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Business Segments and Geographic Information - Income Reconciliation (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Pre-Tax Income Reconciliation of Segments |  |  |  |
Total operating income from segments | $ 62,902 | $ 72,451 | $ 181,827 | $ 197,575
Unallocated Amount: |  |  |  |
General and Administrative Expenses | (49,074) | (37,483) | (143,866) | (108,448)
Loss on extinguishment of debt | 0 | 0 | 0 | (15,885)
Income before income taxes and equity in earnings of affiliates | 38,831 | 46,951 | 111,096 | 106,213
Operating Segments |  |  |  |
Pre-Tax Income Reconciliation of Segments |  |  |  |
Total operating income from segments | 111,976 | 109,934 | 325,693 | 306,023
Segment Reconciling Items |  |  |  |
Unallocated Amount: |  |  |  |
General and Administrative Expenses | (49,074) | (37,483) | (143,866) | (108,448)
Interest Income (Expense), Nonoperating, Net | (24,071) | (25,500) | (70,731) | (75,477)
Loss on extinguishment of debt | $ 0 | $ 0 | $ 0 | $ (15,885)

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