Leases - Future Payments Against Lease Liabilities Maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Finance leases
2020		$ 925
April 1 to December 31, 2020	$ 728
2021	970	925
2022	968	925
2023	964	925
2024	930	925
Thereafter	2,997	2,999
Total undiscounted lease payments	7,557	7,624
Less imputed interest	(1,179)	(1,242)
Total lease liabilities	6,378	6,382
Operating leases
2020		2,237
April 1 to December 31, 2020	1,603
2021	2,465	2,730
2022	2,475	2,538
2023	2,449	2,485
2024	2,387	2,373
Thereafter	53,545	46,853
Total undiscounted lease payments	64,924	59,216
Less imputed interest	(34,895)	(28,965)
Total lease liabilities	30,029	30,251
Total
2020		3,162
April 1 to December 31, 2020	2,331
2021	3,435	3,655
2022	3,443	3,463
2023	3,413	3,410
2024	3,317	3,298
Thereafter	56,542	49,852
Total undiscounted lease payments	72,481	66,840
Less imputed interest	(36,074)	(30,207)
Total lease liabilities	$ 36,407	$ 36,633