Leases Operating Lease Liability Maturity Table (Details) $ in Thousands	Dec. 31, 2019 USD ($)	[1]
Leases [Abstract]
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	$ 7,600
Lessee, Operating Lease, Liability, Payments, Due Year Two	6,520
Lessee, Operating Lease, Liability, Payments, Due Year Three	5,640
Lessee, Operating Lease, Liability, Payments, Due Year Four	4,210
Lessee, Operating Lease, Liability, Payments, Due Year Five	3,210
Lessee, Operating Lease, Liability, Payments, Due after Year Five	9,320
Lessee, Operating Lease, Liability, Payments, Due	36,500
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(8,300)
Operating Lease, Liability	$ 28,200

[1] ^(a)   The maturity table excludes cash flows associated with exited lease facilities. Liabilities for exited lease facilities are included in accrued liabilities and other long-term liabilities in the accompanying consolidated balance sheet.