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Intangible Assets and Goodwill (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-lived Intangible Assets Acquired | $ 0 |  |
Goodwill | 168,295 | $ 168,295 | $ 132,410
Goodwill, Acquired During Period | 0 | 35,885 |
Finite-Lived Intangible Assets, Amortization Expense | 2,400 | 2,700 | $ 2,500
Finite-Lived Intangible Assets, Gross | 41,200 | 41,200 |
Finite-Lived Intangible Assets, Accumulated Amortization | 16,454 | 14,064 |
Finite-Lived Intangible Assets, Net | 24,746 | 27,136 |
Finite-Lived Intangible Assets, Amortization Expense, Next Rolling Twelve Months | 2,400 |  |
Finite-Lived Intangible Assets, Amortization Expense, Year Two | 2,300 |  |
Finite-Lived Intangible Assets, Amortization Expense, Year Three | 2,200 |  |
Finite-Lived Intangible Assets, Amortization Expense, Year Four | 1,900 |  |
Finite-Lived Intangible Assets, Amortization Expense, Year Five | 1,900 |  |
Customer Relationships [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Assets, Gross | 23,000 | 23,000 |
Finite-Lived Intangible Assets, Accumulated Amortization | 4,531 | 3,221 |
Finite-Lived Intangible Assets, Net | 18,469 | 19,779 |
Trade Names [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Assets, Gross | 12,900 | 12,900 |
Finite-Lived Intangible Assets, Accumulated Amortization | 8,740 | 8,260 |
Finite-Lived Intangible Assets, Net | 4,160 | 4,640 |
Noncompete Agreements [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Assets, Gross | 5,300 | 5,300 |
Finite-Lived Intangible Assets, Accumulated Amortization | 3,183 | 2,583 |
Finite-Lived Intangible Assets, Net | $ 2,117 | $ 2,717 |
Minimum [Member] | Customer Relationships [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 15 years | 15 years |
Minimum [Member] | Trade Names [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 6 months | 6 months |
Minimum [Member] | Noncompete Agreements [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 1 year | 1 year |
Maximum [Member] | Customer Relationships [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 20 years | 20 years |
Maximum [Member] | Trade Names [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 10 years | 10 years |
Maximum [Member] | Noncompete Agreements [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 10 years | 10 years |

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