| Dec 31,
2011 | Dec 31,
2012 | Dec 31,
2013 | Dec 31,
2014 | Dec 31,
2015 | Dec 31,
2016 | Dec 31,
2017 | Dec 31,
2018 | Dec 31,
2019 | Dec 31,
2020 | Dec 31,
2021 | Dec 31,
2022 | Dec 31,
2023 | Dec 31,
2024 |
|---|
| Net income (loss) | 76 | 89 | 82 | 97 | 86 | 93 | 93 | 52 | 144 | -51 | 349 | 89 | 178 | 216 |
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| Depreciation and amortization of property and equipment | 41 | 46 | 54 | 58 | 69 | 78 | 89 | 94 | 90 | 88 | 94 | 114 | 124 | 130 |
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| Provision for bad debt expense | - | - | - | - | 2 | 0 | 1 | 1 | 1 | 1 | - | - | - | - |
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| Other amortization | - | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | - | - | - | - |
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| Debt issuance cost amortization | 4 | 3 | 3 | 2 | 2 | 3 | 2 | 2 | 2 | 3 | 3 | 5 | 7 | 6 |
|---|
| Amortization of Debt Discount (Premium) | 5 | 3 | -0 | 0 | 0 | 0 | 0 | - | - | - | - | - | - | - |
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| Stock-based compensation expense | 0 | 0 | 7 | 8 | 10 | 11 | 11 | 12 | 11 | 12 | 15 | 21 | 23 | 24 |
|---|
| Deferred income taxes | 29 | 22 | 22 | 28 | 16 | 14 | -28 | -21 | -21 | -34 | 12 | -13 | -19 | -29 |
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| Net distributions from equity investee | - | - | - | - | - | 0 | 0 | 0 | 0 | -0 | - | - | - | - |
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| Asset impairment charges | 1 | 0 | 10 | 7 | 18 | 8 | 9 | 30 | 21 | 270 | 0 | 320 | 79 | 4 |
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| Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain | - | - | - | - | - | - | - | - | - | - | - | - | - | -3 |
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| Loss (gain) on exit of leased dealerships | -4 | -4 | -3 | -0 | -2 | -1 | -2 | -2 | 0 | - | - | - | - | - |
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| Gain (Loss) on Extinguishment of Debt | -1 | -20 | -28 | - | - | - | -15 | - | -7 | - | - | - | - | - |
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| Increase (Decrease) in Other Current Assets | - | - | - | - | - | - | - | - | - | - | 12 | -9 | 1 | -0 |
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| LossGainOnDisposalOfFranchisesAndPropertyAndEquipment | 0 | -11 | 0 | -13 | -3 | -0 | -10 | - | - | - | - | - | -18 | 1 |
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| Receivables | 65 | 42 | 9 | 2 | 9 | 63 | 53 | -50 | -5 | -65 | -0 | 50 | -57 | 43 |
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| Inventories | -40 | 348 | 79 | 56 | 291 | -36 | -57 | 79 | 79 | -278 | -252 | -81 | -375 | -358 |
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| Other assets | 5 | 69 | 10 | 0 | 20 | -63 | -3 | -11 | -47 | 11 | -56 | 141 | 4 | 47 |
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| Notes payable - floor plan - trade | -10 | 186 | 26 | 31 | 182 | -43 | -46 | 17 | 40 | -276 | -495 | 25 | 37 | 12 |
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| Trade accounts payable and other liabilities | 24 | 22 | -12 | 0 | 5 | 15 | 17 | 16 | -21 | -55 | 7 | -36 | 0 | 19 |
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| Total adjustments | 77 | -156 | 45 | 63 | -17 | 123 | 70 | 92 | 27 | 332 | -43 | 318 | -194 | -107 |
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| Net cash provided by (used in) operating activities | 154 | -67 | 126 | 161 | 69 | 216 | 163 | 144 | 171 | 281 | 306 | 406 | -16 | 109 |
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| Purchase of businesses, net of cash acquired | - | - | 88 | 51 | - | 16 | 77 | - | - | 20 | 1,019 | 102 | -75 | -55 |
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| Total capital expenditures | 159 | 95 | 158 | 146 | 173 | 206 | 234 | 164 | 126 | 127 | 298 | 227 | -204 | -187 |
