Commitments and Contingencies - Additional Information (Detail) MMBTU in Millions				1 Months Ended			3 Months Ended	12 Months Ended
	Mar. 31, 2016 USD ($) Settlement	Mar. 03, 2016 T	May. 01, 2015 USD ($)	Jan. 31, 2016 USD ($)	Sep. 30, 2015 USD ($)	Dec. 31, 2014 Violation	Mar. 31, 2016 USD ($) MMBTU Settlement $ / MMBTU	Dec. 31, 2002 Subsidiary	Dec. 31, 2012 USD ($)
Commitments And Contingencies [Line Items]
Natural gas purchase commitments | MMBTU							5.4
Month purchase commitment period ends natural gas							2016-12
Natural gas purchase commitments weighted average cost, per unit | $ / MMBTU							2.68
Natural gas purchase commitments weighted average cost, amount							$ 14,400,000
Natural gas purchase commitments weighted average market value per unit | $ / MMBTU							2.29
Natural gas purchase commitments weighted average market value, amount							$ 12,300,000
Accrued liabilities for environmental matters	$ 372,000						372,000
Penalty related to discharge water permit									$ 100,000
Estimated litigation liability	0						$ 0
Percentage of payment of investigation costs agreed by Hallowell Facility							50.00%
Insurance coverage of general liability and auto liability risks	$ 100,000,000						$ 100,000,000
Product liability deductible per claim							$ 250,000
Confidential settlement agreement with family groups | Settlement	3						3
Liability reserve	$ 0						$ 0
Pre-litigation demand amount			$ 18,000,000
Insurance Claims [Member]
Commitments And Contingencies [Line Items]
Accrued general liability insurance claims	636,000						636,000
Cherokee Facility [Member]
Commitments And Contingencies [Line Items]
Accrued liabilities for environmental matters	100,000						$ 100,000
Number of alleged violations | Violation						11
Environmental loss contingencies civil penalty paid	$ 26,000
Hallowell Facility [Member]
Commitments And Contingencies [Line Items]
Number of subsidiaries under Chemical Business that sold their operating assets | Subsidiary								2
Coffeyville Resources Nitrogen Fertilizers L L C
Commitments And Contingencies [Line Items]
Initial terms of agreement		3 years
Purchase agreement advance written notice termination period		180 days
Global Industrial Inc [Member]
Commitments And Contingencies [Line Items]
Claimed amount payable by Global for certain work				$ 3,600,000	$ 18,000,000
Estimated amount paid to Global of disputed amount					6,000,000
Adjusted Estimated Claim Amount				5,000,000
Liability amount				$ 0
Global Industrial Inc [Member] | EL Dorado Ammonia L.L.C [Member]
Commitments And Contingencies [Line Items]
Estimated amount paid to Global of disputed amount					$ 3,500,000
Pryor Chemical Company [Member]
Commitments And Contingencies [Line Items]
Agreement termination notice date							Mar. 01, 2016
Agreement Termination effective date							May 31, 2016
Maximum purchase commitment of urea ammonium nitrate tons per year | T		30,000
Maximum purchase commitment of urea ammonium nitrate tons per quarter | T		10,000
Purchase agreement advance written notice termination period		90 days
Pryor Chemical Company [Member] | Minimum [Member]
Commitments And Contingencies [Line Items]
Percentage of storage capacity utilized	75.00%						75.00%
Climate Control [Member] | Insurance Policy One [Member]
Commitments And Contingencies [Line Items]
Product liability deductible per claim							$ 250,000
Climate Control [Member] | Insurance Policy Two [Member]
Commitments And Contingencies [Line Items]
Product liability deductible per claim							$ 500,000