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Long-Term Debt (Details Textual) $ in Thousands, BRL in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2014 USD ($) shares | Dec. 31, 2015 USD ($) | Sep. 30, 2015 USD ($) | Jun. 30, 2015 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($) | Dec. 31, 2015 BRL | Sep. 02, 2014 USD ($) | Jun. 30, 2014 USD ($) | Jun. 25, 2014 USD ($)
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Lease Expiration Date |  | Jun. 01, 2034 |  |  |  |  |  |  |  |  |
Short-term Debt |  | $ 3,000 |  |  | $ 3,000 | $ 0 |  |  |  |  |
Number of manufacturer-affiliated finance partners |  | 4 |  |  | 4 |  |  | 4 |  |  |
Borrowings Of Long Term Debt Related To Real Estate Loans |  |  |  |  | $ 32,026 | 111,979 | $ 55,345 |  |  |  |
Properties owned by subsidiaries |  | 3 |  |  | 3 |  |  | 3 |  |  |
Long-term Debt, Percentage Bearing Fixed Interest, Amount |  | $ 100,700 |  |  | $ 100,700 | 158,100 |  |  |  |  |
Gains (Losses) on Extinguishment of Debt |  |  |  |  | 0 | (46,403) | 0 |  |  |  |
Amortization Cost of Mortgage Facility, Real Estate Related Debt and Acquisition Line |  |  |  |  | 3,652 | 10,559 | 13,888 |  |  |  |
Impact of interest rate derivative instruments related to Mortgage Facility |  |  |  |  | 1,800 | 1,500 | 1,200 |  |  |  |
Total interest expense related to capital leases, net of interest income |  |  |  |  | 7,600 | 7,500 | 5,500 |  |  |  |
Interest costs capitalized on construction projects |  |  |  |  | $ 700 | $ 700 | $ 800 |  |  |  |
Brazilian Financial Institutions [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Maturity date of notes |  |  |  |  | Feb. 01, 2017 |  |  |  |  |  |
Total borrowings | BRL |  |  |  |  |  |  |  | BRL 5.6 |  |  |
Number of loans as per loan agreements |  |  |  |  | 1 |  |  |  |  |  |
Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | 1,700,000 |  |  | $ 1,700,000 |  |  |  |  |  |
FMCC Facility [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | 300,000 |  |  | $ 300,000 |  |  |  |  |  |
Variable Interest Rate |  |  |  |  | 1.50% | 1.50% |  |  |  |  |
U.K. Note [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Total borrowings |  | 57,100 |  |  | $ 57,100 | $ 45,300 |  |  |  |  |
Long-term Debt, Current Maturities |  | $ 4,500 |  |  | $ 4,500 | $ 5,000 |  |  |  |  |
Number of loans as per loan agreements |  |  |  |  | 8 |  |  |  |  |  |
Repayments of Long-term Debt |  |  |  |  | $ 3,700 |  |  |  |  |  |
Borrowings Of Long Term Debt Related To Real Estate Loans |  |  |  |  | $ 17,400 |  |  |  |  |  |
Floorplan Line [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt, Weighted Average Interest Rate |  | 1.70% |  |  | 1.70% | 1.40% |  | 1.70% |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 1,600,000 |  |  | $ 1,600,000 |  |  |  |  |  |
Capital Lease Obligations [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt, Weighted Average Interest Rate |  | 9.80% |  |  | 9.80% |  |  | 9.80% |  |  |
2.25% Convertible Notes due 2036 |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Note agreement with a third party financial institution | $ 182,800 |  |  |  |  |  |  |  | $ 182,500 |  |
Debt interest rate |  | 2.25% |  |  | 2.25% |  |  | 2.25% |  |  |
Repayments of Convertible Debt | $ 237,500 |  |  |  |  |  |  |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued | shares | 701,795 |  |  |  |  |  |  |  |  |  |
Convertible debt instrument conversion shares received | shares | 421,309 |  |  |  |  |  |  |  |  |  |
