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Selected Quarterly Financial Data (Unaudited) (Details Textual) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2016 USD ($) | Sep. 30, 2016 USD ($) | Jun. 30, 2016 USD ($) | Mar. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Sep. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS | $ 20,000 | $ 10,900 | $ 1,000 | $ 900 | $ 85,700 | $ 900 | $ 1,000 | $ 32,838 | $ 87,562 | $ 41,520
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) | $ 19,200 | $ 10,600 |  | $ 200 | $ 85,500 |  |  | 30,000 | 30,100 | 31,000
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  |  |  |  | 2,200 | 8,200 |
Asset impairment charge on disposition |  |  |  |  |  |  |  | 600 |  |
U.S. |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  |  | 21,794 | $ 18,983 | 15,570
Number of Dealerships Disposed |  |  |  |  |  |  |  |  | 2 |
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  |  |  |  | 2,700 | $ 9,400 |
U.S. | Pre-tax [Member] |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  |  |  |  | 2,700 | 8,900 | 13,800
U.S. | Net of taxes [Member] |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  |  | 13,500 | 12,000 |
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  |  |  |  | 1,700 | 5,500 |
U.K. |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  |  | 201 | 330 | 0
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  |  |  |  | (300) |  |
Brazil |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  |  | 10,843 | 68,249 | $ 25,950
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  |  |  |  | (800) |  |
Brazil | Pre-tax [Member] |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
Net Gain (Loss) on Real Estate and Dealership Transactions |  |  |  |  |  |  |  | (800) |  |
Brazil | Net of taxes [Member] |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |
ASSET IMPAIRMENTS |  |  |  |  |  |  |  | $ 6,900 | $ 62,400 |

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