Leases - Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Operating Leases
Right of use operating lease assets	$ 323,138	$ 323,003
Finance Leases
Property, plant and equipment, gross	58,170	35,271
Accumulated depreciation	(12,498)	(5,664)
Property, plant and equipment, net	45,672	29,607
Total lease assets	$ 368,810	352,610
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	us-gaap:PropertyPlantAndEquipmentNet
Operating Leases
Other current	$ 98,042	101,945
Non-current	234,726	228,155
Total operating liabilities	332,768	330,100
Finance Leases
Short-term debt	8,025	4,835
Long-term debt	38,098	25,214
Total finance liabilities	46,123	30,049
Total lease liabilities	$ 378,891	$ 360,149
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:LongTermDebtCurrent
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:LongTermDebtNoncurrent