Investments (Tables)

6 Months Ended

Jun. 30, 2015

Investments [Abstract]

Held-to-maturity Securities [Table Text Block]

Below is a summary of the amortized cost and estimated market values of the Company’s investment securities as of June 30, 2015, and December 31, 2014.

	June 30, 2015				December 31, 2014
	Amortized		Market		Amortized		Market
	Cost		Value		Cost		Value
	(Dollars in thousands)
Municipal bonds:
Current	$	5,110	$	5,684	$	5,914	$	6,006
Due from one through five years		12,408		12,539		14,398		15,204
Due from six through ten years		7,937		8,163		9,337		9,711
Due from eleven through twenty years		1,398		1,343		805		762
Total	$	26,853	$	27,729	$	30,454	$	31,683

Unrealized Gain (Loss) on Investments [Table Text Block]

The unrealized gains and losses on investment securities at June 30, 2015, and at December 31, 2014, were as follows:

	June 30, 2015				December 31, 2014
	Unrealized		Unrealized		Unrealized		Unrealized
	Gains		Losses		Gains		Losses
	(Dollars in thousands)
Municipal bonds	$	932	$	(56)	$	1,279	$	(50)