General - Leases - Supplemental Cash Flow Information (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2020 USD ($)
Leases
Operating cash flows from operating leases	$ 6,196
Operating cash flows from finance leases	2,815
Financing cash flows from finance leases	427
Right-of-use asset obtained in exchange for new lease obligation, operating leases	902
Right-of-use asset obtained in exchange for new lease obligation, finance leases	$ 3,599