Leases (Maturities) (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Future minimum lease payments under non-cancellable leases as of September 30, 2019
2019	$ 394
2020	2,473
2021	2,172
2022	2,171
2023	1,885
Thereafter	15,266
Total future minimum lease payments	24,361
Less imputed interest	(6,876)
Operating lease liabilities	$ 17,485
Future minimum lease payments under non-cancellable leases as of December 31, 2018
2019		$ 1,889
2020		2,473
2021		2,172
2022		2,171
2023		1,885
Thereafter		15,266
Total future minimum lease payments		$ 25,856

Amount of lessee's undiscounted obligation for lease payments for operating lease.

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