Operating Leases - Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Lessee Disclosure [Abstract]
Weighted average lease term (in years)	7 years 1 month 6 days
Weighted average discount rate (as a percent)	5.50%
Lease liabilities from new right-of-use assets obtained during the year	$ 0
Cash paid on operating leases		$ 400