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Selected Quarterly Financial Data (Unaudited) (Details Textual) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2015 USD ($) | Sep. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Dec. 31, 2014 USD ($) | Sep. 30, 2014 USD ($) | Jun. 30, 2014 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($)
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS | $ 85,700 | $ 900 | $ 1,000 | $ 30,400 | $ 9,400 | $ 1,700 | $ 87,562 | $ 41,520 | $ 6,542
Gains (Losses) on Extinguishment of Debt |  |  |  |  |  |  | 0 | (46,403) | 0
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) |  |  |  | $ 25,600 | $ 5,500 |  | 30,100 | 31,000 | 5,400
U.S. [Member] |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  | $ 18,983 | 15,570 | 6,542
Number of Dealerships Disposed |  |  |  |  | 5 |  | 2 |  |
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  | $ 16,600 |  | $ 9,400 |  |
Gains (Losses) on Extinguishment of Debt |  |  |  |  | $ 22,800 | $ 23,600 |  | (46,403) |
U.S. [Member] | Net of taxes [Member] |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  | 12,000 |  | 4,000
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  |  |  | 5,500 |  | 5,400
Brazil [Member] |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  | 68,249 | 25,950 | $ 0
Gains (Losses) on Extinguishment of Debt |  |  |  |  |  |  |  | 0 |
Tax impact of deductible goodwill |  |  |  |  |  |  |  | $ 3,400 |
Brazil [Member] | Net of taxes [Member] |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  | $ 62,400 |  |

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