Leases - Schedule of Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2020
Financial lease costs:
Amortization of right-of-use-assets	$ (2,886)	$ (1,995)
Interest on lease liabilities	1,263	3,196
Total lease costs	29,654	63,582
Commission, transportation and other
Lessee, Lease, Description [Line Items]
Operating lease costs	17,875	32,620
Other operating expenses
Lessee, Lease, Description [Line Items]
Operating lease costs	7,740	14,741
Marketing, selling and administrative expenses
Lessee, Lease, Description [Line Items]
Operating lease costs	$ 5,662	$ 11,030