Other Real Estate Owned - Changes in Purchased and Non-Purchased OREO (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($)
Purchased OREO
Balance at January 1, 2020	$ 5,248
Transfers of loans	754
Impairments	(178)
Dispositions	(394)
Balance at March 31, 2020	5,430
Non Purchased OREO
Balance at January 1, 2020	2,762
Transfers of loans	886
Impairments	(19)
Dispositions	(388)
Balance at March 31, 2020	3,241
Total OREO
Balance at January 1, 2020	8,010
Transfers of loans	1,640
Impairments	(197)
Dispositions	(782)
Balance at March 31, 2020	$ 8,671