Capital and Regulatory Matters - Schedule of actual and required capital amounts and ratios (Details) $ in Thousands	Dec. 31, 2015 USD ($)
Basel III and Dodd Frank Rules
Tier 1 Leverage required to be Well Capitalized	$ 19,903
Common Equity Tier I required to be Well Capitalized	15,383
Tier I Capital required to be Well Capitalized	18,933
Total Capital required to be Well Capitalized	$ 23,667
Corrective Action Rules
Basel III and Dodd Frank Rules
Tier 1 Leverage required to be Well Capitalized (as a percent)	5.00%
Common Equity Tier I required to be Well Capitalized (as a percent)	6.50%
Tier I Capital required to be Well Capitalized (as a percent)	8.00%
Total Capital required to be Well Capitalized (as a percent)	10.00%