Leases (Lease Maturities) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
Operating leases
2019	$ 1,389
2020	941
2021	0
2022	0
2023	0
Thereafter	0
Total minimum lease payments	2,330
Less: imputed interest	154
Total lease liabilities	2,176
Less: current maturities of lease obligations	1,259	$ 12,467
Noncurrent lease obligations	917	$ 2,532
2019			$ 13,890
2020			1,330
2021			1,297
2022			278
2023			205
Thereafter			0
Total minimum lease payments			17,000
Financing leases
2019	530
2020	530
2021	531
2022	226
2023	55
Thereafter	0
Total minimum lease payments	1,872
Less: imputed interest	219
Total lease liabilities	1,653
Less: current maturities of lease obligations	432
Noncurrent lease obligations	$ 1,221
2019			12,332
2020			0
2021			0
2022			0
2023			0
Thereafter			0
Total minimum lease payments			$ 12,332