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Business Combinations - Acquisitions Accounted for Business Combinations (Detail) - USD ($) $ / shares in Units, shares in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | $ 11,054,000 |  | $ 2,094,000
Cash Paid | 934,928,000 | $ 41,471,000 | 124,716,000
Stock Issued During Period, Value, Acquisitions | 100,000,000 |  |
Other Payable | 5,462,000 | 11,708,000 | 10,664,000
Recorded Earn-Out Payable | 77,377,000 | 6,921,000 | 4,462,000
Net Assets Acquired | 1,117,767,000 | 60,100,000 | 140,334,000
Maximum Potential Earn- Out Payable | 147,668,000 | 27,451,000 | 16,285,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 52,917,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 5,829,000 | 69,000 | 684,000
Goodwill, Fair Value Disclosure | 717,710,000 | 42,172,000 | 93,376,000
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 342,008,000 | 18,738,000 | 50,625,000
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 3,222,000 | 721,000 | 228,000
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 18,588,000 |  | 20,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 1,151,328,000 | 62,301,000 | 152,106,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 32,996,000 | 1,512,000 | 8,542,000
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 565,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 33,561,000 | 2,201,000 | 11,772,000
National Programs |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Goodwill, Fair Value Disclosure | 18,700,000 | 7,200,000 | 57,900,000
Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Goodwill, Fair Value Disclosure | 676,900,000 | 33,100,000 | 13,100,000
Wholesale Brokerage [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Goodwill, Fair Value Disclosure | 5,500,000 | 1,200,000 | (1,200)
Services [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Goodwill, Fair Value Disclosure | 16,500,000 | 700,000 | 22,400,000
Dealer Associates [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  |
Net Assets Acquired | 33,100,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 552,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 13,000 |  |
Goodwill, Fair Value Disclosure | 21,467,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 10,986,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 21,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 226,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 33,265,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 165,000 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 165,000 |  |
Dealer Associates [Member] | Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 28,825,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 1,175,000 |  |
Recorded Earn-Out Payable | 3,100,000 |  |
Net Assets Acquired | 33,100,000 |  |
Maximum Potential Earn- Out Payable | 12,125,000 |  |
Tower Hill [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  |
Net Assets Acquired | 21,488,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 0 |  |
Goodwill, Fair Value Disclosure | 0 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 21,468,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 20,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 21,488,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 0 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 0 |  |
Tower Hill [Member] | National Programs |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 20,300,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 0 |  |
Recorded Earn-Out Payable | 1,188,000 |  |
Net Assets Acquired | 21,488,000 |  |
Maximum Potential Earn- Out Payable | 7,700,000 |  |
HSR [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 3,114,000 |  |
Net Assets Acquired | 22,123,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 818,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 124,000 |  |
Goodwill, Fair Value Disclosure | 18,737,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 5,516,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 65,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 21,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 28,395,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 5,930,000 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 342,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 6,272,000 |  |
HSR [Member] | National Programs |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 20,132,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 0 |  |
Recorded Earn-Out Payable | 1,991,000 |  |
Net Assets Acquired | 22,123,000 |  |
Maximum Potential Earn- Out Payable | 9,000,000 |  |
PDA [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | (248,000) |  |
Net Assets Acquired | 24,843,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 1,762,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 310,000 |  |
Goodwill, Fair Value Disclosure | 16,547,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 7,700,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 82,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 6,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 26,159,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 1,093,000 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 223,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 1,316,000 |  |
PDA [Member] | Services [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 15,025,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 0 |  |
Recorded Earn-Out Payable | 9,818,000 |  |
Net Assets Acquired | 24,843,000 |  |
Maximum Potential Earn- Out Payable | 17,975,000 |  |
Opus [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  |
Net Assets Acquired | 22,984,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 1,215,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 11,000 |  |
Goodwill, Fair Value Disclosure | 16,414,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 5,008,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 21,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 315,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 22,984,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 0 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 0 |  |
Opus [Member] | Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 20,400,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 200,000 |  |
Recorded Earn-Out Payable | 2,384,000 |  |
Net Assets Acquired | 22,984,000 |  |
Maximum Potential Earn- Out Payable | 3,600,000 |  |
F&I [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  |
Net Assets Acquired | 54,471,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 999,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 34,000 |  |
Goodwill, Fair Value Disclosure | 36,423,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 16,611,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 21,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 383,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 54,471,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 0 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 0 |  |
F&I [Member] | Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 44,940,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 410,000 |  |
Recorded Earn-Out Payable | 9,121,000 |  |
