Leases Lease Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Leases [Abstract]
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year	$ 8,850	$ 8,326
Lessee, Operating Lease, Liability, Payments, Due Year Two	7,412	8,572
Lessee, Operating Lease, Liability, Payments, Due Year Three	6,621	6,489
Lessee, Operating Lease, Liability, Payments, Due Year Four	6,204	5,914
Lessee, Operating Lease, Liability, Payments, Due Year Five	5,896	5,615
Lessee, Operating Lease, Liability, Payments, Due after Year Five	7,765	13,235
Lessee, Operating Lease, Liability, Payments, Due	42,748	$ 48,151
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(6,490)
Operating Lease, Liability	$ 36,258