Leases Lessee Lease Liability Maturity Schedule (Details) $ in Thousands	Mar. 31, 2019 USD ($)
Lease Maturity [Abstract]
Lessee Finance Lease Liability Payments Remainder Of Fiscal Year	$ 549
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year	4,868
Lessee, Finance Lease Liability Payments, Due Year Two	732
Lessee, Operating Lease, Liability, Payments, Due Year Two	6,677
Lessee, Finance Lease Liability Payments, Due Year Three	732
Lessee, Operating Lease, Liability, Payments, Due Year Three	7,033
Lessee, Finance Lease Liability Payments, Due Year Four	732
Lessee, Operating Lease, Liability, Payments, Due Year Four	6,437
Lessee, Finance Lease Liability Payments, Due Year Five	732
Lessee, Operating Lease, Liability, Payments, Due Year Five	5,891
Lessee, Finance Lease Liability Payments, Due after Year Five	0
Lessee, Operating Lease, Liability, Payments, Due after Year Five	206,300
Lessee, Finance Lease Liability, Payments Due	3,477
Lessee, Operating Lease, Liability, Payments, Due	237,206
Finance Lease, Liability, Current	600
Operating Lease, Liability	93,110
Finance Lease, Liability, Undiscounted Excess Amount	387
Operating Lease, Liability, Current	4,428
Finance Lease, Liability, Noncurrent	2,490
Operating Lease, Liability, Noncurrent	88,682
Finance Lease, Liability	3,090
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	$ 144,096