Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]

The Company primarily utilized appraisal value less cost to sell and other unobservable market inputs to determine fair value of assets, and therefore, these valuations are classified as a Level 3 measurement. For assets measured at fair value on a non-recurring basis, the fair value measurements at December 31, 2015 and 2014 are as follows:

Impaired loans	Valuation Techniques	Range of Unobservable Inputs
Commercial	Appraisals of collateral value	Adjustment for age of comparable sales, generally a decline of 0% to 15%. Adjustments for age of lease payments. Market capitalization rates between 4% and 8%.

Commercial real estate	Appraisals of collateral value	Market capitalization rates between 8% and 12%. Market rental rates for similar properties

Fair Value, by Balance Sheet Grouping [Table Text Block]

The following presents the carrying amount, fair value, and placement in the fair value hierarchy of the Company’s financial instruments as of December 31, 2015 and December 31, 2014.

					Fair Value Measurements
					Quoted
					Prices in
					Active		Significant
					Markets for		Other		Significant
					Identical		Observable		Unobservable
	Carrying		Fair		Assets		Inputs		Inputs
	Amount		Value		(Level 1)		(Level 2)		(Level 3)
	(in thousands)
December 31, 2015
Financial assets
Cash and due from banks	$	200,895	$	200,895	$	200,895	$	-	$	-
Investment securities available-for-sale		195,770		195,770		18,524		177,246		-
Investment securities held-to-maturity		224,056		230,558		29,226		182,774		18,558
Restricted investment in bank stocks		32,612		n/a		n/a		n/a		n/a
Net loans		3,072,435		3,059,343		-		-		3,059,343
Accrued interest receivable		12,545		12,545		68		2,699		9,778

Financial liabilities
Noninterest-bearing deposits		650,775		650,775		650,775		-		-
Interest-bearing deposits		2,140,191		2,137,149		-		2,137,149		-
Borrowings		671,587		674,131		-		674,131		-
Subordinated debentures		55,155		55,209		-		55,209		-
Derivatives		131		131		-		131		-
Accrued interest payable		4,387		4,387		-		4,387		-

December 31, 2014
Financial assets
Cash and due from banks	$	126,847	$	126,847	$	126,847	$	-	$	-
Investment securities available-for-sale		289,532		289,532		13,199		276,333		-
Investment securities held-to-maturity		224,682		231,445		29,184		183,489		18,772
Restricted investment in bank stocks		23,535		n/a		n/a		n/a		n/a
Net loans		2,524,481		2,538,415		-		-		2,538,415
Derivatives		48		48		-		48		-
Accrued interest receivable		11,700		11,700		68		3,674		7,958

Financial liabilities
Noninterest-bearing deposits		492,516		492,516		492,516		-		-
Interest-bearing deposits		1,983,091		1,990,484		-		1,990,484		-
Borrowings		495,553		505,641		-		505,641		-
Subordinated debentures		5,155		4,768		-		4,768		-
Accrued interest payable		3,930		3,930		-		3,930		-