Loans - Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Movement Schedule Rollforward (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward]
Balance, beginning of period	$ 13,375	$ 15,623
Accretion	(5,792)	(9,467)
Adjustment for payoffs	(2,438)	(3,896)
Adjustment for charge-offs	(479)	(1,115)
Adjustment for pool excess recovery	0	(123)
Increase in accretable yield	5,513	12,791
Disposals	(4)	(240)
Other	(367)	(198)
Balance, end of period	$ 9,808	$ 13,375