Fair Value Measurements - OREO Measured at Fair Value on a Nonrecurring Basis (Details) - Level 3 - Fair Value, measurements, nonrecurring - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
OREO measured at fair value on a nonrecurring basis
Carrying amount prior to remeasurement	$ 2,154	$ 3,726
Impairment recognized in results of operations	(604)	(906)
Fair value	$ 1,550	$ 2,820