Call options duration |  |  |  |  | 10 years |  |  |  |  |  |
Gains (Losses) on Extinguishment of Debt |  |  |  |  | $ 16,900 |  |  |  |  |  |
Debt Instrument, Interest Rate, Effective Percentage |  | 7.50% |  |  | 7.50% |  |  | 7.50% |  |  |
3.00% Convertible Notes due 2020 |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Note agreement with a third party financial institution |  |  |  |  |  |  |  |  |  | $ 22,600 | $ 115,000
Repayments of Convertible Debt |  |  | $ 49,500 | $ 210,400 |  |  |  |  |  |  |
Gains (Losses) on Extinguishment of Debt |  |  | 5,900 | 23,600 |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Effective Percentage |  | 8.25% |  |  | 8.25% |  |  | 8.25% |  |  |
Debt Instrument, Repurchased Face Amount |  |  |  |  |  |  |  |  | $ 22,600 | 92,500 |
Proceeds from Warrant Exercises |  |  | $ 6,200 | $ 26,400 |  |  |  |  |  |  |
3.00 Percent Purchased Options [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt interest rate |  | 3.00% |  |  | 3.00% |  |  | 3.00% |  |  |
3.00 Percent Warrants [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt interest rate |  | 3.00% |  |  | 3.00% |  |  | 3.00% |  |  |
3.00% Convertible Notes [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt interest rate |  | 3.00% |  |  | 3.00% |  |  | 3.00% |  |  |
Debt Instrument, Interest Rate, Effective Percentage |  | 0.00% |  |  | 0.00% | 8.60% | 8.60% | 0.00% |  |  |
Total interest expense excluding amortization cost |  |  |  |  | $ 0 | $ 1,839 | $ 3,450 |  |  |  |
Amortization cost of the 3.00% notes, 2.25% Notes, 5.00% Notes, and 5.25% Notes |  |  |  |  | 0 | 1,810 | 3,251 |  |  |  |
Convertible and Senior Notes [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Total interest expense excluding amortization cost |  |  |  |  | 28,500 | 17,000 | 7,600 |  |  |  |
Amortization cost of the 3.00% notes, 2.25% Notes, 5.00% Notes, and 5.25% Notes |  |  |  |  | 1,500 | 8,000 | 11,100 |  |  |  |
Brazilian third party financial institution [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Repayments of Long-term Debt |  |  |  |  | 8,600 |  |  |  |  |  |
Borrowings Of Long Term Debt Related To Real Estate Loans |  |  |  |  | $ 0 |  |  |  |  |  |
Brazil Note [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Maturity date of notes |  |  |  |  | Apr. 01, 2025 |  |  |  |  |  |
Total borrowings |  | $ 3,800 |  |  | $ 3,800 |  |  |  |  |  |
Long-term Debt, Current Maturities |  | 400 |  |  | $ 400 |  |  |  |  |  |
U.K. Note [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Maturity date of notes |  |  |  |  | Sep. 01, 2034 |  |  |  |  |  |
5.00% Senior Note [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Note agreement with a third party financial institution | $ 200,000 | $ 550,000 |  |  | $ 550,000 | 550,000 |  |  |  | $ 350,000 |
Debt interest rate |  | 5.00% |  |  | 5.00% |  |  | 5.00% |  |  |
Maturity date of notes |  |  |  |  | Jun. 01, 2022 |  |  |  |  |  |
Additional borrowings discount from face value |  | 1.50% |  |  | 1.50% |  |  | 1.50% |  |  |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed |  |  |  |  | 35.00% |  |  |  |  |  |
Redemption price percentage of principal outstanding and accrued unpaid interest |  | 105.00% |  |  | 105.00% |  |  | 105.00% |  |  |
Redemption price percentage of principal redeemed |  | 100.00% |  |  | 100.00% |  |  | 100.00% |  |  |
Long-term Debt Underwriters Fees and Discount Original | $ 10,400 |  |  |  |  |  |  |  |  |  |
