Regulatory Matters (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Tier 1 Capital for Capital Adequacy (To Average Assets), Ratio		4.00%
Common Equity Tier 1 Capital for Capital Adequacy (to Risk Weighted Assets), ratio		4.50%
Tier 1 Capital for Capital Adequacy (To Risk Weighted Assets), Ratio		6.00%	4.00%
Total Capital for Capital Adequacy (To Risk Weighted Assets), Ratio		8.00%
Capital Conservation Buffer Percentage		2.50%
Common Equity Tier 1 Capital Ratio with Capital Conservation Buffer		7.00%
Tier 1 Capital Ratio with Capital Conservation Buffer		8.50%
Total Capital Ratio with Capital Conservation Buffer		10.50%
Annual Phase in Percentage of Capital Conservation Buffer		0.625%
Capital Conservation Buffer Phase in Beginning Year Month		2016-01
Capital Conservation Buffer Phase in End Year Month		2019-01
Statutory Accounting Practices, Statutory Amount Available for Dividend Payments without Regulatory Approval		$ 4,207
Corporation [Member]
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Tier 1 Capital (To Average Assets)		155,662	$ 74,417
Common Equity Tier 1 Capital (to Risk Weighted Assets)		155,662	74,417
Tier 1 Capital (To Risk Weighted Assets)		155,662	74,417
Total Capital (To Risk Weighted Assets)		$ 191,300	$ 99,466
Tier 1 Capital (to Average Assets), Ratio		8.00%	6.50%
Common Equity Tier 1 Capital (to Risk Weighted Assets), ratio		10.00%	8.40%
Tier 1 Capital (To Risk Weighted Assets), Ratio		10.00%	8.40%
Total Capital (To Risk Weighted Assets), Ratio		12.30%	11.30%
Tier 1 Capital for Capital Adequacy (To Average Assets)	[1]	$ 77,499	$ 45,857
Common Equity Tier 1 Capital for Capital Adequacy (to Risk Weighted Assets)	[1]	98,977	50,661
Tier 1 Capital for Capital Adequacy (To Risk Weighted Assets)	[1]	122,265	63,877
Total Capital for Capital Adequacy (To Risk Weighted Assets)	[1]	$ 153,317	$ 81,498
Tier 1 Capital for Capital Adequacy (To Average Assets), Ratio	[1]	4.00%	4.00%
Common Equity Tier 1 Capital for Capital Adequacy (to Risk Weighted Assets), ratio	[1]	6.375%	5.75%
Tier 1 Capital for Capital Adequacy (To Risk Weighted Assets), Ratio	[1]	7.875%	7.25%
Total Capital for Capital Adequacy (To Risk Weighted Assets), Ratio	[1]	9.875%	9.25%
Bank [Member]
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Tier 1 Capital (To Average Assets)		$ 171,776	$ 88,294
Common Equity Tier 1 Capital (to Risk Weighted Assets)		171,776	88,294
Tier 1 Capital (To Risk Weighted Assets)		171,776	88,294
Total Capital (To Risk Weighted Assets)		$ 180,332	$ 96,005
Tier 1 Capital (to Average Assets), Ratio		8.90%	7.70%
Common Equity Tier 1 Capital (to Risk Weighted Assets), ratio		11.10%	10.00%
Tier 1 Capital (To Risk Weighted Assets), Ratio		11.10%	10.00%
Total Capital (To Risk Weighted Assets), Ratio		11.60%	10.90%
Tier 1 Capital for Capital Adequacy (To Average Assets)	[1]	$ 77,230	$ 45,846
Common Equity Tier 1 Capital for Capital Adequacy (to Risk Weighted Assets)	[1]	98,963	50,661
Tier 1 Capital for Capital Adequacy (To Risk Weighted Assets)	[1]	122,248	63,877
Total Capital for Capital Adequacy (To Risk Weighted Assets)	[1]	$ 153,295	$ 81,498
Tier 1 Capital for Capital Adequacy (To Average Assets), Ratio	[1]	4.00%	4.00%
Common Equity Tier 1 Capital for Capital Adequacy (to Risk Weighted Assets), ratio	[1]	6.375%	5.75%
Tier 1 Capital for Capital Adequacy (To Risk Weighted Assets), Ratio	[1]	7.875%	7.25%
Total Capital for Capital Adequacy (To Risk Weighted Assets), Ratio	[1]	9.875%	9.25%
Tier 1 Capital to be Well-Capitalized Under Prompt Corrective Action Provision (To Average Assets)		$ 96,537	$ 57,308
Common Equity Tier 1 Capital to be Well-Capitalized Under Prompt Corrective Action Provision (To Risk Weighted Assets)		100,903	57,269
Tier 1 Capital to be Well-Capitalized Under Prompt Corrective Action Provision (To Risk Weighted Assets)		124,189	70,485
Total Capital to be Well-Capitalized Under Prompt Corrective Action Provision (To Risk Weighted Assets)		$ 155,236	$ 88,106
Tier 1 Capital to be Well-Capitalized Under Prompt Corrective Action Provision (To Average Assets), Ratio		5.00%	5.00%
Common Equity Tier 1 Capital to be Well-Capitalized Under Prompt Corrective Action Provision (To Risk Weighted Assets), ratio		6.50%	6.50%
Tier 1 Capital to be Well-Capitalized Under Prompt Corrective Action Provision (To Risk Weighted Assets), Ratio		8.00%	8.00%
Total Capital to be Well-Capitalized Under Prompt Corrective Action Provision (To Risk Weighted Assets), Ratio		10.00%	10.00%

[1] The minimum amounts and ratios as of December 31, 2018 include the third year phase in of the capital conservation buffer of 1.875% required by the Basel III framework. As of December 31, 2017, minimum amounts and ratios include the second year phase in of the capital conservation buffer of 1.25% required by the Basel III framework.