Leases Leases-Lease Liability, Maturity (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Apr. 01, 2019	Mar. 31, 2019
Lessee, Operating Lease, Liability, Payment, Due [Abstract]
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months	$ 1,384
Lessee, Operating Lease, Liability, Payments, Due Year Two	2,701
Lessee, Operating Lease, Liability, Payments, Due Year Three	2,600
Lessee, Operating Lease, Liability, Payments, Due Year Four	2,462
Lessee, Operating Lease, Liability, Payments, Due Year Five	2,534
Lessee, Operating Lease, Liability, Payments, Due after Year Five	10,231
Lessee, Operating Lease, Liability, Payments, Due	21,912
Lessee, Operating Lease, Liability, Undiscounted Excess Amount	(2,658)
Operating lease liability	19,254	$ 20,335	$ 0
Finance Lease, Liability, Payment, Due [Abstract]
Finance Lease, Liability, Payments, Due Next Twelve Months	27
Finance Lease, Liability, Payments, Due Year Two	56
Finance Lease, Liability, Payments, Due Year Three	56
Finance Lease, Liability, Payments, Due Year Four	14
Finance Lease, Liability, Payments, Due Year Five	0
Finance Lease, Liability, Payments, Due after Year Five	0
Finance Lease, Liability, Payment, Due	153
Finance Lease, Liability, Undiscounted Excess Amount	(4)
Finance Lease, Liability	$ 149