Amortization period of underwriters fees and debt issuance costs |  |  |  |  | 8 years |  |  |  |  |  |
Debt Instrument, Unamortized Discount |  | $ 8,700 |  |  | $ 8,700 |  |  |  |  |  |
Debt Issuance Cost |  |  |  |  | 2,600 |  |  |  |  |  |
Unamortized debt issuance cost |  | 2,000 |  |  | 2,000 |  |  |  |  |  |
Long-term Debt, Fair Value |  | 545,900 |  |  | 545,900 |  |  |  |  |  |
5.25% Senior Note [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Note agreement with a third party financial institution |  | $ 300,000 |  |  | $ 300,000 | $ 0 |  |  |  |  |
Debt interest rate |  | 5.25% |  |  | 5.25% |  |  | 5.25% |  |  |
Maturity date of notes |  |  |  |  | Dec. 15, 2023 |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed |  |  |  |  | 35.00% |  |  |  |  |  |
Redemption price percentage of principal outstanding and accrued unpaid interest |  | 105.25% |  |  | 105.25% |  |  | 105.25% |  |  |
Redemption price percentage of principal redeemed |  | 100.00% |  |  | 100.00% |  |  | 100.00% |  |  |
Amortization period of underwriters fees and debt issuance costs |  |  |  |  | 8 years |  |  |  |  |  |
Debt Issuance Cost |  |  |  |  | $ 1,100 |  |  |  |  |  |
Unamortized debt issuance cost |  | $ 1,100 |  |  | 1,100 |  |  |  |  |  |
Long-term Debt Underwriters Fees |  | 3,800 |  |  | 3,800 |  |  |  |  |  |
Debt Instrument, Unamortized Underwriters' Fees |  | 3,700 |  |  | 3,700 |  |  |  |  |  |
Long-term Debt, Fair Value |  | 297,800 |  |  | 297,800 |  |  |  |  |  |
Real Estate Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt Issuance Cost |  |  |  |  | 1,100 |  |  |  |  |  |
Unamortized debt issuance cost |  | 100 |  |  | 100 |  |  |  |  |  |
Available Borrowings Of Term Loans Under Real Estate Credit Facility |  | 25,000 |  |  | $ 25,000 |  |  |  |  |  |
Interest rate under condition second |  |  |  |  | 0.95% |  |  |  |  |  |
Interest rate under sub-condition two of condition second |  |  |  |  | 0.50% |  |  |  |  |  |
Interest rate under sub-condition three of condition second |  |  |  |  | 1.05% |  |  |  |  |  |
Percentage of principal payments to make its quarterly payment |  |  |  |  | 1.25% |  |  |  |  |  |
Additional Borrowings |  |  |  |  | $ 0 |  |  |  |  |  |
Principal payments on outstanding borrowings |  |  |  |  | 3,300 |  |  |  |  |  |
Total borrowings |  | 54,700 |  |  | 54,700 |  |  |  |  |  |
Long-term Debt, Current Maturities |  | 29,100 |  |  | $ 29,100 |  |  |  |  |  |
Variable Interest Rate |  |  |  |  | 2.00% |  |  |  |  |  |
Acquisition Line [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | 320,000 |  |  | $ 320,000 |  |  |  |  |  |
Line of credit facility minimum borrowing capacity |  | 100,000 |  |  | $ 100,000 |  |  |  |  |  |
Variable Interest Rate |  |  |  |  | 1.50% | 1.50% |  |  |  |  |
Real Estate Related Debt [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt Issuance Cost |  |  |  |  | $ 1,300 |  |  |  |  |  |
Unamortized debt issuance cost |  | 263 |  |  | $ 263 |  |  |  |  |  |
Interest on real estate notes, minimum |  |  |  |  | 3.00% |  |  |  |  |  |
Interest on real estate notes, maximum |  |  |  |  | 4.69% |  |  |  |  |  |
Real Estate Related Debt [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Variable Interest Rate |  |  |  |  | 1.50% |  |  |  |  |  |
Real Estate Related Debt [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Variable Interest Rate |  |  |  |  | 2.55% |  |  |  |  |  |
Real Estate Related Debt [Member] | Toyota Motor Credit Corporation [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Maturity date of notes |  |  |  |  | Aug. 01, 2022 |  |  |  |  |  |
