Leases - Cash Flow Components (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating cash flows related to operating leases	$ (2,353)	$ (2,156)
Financing cash flows related to finance leases	(367)	(378)
Right-of-use asset obtained in exchange for operating lease liability	$ 6,287	$ 1,480