Leases (Lease Payments) (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Finance Leases
2019	$ 143
2020	500
2021	4,072
2022	0
2023	0
Thereafter	0
Total Lease Payments	4,715
Less: Interest	(192)
Present Value of Net Future Minimum Lease Payments	4,523	$ 5,049
Operating Leases Signed
2019	696
2020	2,630
2021	1,546
2022	802
2023	229
Thereafter	31
Total Lease Payments	5,934
Less: Interest	(454)
Present Value of Net Future Minimum Lease Payments	5,480
Operating Less: Leases Not Yet Commenced
2019	0
2020	0
2021	0
2022	0
2023	0
Thereafter	0
Total Lease Payments	0
Less: Interest	0
Present Value of Net Future Minimum Lease Payments	0
Operating Leases
2019	696
2020	2,630
2021	1,546
2022	802
2023	229
Thereafter	31
Total Lease Payments	5,934
Less: Interest	(454)
Total operating lease obligations	$ 5,480	$ 0