			0				(224,000	)
Transfers to ORE			0				0
Net Additions/Deletions			0				204,000
Ending Balance		$	0			$	1,967,000

		Commercial  and Industrial				Commercial  Vacant Land, Land Development, and Residential Construction				Commercial Real Estate - Owner Occupied				Commercial Real Estate - Non-Owner Occupied				Commercial  Real Estate - Multi-Family and Residential Rental
Commercial Loan Portfolio:
Beginning Balance		$	0			$	0			$	0			$	0			$	0
Charge-Offs			0				0				0				0				0
Payments			(2,000	)			0				0				0				(18,000	)
Transfers to ORE			0				0				0				0				0
Net Additions/Deletions			1,441,000				0				1,569,000				64,000				399,000
Ending Balance		$	1,439,000			$	0			$	1,569,000			$	64,000			$	381,000

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Retail Loan Portfolio:
Beginning Balance		$	0			$	0
Charge-Offs			0				0
Payments			0				0
Transfers to ORE			0				0
Net Additions/Deletions			26,000				178,000
Ending Balance		$	26,000			$	178,000

		Commercial and Industrial				Commercial  Vacant Land, Land Development, and Residential Construction				Commercial Real Estate - Owner Occupied				Commercial Real Estate - Non-Owner Occupied				Commercial  Real Estate - Multi-Family and Residential Rental
Commercial Loan Portfolio:
Beginning Balance		$	2,720,000			$	3,071,000			$	4,116,000			$	37,671,000			$	3,027,000
Charge-Offs			(35,000	)			(725,000	)			(70,000	)			(2,537,000	)			(15,000	)
Payments			(2,781,000	)			(1,596,000	)			(2,151,000	)			(13,795,000	)			(735,000	)
Transfers to ORE			(74,000	)			0				(363,000	)			(1,153,000	)			0
Net Additions/Deletions			1,826,000				3,751,000				284,000				2,126,000				343,000
Ending Balance		$	1,656,000			$	4,501,000			$	1,816,000			$	22,312,000			$	2,620,000

		Retail Home Equity and Other				Retail 1-4 Family Mortgages
Retail Loan Portfolio:
Beginning Balance		$	0			$	155,000
Charge-Offs			0				0
Payments			0				(46,000	)
Transfers to ORE			0				0
Net Additions/Deletions			0				1,878,000
Ending Balance		$	0			$	1,987,000

Allowance Related to Loans Categorized as Troubled Debt Restructurings [Table Text Block]

		December 31, 2015				December 31, 2014
Commercial:
Commercial and industrial		$	221,000			$	16,000
Vacant land, land development, and residential construction			186,000				151,000
Real estate – owner occupied			115,000				182,000
Real estate – non-owner occupied			201,000				4,778,000
Real estate – multi-family and residential rental			365,000				666,000
Total commercial			1,088,000				5,793,000
Retail:
Home equity and other			14,000				0
1-4 family mortgages			6,000				0
Total retail			20,000				0
Total related allowance		$	1,108,000			$	5,793,000

Retail Portfolio Segment [Member]

Note 4 - Loans and Allowance for Loan Losses (Tables) [Line Items]

Financing Receivable Credit Quality Indicators [Table Text Block]

		Retail				Retail
		Home Equity				1-4 Family
		and Other				Mortgages
Total retail		$	67,816,000			$	55,255,000

		Retail				Retail
		Home Equity				1-4 Family
		and Other				Mortgages
Total retail		$	72,830,000			$	135,130,000

		Retail				Retail
		Home Equity				1-4 Family
		and Other				Mortgages
Total retail		$	50,059,000			$	42,868,000

		Retail				Retail
		Home Equity				1-4 Family
		and Other				Mortgages
Total retail		$	109,219,000			$	171,828,000

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