Leases Lease Liablity Maturity (Details) $ in Thousands	Mar. 31, 2019 USD ($)
Leases [Abstract]
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 4,499
Operating Leases, Future Minimum Payments, Due in Two Years	4,517
Operating Leases, Future Minimum Payments, Due in Three Years	4,480
Operating Leases, Future Minimum Payments, Due in Four Years	4,413
Operating Leases, Future Minimum Payments, Due in Five Years	4,370
Operating Leases, Future Minimum Payments, Due Thereafter	46,528
Operating Leases, Future Minimum Payments Due	68,807
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	17,436
Operating Lease, Liability	$ 51,371