Total borrowings |  | 35,700 |  |  | $ 35,700 | $ 49,900 |  |  |  |  |
Long-term Debt, Current Maturities |  | 1,500 |  |  | $ 1,500 | 5,100 |  |  |  |  |
Number of loans as per loan agreements |  |  |  |  | 7 |  |  |  |  |  |
Repayments of Long-term Debt |  |  |  |  | $ 14,300 |  |  |  |  |  |
Borrowings Of Long Term Debt Related To Real Estate Loans |  |  |  |  | $ 0 |  |  |  |  |  |
Amortization schedule |  |  |  |  | 20 years |  |  |  |  |  |
Real Estate Related Debt [Member] | Mercedes-Benz Financial Services [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Total borrowings |  |  |  |  |  | 27,400 |  |  |  |  |
Long-term Debt, Current Maturities |  |  |  |  |  | 7,600 |  |  |  |  |
Number of loans as per loan agreements |  |  |  |  | 2 |  |  |  |  |  |
Repayments of Long-term Debt |  |  |  |  | $ 27,400 |  |  |  |  |  |
Real Estate Related Debt [Member] | BMW Financial Services [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Maturity date of notes |  |  |  |  | Oct. 01, 2021 |  |  |  |  |  |
Total borrowings |  | 55,700 |  |  | $ 55,700 | 66,000 |  |  |  |  |
Long-term Debt, Current Maturities |  | 4,300 |  |  | $ 4,300 | 4,500 |  |  |  |  |
Number of loans as per loan agreements |  |  |  |  | 12 |  |  |  |  |  |
Repayments of Long-term Debt |  |  |  |  | $ 10,200 |  |  |  |  |  |
Borrowings Of Long Term Debt Related To Real Estate Loans |  |  |  |  | $ 0 |  |  |  |  |  |
Amortization schedule |  |  |  |  | 15 years |  |  |  |  |  |
Real Estate Related Debt [Member] | FMCC Facility [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Maturity date of notes |  |  |  |  | Dec. 10, 2024 |  |  |  |  |  |
Total borrowings |  | 33,600 |  |  | $ 33,600 | 35,100 |  |  |  |  |
Long-term Debt, Current Maturities |  | 1,500 |  |  | $ 1,500 | 1,400 |  |  |  |  |
Number of loans as per loan agreements |  |  |  |  | 4 |  |  |  |  |  |
Repayments of Long-term Debt |  |  |  |  | $ 1,400 |  |  |  |  |  |
Borrowings Of Long Term Debt Related To Real Estate Loans |  |  |  |  | $ 0 |  |  |  |  |  |
Amortization schedule |  |  |  |  | 20 years |  |  |  |  |  |
Real Estate Related Debt [Member] | Third-party financial institution [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Note agreement with a third party financial institution |  | 124,500 |  |  | $ 124,500 |  |  |  |  |  |
Maturity date of notes |  |  |  |  | Nov. 30, 2022 |  |  |  |  |  |
Total borrowings |  | 116,800 |  |  | $ 116,800 | 115,200 |  |  |  |  |
Long-term Debt, Current Maturities |  | 6,400 |  |  | $ 6,400 | 6,500 |  |  |  |  |
Number of loans as per loan agreements |  |  |  |  | 18 |  |  |  |  |  |
Repayments of Long-term Debt |  |  |  |  | $ 8,000 |  |  |  |  |  |
Borrowings Of Long Term Debt Related To Real Estate Loans |  |  |  |  | 9,600 |  |  |  |  |  |
Fixed interest rate debt [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Long-term Debt, Fair Value |  | $ 102,400 |  |  | 102,400 | 186,400 |  |  |  |  |
Real Estate Credit Facility, Real Estate Related Debt and Acquisition Line [Member] |  |  |  |  |  |  |  |  |  |  |
Long Term Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Total interest expense excluding amortization cost |  |  |  |  | 17,600 | 15,300 | 13,100 |  |  |  |
Amortization Cost of Mortgage Facility, Real Estate Related Debt and Acquisition Line |  |  |  |  | $ 0 | $ 300 | $ 500 |  |  |  |

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