Leases - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Leases
Right of use asset	$ 9,074		$ 9,490
Lease liability	9,150		$ 9,552
Rent expense under operating leases, included in net occupancy and equipment expense	$ 806	$ 659