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| Proceeds from sales of property and equipment | 1 | 1 | 1 | 14 | 1 | 1 | 1 | 20 | 11 | 37 | 13 | 30 | 8 | 56 |
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| Proceeds from sales of dealerships | 0 | 72 | - | 75 | 8 | - | 38 | 129 | 251 | 10 | 7 | - | 52 | 8 |
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| Proceeds from Life Insurance Policy | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - |
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| Net cash used in investing activities | -157 | -22 | -245 | -108 | -164 | -221 | -272 | -15 | 137 | -100 | -1,297 | -300 | -219 | -178 |
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| Increase Decrease In Vehicle Floor Plan Payable Non Trade Net | -16 | -125 | -47 | 20 | -74 | -50 | -34 | -4 | 35 | -61 | -440 | 66 | 335 | 258 |
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| Proceeds from Long-Term Lines of Credit | 248 | 144 | 232 | 180 | 402 | 209 | 327 | 919 | 482 | 461 | 5 | - | 61 | 78 |
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| Repayments of Long-Term Lines of Credit | 248 | 137 | 238 | 180 | 398 | 213 | 252 | 994 | 482 | 461 | 5 | - | -61 | -77 |
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| Proceeds from issuance of long-term debt | 66 | 224 | - | - | 69 | 103 | 302 | 21 | 109 | 58 | 1,167 | 327 | - | 78 |
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| Debt issuance costs | - | 4 | 5 | 3 | 0 | 3 | 5 | 0 | 1 | 3 | 23 | 8 | -2 | -8 |
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| Repayments of Long-Term Debt | - | - | - | 19 | 19 | 31 | 37 | 45 | 40 | 45 | 58 | 134 | -80 | -165 |
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| Repurchase of debt securities | - | - | - | - | - | - | 211 | - | 294 | - | 263 | - | - | - |
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| Purchases of treasury stock | 11 | 83 | 17 | 53 | 34 | 100 | 37 | 24 | 2 | 72 | 93 | 262 | -178 | -34 |
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| Income tax benefit (expense) associated with stock compensation plans | - | - | - | - | - | -3 | - | - | - | - | - | - | - | - |
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| Issuance of shares under stock compensation plans | 1 | 2 | 2 | 3 | 4 | 0 | 0 | 0 | 0 | - | 8 | 9 | 13 | 6 |
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| Dividends paid | 5 | 7 | 4 | 5 | 5 | 9 | 9 | 10 | 15 | 17 | 18 | 35 | -40 | -41 |
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| Net cash provided by (used in) financing activities | -17 | 91 | 118 | -52 | 94 | 4 | 112 | -129 | -284 | -40 | 1,120 | -177 | 34 | 84 |
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| Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect | - | - | - | - | - | - | - | - | - | - | - | - | -200 | 15 |
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| Reduction of Finance Lease Liabilities | - | - | - | - | - | - | - | - | - | -22 | -38 | -8 | -14 | -9 |
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| Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax | - | 2 | 11 | 3 | 0 | 4 | 4 | 1 | -4 | -0 | 1 | -0 | 0 | 1 |
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| Interest, including amount capitalized | 88 | 77 | 82 | 72 | 71 | 77 | 90 | 98 | 104 | - | - | - | - | - |
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| Income taxes | 20 | 29 | 30 | 51 | 38 | 28 | 43 | 35 | 73 | 57 | 99 | 126 | 86 | 36 |
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| Interest, including amount capitalized | - | - | - | - | - | - | - | - | - | 69 | 57 | 117 | 172 | 199 |
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| Tax effect on fair value of interest rate swap and rate cap agreements | - | - | - | - | - | - | - | - | - | 0 | - | - | - | - |
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