Net Assets Acquired | 54,471,000 |  |
Maximum Potential Earn- Out Payable | 19,500,000 |  |
Kerxton [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  |
Net Assets Acquired | 16,746,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 663,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 10,000 |  |
Goodwill, Fair Value Disclosure | 12,423,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 4,712,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 22,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 419,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 18,249,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 1,503,000 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 1,503,000 |  |
Kerxton [Member] | Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 13,176,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 1,490,000 |  |
Recorded Earn-Out Payable | 2,080,000 |  |
Net Assets Acquired | 16,746,000 |  |
Maximum Potential Earn- Out Payable | 2,920,000 |  |
Rodman [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  |
Net Assets Acquired | 35,102,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 1,062,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 45,000 |  |
Goodwill, Fair Value Disclosure | 26,572,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 10,129,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 51,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 542,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 38,401,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 3,299,000 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 3,299,000 |  |
Rodman [Member] | Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 31,121,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 261,000 |  |
Recorded Earn-Out Payable | 3,720,000 |  |
Net Assets Acquired | 35,102,000 |  |
Maximum Potential Earn- Out Payable | 9,850,000 |  |
Hays [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  |
Net Assets Acquired | 724,600,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 36,254,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 4,936,000 |  |
Goodwill, Fair Value Disclosure | 456,217,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 218,600,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 2,600,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 13,977,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 732,584,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 7,984,000 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 7,984,000 |  |
Hays [Member] | Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 605,000,000 |  |
Stock Issued During Period, Value, Acquisitions | 100,000,000 |  |
Other Payable | 0 |  |
Recorded Earn-Out Payable | 19,600,000 |  |
Net Assets Acquired | 724,600,000 |  |
Maximum Potential Earn- Out Payable | 25,000,000 |  |
Other Acquisitions [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Goodwill, Fair Value Disclosure | 717,700,000 |  |
Other Acquisitions [Member] | Various [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid |  | 41,471,000 | 26,140,000
Other Payable |  | 11,708,000 | 464,000
Recorded Earn-Out Payable |  | 6,921,000 | 400,000
Net Assets Acquired |  | 60,100,000 | 27,004,000
Maximum Potential Earn- Out Payable |  | 27,451,000 | 7,785,000
Various [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  | 0
Net Assets Acquired | 37,556,000 |  | 27,004,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 323,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 100,000 |  | 77,000
Goodwill, Fair Value Disclosure | 22,712,000 |  | 19,570,000
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 15,085,000 |  | 11,075,000
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 297,000 |  | 117,000
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 754,000 |  | 20,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 39,271,000 |  | 32,414,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 1,715,000 |  | 5,410,000
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 1,715,000 |  | 5,410,000
Various [Member] | Various [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 30,293,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 1,367,000 |  |
Recorded Earn-Out Payable | 5,896,000 |  |
Net Assets Acquired | 37,556,000 |  |
Maximum Potential Earn- Out Payable | 12,998,000 |  |
ADG [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 0 |  |
Net Assets Acquired | 47,575,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 1,500,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 67,000 |  |
Goodwill, Fair Value Disclosure | 35,769,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 9,751,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 21,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 467,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 47,575,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 0 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 0 |  |
ADG [Member] | Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 29,471,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 559,000 |  |
Recorded Earn-Out Payable | 17,545,000 |  |
Net Assets Acquired | 47,575,000 |  |
Maximum Potential Earn- Out Payable | 20,000,000 |  |
Servco [Member] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents | 8,188,000 |  |
Net Assets Acquired | 77,179,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets | 7,769,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment | 179,000 |  |
Goodwill, Fair Value Disclosure | 54,429,000 |  |
Business Acquisitions Purchase Price Allocation Amortizable Intangible Assets | 16,442,000 |  |
Business Acquisitions Purchase Price Allocation Noncompete Agreements Gross | 1,000 |  |
Business Acquisitions Purchase Price Allocation Other Noncurrent Assets | 1,478,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 88,486,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other | 11,307,000 |  |
Business Acquisition Purchase Price Allocation Other Liabilities Assumed | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities | 11,307,000 |  |
Servco [Member] | Retail |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Cash Paid | 76,245,000 |  |
Stock Issued During Period, Value, Acquisitions | 0 |  |
Other Payable | 0 |  |
Recorded Earn-Out Payable | 934,000 |  |
Net Assets Acquired | 77,179,000 |  |
Maximum Potential Earn- Out Payable | $ 7,000,000 |  |
Two Thousand Seventeen Acquisition [Member] [Domain] |  |  |
Business Combination, Separately Recognized Transactions [Line Items] |  |  |
Business Acquisition, Pro Forma Revenue |  | $ 1,891,701,000 | $ 1,784,776,000
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations before Changes in Accounting and Extraordinary Items, Net of Tax, Per Share, Diluted |  | $ 1.41 | $ 0.92
Weighted Average Basic Shares Outstanding, Pro Forma |  | 272,580 | 272,278
Pro Forma Weighted Average Shares Outstanding, Diluted |  | 277,586 | 275,608
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax |  | $ 453,397,000 | $ 429,490,000
Business Acquisition, Pro Forma Net Income (Loss) |  | $ 401,908,000 | $ 261,133,000
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax, Per Share, Basic |  | $ 1.44 | $ 0.93

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