Financial Instruments - Financial Liabilities (Details) - USD ($) $ in Thousands |
Sep. 30, 2017 |
Dec. 31, 2016 |
---|---|---|
Carrying Value | ||
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
Trade payables | $ 350,690 | $ 365,788 |
Other taxes | 42,713 | 44,831 |
Employee-related payables | 59,661 | 55,874 |
Other current liabilities | 26,802 | 30,221 |
Financial liabilities | 10,468 | 85,580 |
Total | 490,334 | 582,294 |
Fair value | ||
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
Trade payables | 350,690 | 365,788 |
Other taxes | 42,713 | 44,831 |
Employee-related payables | 59,661 | 55,874 |
Other current liabilities | 26,802 | 30,221 |
Financial liabilities | 10,468 | 85,580 |
Total | $ 490,334 | $ 582,294 |