Leases Leases Components of Lease Expense (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Operating Lease, Cost	$ 4,425
Variable Lease, Cost	988
Finance Lease, Right-of-Use Asset, Amortization	3,641
Finance Lease, Interest Expense	2,795
Operating Lease [Member]
Lessee, Lease, Description [Line Items]
Lease, Cost	5,413
Finance Lease [Member]
Lessee, Lease, Description [Line Items]
Lease, Cost	$ 6,436