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Accounts and Notes Receivable - Schedule of Net Accounts and Notes Receivables (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Short-term |  |
Accounts and notes receivable | $ 389,047 | $ 390,705
Allowance for doubtful accounts | (47,209) | (11,985)
Total net short-term accounts and notes receivable | 341,838 | 378,720
Long-term |  |
Notes receivable | 53,043 | 15,476
Allowance for doubtful accounts, noncurrent | (10,000) | 0
Total net long-term notes receivables | 43,043 | 15,476
Total net accounts and notes receivable | $ 384,881 | $ 394,196

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