Fair Value Measurements and Disclosure (Details 3) - USD ($)		Mar. 31, 2017		Dec. 31, 2016
AFS Securities [Abstract]
U.S. Government agencies	[1]	$ 22,331,000		$ 23,203,000
U.S. Government collateralized mortgage obligations	[1]	29,272,000		30,572,000
Mutual Funds	[1]	3,748,000		3,716,000
Total AFS securities	[1]	55,351,000		57,491,000
Impaired loans [Abstract]
Commercial and industrial		0	[2]	301,000
Real estate mortgage		0		0
Agricultural				0
Total impaired loans	[2]	0		301,000
Other real estate owned		0		0	[2]
Total		55,351,000		57,792,000
Description of Liabilities [Abstract]
Junior subordinated debt	[1]	9,171,000		8,832,000
Total		9,171,000		8,832,000
Quoted Prices In Active Markets for Identical Assets Level 1
AFS Securities [Abstract]
U.S. Government collateralized mortgage obligations		0		0
Mutual Funds	[1]	3,748,000		3,716,000
Total AFS securities	[1]	3,748,000		3,716,000
Impaired loans [Abstract]
Total		3,748,000		3,716,000
Significant Other Observable Inputs Level 2
AFS Securities [Abstract]
U.S. Government agencies	[1]	22,331,000		23,203,000
U.S. Government collateralized mortgage obligations	[1]	29,272,000		30,572,000
Total AFS securities	[1]	51,603,000		53,775,000
Impaired loans [Abstract]
Total		51,603,000		53,775,000
Significant unobservable inputs level 3
Impaired loans [Abstract]
Commercial and industrial		0	[2]	301,000
Real estate mortgage		0		0
Agricultural				0
Total impaired loans	[2]	0		301,000
Other real estate owned		0		0	[2]
Total		0		301,000
Description of Liabilities [Abstract]
Junior subordinated debt	[1]	9,171,000		8,832,000
Total		$ 9,171,000		$ 8,832,000

[1] Recurring

[2] Nonrecurring