Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating cash flows from operating leases	$ 2,910	$ 2,273
Operating cash flows from finance leases	179	154
Financing cash flows from finance leases	1,285	1,140
Right of use assets obtained in exchange for new operating lease liabilities	0	3,022
Right of use assets obtained in exchange for new finance lease liabilities	1,050	1,630
Right-of-use assets disposed or adjusted modifying operating leases liabilities	586	1,651
Right-of-use assets disposed or adjusted modifying finance leases liabilities	$ (64)	$ 0