Maturities of Lease Liabilities (Details) $ in Thousands	Mar. 31, 2019 USD ($)
Finance Lease Liabilities, Rolling Maturity
Finance Lease, Maturing within one year	$ 92
Finance Lease, Maturing one year through two years	77
Finance Lease, Maturing two years through three years	1
Finance Lease, Maturing three years through four years	1
Finance Lease, Maturing four years through five years	0
Finance Lease, Thereafter	0
Finance Lease, Total Lease Payments	171
Finance Lease, Present Value of Lease Payments, Short-term	86
Finance Lease, Present Value of Lease Payments, Long-term	77
Finance Lease, Total present value of lease payments	163
Finance Lease, Difference between lease payments and present value of lease payments	8
Operating Lease Liabilities, Rolling Maturity
Operating Lease, Maturing within one year	3,286
Operating Lease, Maturing one year through two years	3,238
Operating Lease, Maturing two years through three years	3,032
Operating Lease, Maturing three years through four years	2,832
Operating Lease, Maturing four years through five years	2,716
Operating Lease, Thereafter	39,839
Operating Lease, Total Lease Payments	54,943
Operating Lease, Present Value of Lease Payments, Short-term	1,920
Operating Lease, Present Value of Lease Payments, Long-term	36,469
Operating Lease, Total present value of lease payments	38,389
Operating Lease, Difference between lease payments and present value of lease payments	$ 16,554