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		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Available for Sale Securities
Balance at beginning of the period	$ 2,500	$ 2,975	$ 2,892	$ 3,328
Included in other comprehensive income	75	6	25	85
Principal payments	(88)	(85)	(430)	(517)
Ending balance	$ 2,487	$ 2,896	$ 2,487	$ 2,896