Acquisitions (Details) (USD $)
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0 Months Ended | 0 Months Ended | 3 Months Ended | 12 Months Ended | 0 Months Ended | 1 Months Ended | ||||||||||||
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Nov. 02, 2012
Acquisition of NESA
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Jun. 30, 2013
Acquisition of NESA
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Nov. 02, 2012
Acquisition of NESA
Vendor contract intangible asset
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Nov. 02, 2012
Acquisition of NESA
Covenants not to compete
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Nov. 02, 2012
Acquisition of NESA
Other intangible asset
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Nov. 02, 2012
Acquisition of NESA
Minimum
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Nov. 02, 2012
Acquisition of NESA
Maximum
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Mar. 31, 2013
Jacobs Trading, LLC
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Dec. 31, 2012
Jacobs Trading, LLC
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Dec. 31, 2013
Jacobs Trading, LLC
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Dec. 31, 2012
Jacobs Trading, LLC
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Sep. 30, 2012
Jacobs Trading, LLC
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Jun. 30, 2013
Jacobs Trading, LLC
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Oct. 02, 2011
Jacobs Trading, LLC
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Oct. 02, 2011
Jacobs Trading, LLC
Restricted shares
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Oct. 02, 2011
Jacobs Trading, LLC
Restricted shares
Level 3
Put Option Analysis
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Nov. 30, 2012
Jacobs Trading, LLC
Seller subordinated unsecured note
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Oct. 02, 2011
Jacobs Trading, LLC
Seller subordinated unsecured note
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Acquisitions | ||||||||||||||||||
Upfront cash payment | $ 18,300,000 | $ 80,000,000 | ||||||||||||||||
Fixed interest rate (as a percent) | 5.00% | |||||||||||||||||
Note issued to seller | 40,000,000 | |||||||||||||||||
Stock consideration paid for acquisition (in shares) | 900,171 | |||||||||||||||||
Stock consideration | 24,500,000 | |||||||||||||||||
Discount rate (as a percent) | 15.00% | |||||||||||||||||
Number of months for which stock is not freely tradable | 6 months | |||||||||||||||||
Period after the closing date of acquisition during which EBITDA earned is used to calculate the earn-out | P36M | P48M | ||||||||||||||||
Period of actual performance of the acquiree entity after the closing date of acquisition to calculate the earn-out | 12 months | 12 months | ||||||||||||||||
Percentage EBITDA growth capped | 20.00% | |||||||||||||||||
Possible total earn out payment, low end of range | 0 | |||||||||||||||||
Possible total earn out payment, high end of range | 37,700,000 | 30,000,000 | ||||||||||||||||
Estimated fair value of earn-out, acquisition date | 18,000,000 | 8,300,000 | ||||||||||||||||
Additional liability accrued (liability reversed) | 5,100,000 | 6,200,000 | ||||||||||||||||
Earn-out payments made | 2,200,000 | 17,400,000 | ||||||||||||||||
Estimated fair value of earn-out, end of period | 18,300,000 | 14,500,000 | 0 | |||||||||||||||
Debt paid in full | 40,000,000 | |||||||||||||||||
Purchase consideration allocated to acquired tangible assets, identifiable intangible assets, liabilities assumed and goodwill | ||||||||||||||||||
Cash | 3,760,000 | |||||||||||||||||
Goodwill | 27,009,000 | |||||||||||||||||
Finite-lived intangible assets | 3,936,000 | 1,400,000 | 225,000 | |||||||||||||||
Property and equipment | 234,000 | |||||||||||||||||
Accrued liabilities | (204,000) | |||||||||||||||||
Total consideration | $ 36,360,000 | |||||||||||||||||
Percentage of expected tax deductible of goodwill | 75.00% |