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Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Changes in the balances of each component of accumulated other comprehensive income |  |  |  |
Accumulated Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Foreign Currency Translation, Net of Tax, Beginning Balance |  |  | $ (137,613) | $ (118,532)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Parent |  |  | 16,998 | (10,254)
Other Comprehensive Income (Loss), Foreign Currency Translation Gain (Loss) Arising During Period, Tax |  |  | 0 | 0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Tax |  |  | 0 | 0
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax |  |  | 16,998 | (10,254)
Accumulated Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Foreign Currency Translation, Net of Tax, Ending Balance | $ (120,615) | $ (128,786) | (120,615) | (128,786)
Accumulated Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Interest Rate Swaps, Net of Tax, Beginning Balance |  |  | (9,331) | (19,452)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax |  |  | (3,899) | (24,920)
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax | 154 | (713) | 1,462 | 9,345
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax | (1,027) | 1,267 | 3,581 | 3,822
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax | 1,454 | 3,300 | 3,531 | (9,208)
Accumulated Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Interest Rate Swaps, Net of Tax, Ending Balance | (5,800) | (28,660) | (5,800) | (28,660)
Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance |  |  | (146,944) | (137,984)
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent |  |  | 13,099 | (35,174)
Other Comprehensive Income (Loss) before Reclassifications, Tax |  |  | 1,462 | 9,345
Other Comprehensive Income (Loss), Tax |  |  | (3,581) | (3,822)
Other comprehensive income (loss), net of tax |  |  | 20,529 | (19,462)
Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance | $ (126,415) | $ (157,446) | (146,944) | (137,984)
Floorplan Interest Expense [Member] |  |  |  |
Changes in the balances of each component of accumulated other comprehensive income |  |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax |  |  | 0 | 0
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax |  |  | 7,995 | 8,414
Other Comprehensive Income (Loss), before Tax |  |  | 7,995 | 8,414
Interest Expense [Member] |  |  |  |
Changes in the balances of each component of accumulated other comprehensive income |  |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax |  |  | 0 | 0
Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, before Tax |  |  | 1,554 | 1,775
Other Comprehensive Income (Loss), before Tax |  |  | $ 1,554 | $ 1,775

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