Disclosures About Fair Value of Assets and Liabilities - Reconciliation of Beginning and Ending Balances of Recurring Fair Value Measurements using Significant Unobservable Level 3 Inputs (Details) - Fair Value, Measurements, Recurring - Available for Sale Securities - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Available for Sale Securities
Balance at beginning of the period	$ 2,528	$ 2,936	$ 2,892	$ 3,328
Included in other comprehensive income	(30)	37	(50)	80
Principal payments	2	2	(342)	(433)
Ending balance	$ 2,500	$ 2,975	$ 2,500	$ 2,975