Fair Value - Financial Assets Accounted for at Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Schedule of Company's financial instruments measured at fair values
Total Fair value	$ 63,853	$ 60,193
Certificates of deposit [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	53,234	48,666
Residential Mortgage Backed Securities [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	7,299	8,037
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value	7,299
Collateralized Debt Obligations [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	2,809	2,977
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value	2,809
Municipal Bonds [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	511	513
Nonrecurring [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	63,853	60,193
Nonrecurring [Member] | Certificates of deposit [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	53,234	48,666
Nonrecurring [Member] | Mortgage-backed securities - residential [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	7,299	8,037
Nonrecurring [Member] | Collateralized mortgage obligations - residential [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	2,809	2,977
Nonrecurring [Member] | Municipal Securities [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	511	513
Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Certificates of deposit [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Mortgage-backed securities - residential [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Collateralized mortgage obligations - residential [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Municipal Securities [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Significant Observable Inputs (Level 2) [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	63,853	60,193
Nonrecurring [Member] | Significant Observable Inputs (Level 2) [Member] | Certificates of deposit [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	53,234
Nonrecurring [Member] | Significant Observable Inputs (Level 2) [Member] | Mortgage-backed securities - residential [Member]
Schedule of Company's financial instruments measured at fair values
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value	7,299
Nonrecurring [Member] | Significant Observable Inputs (Level 2) [Member] | Collateralized mortgage obligations - residential [Member]
Schedule of Company's financial instruments measured at fair values
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value	2,809
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Certificates of deposit [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Mortgage-backed securities - residential [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Collateralized mortgage obligations - residential [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	0	0
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Municipal Securities [Member]
Schedule of Company's financial instruments measured at fair values
Total Fair value	$ 0	$ 0