Leases Operating Lease Disclosure (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Jan. 01, 2019	Dec. 31, 2018
Leases [Abstract]
Operating Lease, Weighted Average Remaining Lease Term	9 years 3 months 7 days
Operating Lease, Liability, Current	$ 2,677		$ 0
Operating Lease, Liability, Noncurrent	24,879		$ 0
Operating Lease, Liability	$ 27,556	$ 24,792
Operating Lease, Weighted Average Discount Rate, Percent	6.81%
Operating Lease, Payments, Use	$ 2,887
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 2,961
Lessee, Operating Lease, Existence of Option to Extend [true false]	true
Lessee, Operating Lease, Existence of Option to Terminate [true false]	true