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Acquisitions and Dispositions Acquisition (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Feb. 28, 2018 | Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Feb. 27, 2018
Business Acquisition [Line Items] |  |  |  |  |  |
Payments to Acquire Businesses, Gross | $ 42,000,000 |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares | 7,772,021 |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned |  |  |  |  |  | $ 28,200,000
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  | $ (600,000) |  | $ 3,700,000 | $ 0 |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  |  |  |  | 15,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other |  | 16,880,000 |  | 16,880,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  | 11,631,000 |  | 11,631,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  | 41,960,000 |  | 41,960,000 |  |
Goodwill, Acquired During Period |  |  |  | 15,560,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  | 86,031,000 |  | 86,031,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  | 7,189,000 |  | 7,189,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  | 7,189,000 |  | 7,189,000 |  |
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  | 78,842,000 |  | 78,842,000 |  |
Business Combination, Liabilities Arising from Contingencies, Amount Recognized |  |  |  |  |  | 7,600,000
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Low |  |  |  |  |  | $ 0
Business Combination, Contingent Consideration, Liability |  | 11,300,000 |  | 11,300,000 |  |
Indefinite-Lived Trademarks |  | 3,300,000 |  | 3,300,000 |  |
Finite-Lived Customer Relationships, Gross |  | 37,200,000 |  | 37,200,000 |  |
Other Finite-Lived Intangible Assets, Gross |  | 1,500,000 |  | 1,500,000 |  |
Business Acquisition, Pro Forma Revenue |  | 256,851,000 | $ 198,894,000 | 730,454,000 | 561,718,000 |
Business Acquisition, Pro Forma Depreciation, Amortization, and Accretion |  | 29,460,000 | 27,307,000 | 85,857,000 | 82,256,000 |
Business Acquisition, Pro Forma Gross Profit |  | 41,330,000 | 46,335,000 | 120,586,000 | 100,837,000 |
Business Acquisition, Pro Forma Income (Loss) from Continuing Operations, Net of Tax |  | (12,852,000) | 1,255,000 | (43,840,000) | (8,028,000) |
Business Acquisition, Pro Forma Net Income (Loss) |  | (6,936,000) | $ 5,257,000 | (64,348,000) | $ (5,269,000) |
Amortization of Intangible Assets |  |  |  | 1,700,000 |  |
Business Acquisition, Transaction Costs |  | $ 400,000 |  | 400,000 |  |
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual |  |  |  | $ 65,000,000 |  |
Minimum [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  | 5 years |  |
Minimum [Member] | Machinery and Equipment [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  |  | 3 years |  |
Minimum [Member] | Automobiles [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  |  | 3 years |  |
Maximum [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  | 16 years |  |
Maximum [Member] | Machinery and Equipment [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  |  | 15 years |  |
Maximum [Member] | Automobiles [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  |  | 4 years |  |
Working Capital [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability |  |  |  | $ 1,000,000 |  |

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