Leases - Supplemental Cash Flow Information Related to Leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating cash flows from operating leases	$ 1,741	$ 1,792	$ 3,647	$ 3,563
Leased assets obtained in exchange for new operating lease liabilities	$ 1,405	$ 553	$ 4,050	$ 2,030