Concentrations of Credit Risk (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Concentration Risk [Line Items]
Loans secure to total loans portfolio	$ 1,817,663	$ 1,344,671
Real Estate \| Credit Concentration Risk
Concentration Risk [Line Items]
Loans secure to total loans portfolio	$ 1,480,857	$ 1,066,411
Percentage of loans secure to total loans portfolio	80.90%	78.60%
Commercial Real Estate \| Credit Concentration Risk
Concentration Risk [Line Items]
Loans secure to total loans portfolio	$ 899,199	$ 655,800
Percentage of loans secure to total loans portfolio	49.10%	48.30%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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