SIGNIFICANT ACCOUNTING POLICIES (Details)	1 Months Ended	12 Months Ended
	Apr. 30, 2014 USD ($)	Dec. 31, 2015 USD ($) Segment Facility Customer Terminal	Dec. 31, 2014 USD ($) Customer	Dec. 31, 2013 USD ($) Customer	Jun. 27, 2014 USD ($)	Dec. 10, 2013 USD ($)
Accounts Receivable and Allowance for Doubtful Accounts
Allowance for doubtful accounts		$ 1,900,000	$ 400,000
Accounting for Renewable Identification Numbers
RINS obligations included in accrued liabilities		500,000	600,000
RINS included in prepaid expenses and other current assets		1,400,000	1,000,000
Property, Plant and Equipment, net
Interest on construction of assets capitalized		0	600,000	$ 0
Depreciation expense		19,200,000	15,200,000	13,700,000
Depletion expense		2,000,000	1,200,000	29,000
Impairment or Disposal of Long-Lived Assets
Impairment of long-lived assets		0	0
Intangible Assets Other Than Goodwill
Amortization expense		7,200,000	8,400,000	7,100,000
Railcar Freight Costs
Capitalized transportation costs, non current		11,800,000	8,300,000
Mining and Wet Sand processing Agreement
Purchase commitment, period of contract	5 years
Capital leased assets, gross	$ 3,300,000	3,300,000
Changes in the asset retirement obligation
Beginning balance		2,386,000	1,414,000
Additions		113,000	934,000
Accretion		80,000	38,000
Reclamation costs		(9,000)	0
Ending balance		2,570,000	2,386,000	1,414,000
Motor Fuel Taxes
Cost of fuel		50,900,000	50,100,000	$ 47,000,000
Environmental Costs
Accrued expenses related to environmental costs		0	0
Fair Value of Financial Instruments
Maximum borrowing capacity					$ 350,000,000
Concentration of Credit Risk
Insurance coverage per depositor at each financial institution		$ 250,000
Segments
Number of reportable segments | Segment		2
Number of operating business segments | Segment		2
Senior secured revolving credit facility
Fair Value of Financial Instruments
Maximum borrowing capacity		$ 350,000,000	$ 350,000,000			$ 200,000,000
Trade names
Intangible Assets Other Than Goodwill
Amortization period		15 years
Patents
Intangible Assets Other Than Goodwill
Amortization period		30 months
Customer relationships
Intangible Assets Other Than Goodwill
Amortization period		15 years
Supply and transportation agreements
Intangible Assets Other Than Goodwill
Amortization period		54 months
Trade accounts receivable balance | Credit concentration risk
Concentration of Credit Risk
Number of top customers | Customer		2
Revenues | Customer concentration risk
Concentration of Credit Risk
Number of top customers | Customer		0	0	0
Minimum
Railcar Freight Costs
Term of agreement		5 years
Mining and Wet Sand processing Agreement
Purchase commitment, period of contract			5 years
Minimum | Building and land improvements including assets under capital lease
Property, Plant and Equipment, net
Useful lives		10 years
Minimum | Tanks and equipment
Property, Plant and Equipment, net
Useful lives		7 years
Minimum | Railroad and related improvements
Property, Plant and Equipment, net
Useful lives		20 years
Minimum | Machinery and equipment
Property, Plant and Equipment, net
Useful lives		5 years
Minimum | Plant equipment including assets under capital lease
Property, Plant and Equipment, net
Useful lives		5 years
Minimum | Industrial vehicles
Property, Plant and Equipment, net
Useful lives		3 years
Minimum | Furniture, office equipment and software
Property, Plant and Equipment, net
Useful lives		3 years
Minimum | Leasehold improvements
Property, Plant and Equipment, net
Useful lives		3 years
Maximum
Railcar Freight Costs
Term of agreement		7 years
Mining and Wet Sand processing Agreement
Purchase commitment, period of contract			10 years
Maximum | Building and land improvements including assets under capital lease
Property, Plant and Equipment, net
Useful lives		39 years
Maximum | Tanks and equipment
Property, Plant and Equipment, net
Useful lives		40 years
Maximum | Railroad and related improvements
Property, Plant and Equipment, net
Useful lives		40 years
Maximum | Machinery and equipment
Property, Plant and Equipment, net
Useful lives		10 years
Maximum | Plant equipment including assets under capital lease
Property, Plant and Equipment, net
Useful lives		7 years
Maximum | Industrial vehicles
Property, Plant and Equipment, net
Useful lives		7 years
Maximum | Furniture, office equipment and software
Property, Plant and Equipment, net
Useful lives		7 years
Maximum | Leasehold improvements
Property, Plant and Equipment, net
Useful lives		5 years
Fuel Segment
Segments
Number of terminals | Terminal		2
Number of transmix processing facilities | Facility		2
Customer One | Trade accounts receivable balance | Credit concentration risk
Concentration of Credit Risk
Concentration risk percentage		12.00%	24.00%
Customer Two | Trade accounts receivable balance | Credit concentration risk
Concentration of Credit Risk
Concentration risk percentage		12.00%	15.00%
Customer Three | Trade accounts receivable balance | Credit concentration risk
Concentration of Credit Risk
Concentration risk percentage		11.00%