Accounts and Notes Receivable - Schedule of Accounts and Notes Receivable (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Short-term
Accounts and notes receivable	$ 328,566	$ 315,380
Allowance for doubtful accounts	(57,485)	(59,906)
Total net short-term accounts and notes receivable	271,081	255,474
Long-term
Notes receivable	42,031	42,312
Allowance for doubtful accounts	(6,875)	(7,895)
Total net long-term notes receivable	35,156	34,417
Total net accounts and notes receivable	$ 306,237	$ 289,891