Fair Value Measurements and Fair Value of Financial Instruments (Details) - Schedule of Assets at Fair Value on Non-Recurring - Impaired Loans [Member] - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019
Residential [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Fair value	$ 215	$ 240
Residential [Member] | Fair Value, Inputs, Level 1 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Fair value
Residential [Member] | Fair Value, Inputs, Level 2 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Fair value
Residential [Member] | Fair Value, Inputs, Level 3 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Fair value	215	$ 240
Commercial construction [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Fair value	4,661		$ 2,286
Commercial construction [Member] | Fair Value, Inputs, Level 1 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Fair value
Commercial construction [Member] | Fair Value, Inputs, Level 2 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Fair value
Commercial construction [Member] | Fair Value, Inputs, Level 3 [Member]
Assets Measured at Fair Value on a Non-Recurring Basis:
Fair value	$ 4,661		$ 2,286