Leases Operating Lease Liability Maturity Table (Details) $ in Thousands	Mar. 31, 2019 USD ($)	[1]
Leases [Abstract]
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year	$ 7,310
Lessee, Operating Lease, Liability, Payments, Due Year Two	9,060
Lessee, Operating Lease, Liability, Payments, Due Year Three	7,440
Lessee, Operating Lease, Liability, Payments, Due Year Four	4,920
Lessee, Operating Lease, Liability, Payments, Due Year Five	4,000
Lessee, Operating Lease, Liability, Payments, Due after Year Five	12,450
Lessee, Operating Lease, Liability, Payments, Due	45,180
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(6,550)
Operating Lease, Liability	$ 38,630

[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.