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Goodwill and Identifiable Assets (Acquired Intangible Assets) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015
Intangible assets subject to amortization: |  |
Gross Carrying Amount | $ 296,586 | $ 296,910
Accumulated Amortization | 164,373 | 124,615
Net Carrying Amount | 132,213 | 172,295
Intangible assets not subject to amortization: |  |
Trademarks, Carrying Amount | 245,517 | 245,630
Goodwill | 873,513 | 874,906
Total |  |
Gross Carrying Amount | 542,103 | 542,540
Net Carrying Amount | 377,730 | 417,925
Customer Relationships [Member] |  |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | 196,204 | 196,472
Accumulated Amortization | 98,804 | 74,640
Net Carrying Amount | $ 97,400 | 121,832
Customer Relationships [Member] | Minimum [Member] |  |
Intangible Assets [Line Items] |  |
Estimated Useful Life | 2 months |
Customer Relationships [Member] | Maximum [Member] |  |
Intangible Assets [Line Items] |  |
Estimated Useful Life | 10 years |
Contractor Relations [Member] |  |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | $ 69,721 | 69,764
Accumulated Amortization | 50,528 | 40,124
Net Carrying Amount | $ 19,193 | 29,640
Contractor Relations [Member] | Minimum [Member] |  |
Intangible Assets [Line Items] |  |
Estimated Useful Life | 2 years |
Contractor Relations [Member] | Maximum [Member] |  |
Intangible Assets [Line Items] |  |
Estimated Useful Life | 5 years |
Noncompete Agreements [Member] |  |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | $ 10,861 | 10,874
Accumulated Amortization | 4,922 | 3,163
Net Carrying Amount | $ 5,939 | 7,711
Noncompete Agreements [Member] | Minimum [Member] |  |
Intangible Assets [Line Items] |  |
Estimated Useful Life | 2 years |
Noncompete Agreements [Member] | Maximum [Member] |  |
Intangible Assets [Line Items] |  |
Estimated Useful Life | 7 years |
Contract-Based Intangible Assets [Member] |  |
Intangible Assets [Line Items] |  |
Estimated Useful Life | 5 years |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | $ 900 | 900
Accumulated Amortization | 453 | 172
Net Carrying Amount | $ 447 | 728
Computer Software, Intangible Asset [Member] |  |
Intangible Assets [Line Items] |  |
Estimated Useful Life | 6 years |
Intangible assets subject to amortization: |  |
Gross Carrying Amount | $ 18,900 | 18,900
Accumulated Amortization | 9,666 | 6,516
Net Carrying Amount | $ 9,234 | $ 12,384

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- Definition Gross amount of finite-lived intangible assets, indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance. + References No definition available. + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975 + Details
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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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