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Long-Term Debt - Schedule of Revolving Credit Facility and Long-Term Debt (Parenthetical) (Detail)								1 Months Ended	12 Months Ended
	Sep. 07, 2016 USD ($)	May 13, 2016 USD ($) Installment	Apr. 02, 2016 Installment	Feb. 05, 2016 USD ($) Installment	Sep. 16, 2015 USD ($)	Apr. 09, 2015 USD ($)	Feb. 01, 2013 USD ($)	Oct. 31, 2016 USD ($)	Dec. 31, 2016 USD ($) Guarantor $ / Unit	Dec. 31, 2015 USD ($)	Aug. 01, 2016	Nov. 09, 2015 USD ($)	Dec. 31, 2013 USD ($)	Aug. 07, 2013 USD ($)
Debt Instrument [Line Items]
Loss on extinguishment of debt									$ 8,703,000
Long-term debt									$ 420,220,000	$ 520,422,000
Earliest redemption date									Aug. 01, 2016
Proceeds of the secured promissory note		$ 4,800,000			$ 15,000,000
Minimum [Member]
Debt Instrument [Line Items]
Notice period of senior secured notes to be redeemed									Not less than 30 days
Maximum [Member]
Debt Instrument [Line Items]
Notice period of senior secured notes to be redeemed									Nor more than 60 days
Climate Control Group [Member]
Debt Instrument [Line Items]
Senior secured notes redeemed								$ 106,900,000
Loss on extinguishment of debt								$ 8,700,000
12.0% Senior Secured Notes Due 2019 [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate												12.00%
Aggregate principal amount of notes sold												$ 50,000,000
Offering date									Nov. 09, 2015
Senior Secured Notes Due 2019 [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate														7.75%
Aggregate principal amount of notes sold														$ 425,000,000
Redeemable principal amount	$ 50,000,000
Redemption price	103.875%
Senior Secured Notes Due 2019 [Member] \| EL Dorado Chemical Company [Member]
Debt Instrument [Line Items]
Proceeds of the secured promissory note				$ 10,000,000
Debt instrument, number of periodic payment \| Installment				40
Maturity date				Jun. 29, 2019
Final balloon payment				$ 6,700,000
Senior Secured Notes [Member]
Debt Instrument [Line Items]
Change in control purchase price									101.00%
Secured Promissory Note Due [Member] \| Zena Energy L.L.C [Member]
Debt Instrument [Line Items]
Proceeds of the secured promissory note							$ 35,000,000
Debt instrument, frequency of interest payment									monthly
Amended Note [Member] \| Zena Energy L.L.C [Member]
Debt Instrument [Line Items]
Debt instrument, number of periodic payment \| Installment			20
Debt instrument basis spread on variable rate			3.00%
Maturity date			Dec. 01, 2017
4.25% Working Capital Revolver Loan [Member]
Debt Instrument [Line Items]
Line of credit facility, interest rate									4.25%	4.25%
Senior Secured Notes Due 2019 [Member]
Debt Instrument [Line Items]
Maturity year									2019	2019
12.0% Senior Secured Notes Due 2019 [Member]
Debt Instrument [Line Items]
Maturity year									2019	2019
Debt instrument, interest rate									12.00%	12.00%
Long-term debt										$ 50,000,000
3.93% Secured Promissory Note Due 2017 [Member]
Debt Instrument [Line Items]
Maturity year									2017	2017
Long-term debt, effective Interest Rate									3.93%	3.93%
Long-term debt									$ 6,566,000	$ 15,856,000
5.73% Secured Promissory Note Due 2019 [Member]
Debt Instrument [Line Items]
Maturity year									2019	2019
Long-term debt, effective Interest Rate									5.73%	5.73%
Long-term debt									$ 9,167,000
5.25% Secured Promissory Note Due 2021 [Member]
Debt Instrument [Line Items]
Maturity year						2021			2021	2021
Long-term debt, effective Interest Rate									5.25%	5.25%
Long-term debt									$ 14,272,000	$ 16,189,000
Proceeds of the secured promissory note						$ 16,200,000
Maturity date									Mar. 26, 2021
Secured promissory note, payment term									Interest only is payable monthly for the first 12 months of the term. Principal and interest are payable monthly for the remaining term of the Secured Promissory Note due 2021.
4.87% Secured Promissory Note Due 2023 [Member]
Debt Instrument [Line Items]
Maturity year									2023	2023
Long-term debt, effective Interest Rate									4.87%	4.87%
Long-term debt									$ 18,645,000	$ 15,000,000
Other [Member]
Debt Instrument [Line Items]
Weighted-average interest rate of other debt									4.57%	4.57%
Long-term debt									$ 4,185,000	$ 7,103,000
7.75% Senior Secured Notes Due 2019 [Member]
Debt Instrument [Line Items]
Maturity year									2019
Debt instrument, interest rate													7.75%
Aggregate principal amount of notes sold													$ 425,000,000
Number of unsecured guarantors \| Guarantor									1
12% Senior Secured Notes [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate	12.00%								12.00%		8.50%
Redeemable principal amount	$ 50,000,000
Redemption price	106.00%
The maximum amount of future pari passu indebtedness									$ 25,000,000
Long-term debt									50,000,000
Interest expense recognized									1,200,000
Senior Secured Notes Due 2019 [Member]
Debt Instrument [Line Items]
Long-term debt									375,000,000	$ 425,000,000
Cash payment for debt holder consent									$ 5,400,000
Cash price per $1,000 principal amount of notes for consent \| $ / Unit									13.25
Other fees incurred									$ 1,400,000
First Priority Secured Notes [Member]
Debt Instrument [Line Items]
Carrying value of the assets									1,100,000,000
Second Priority Secured Notes [Member]
Debt Instrument [Line Items]
Carrying value of the assets									$ 60,400,000
Secured Promissory Note Due 2023 [Member]
Debt Instrument [Line Items]
Debt instrument, number of periodic payment \| Installment		83
Final balloon payment		$ 6,100,000
Loan term after conversion		7 years
Secured Promissory Note Due 2023 [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate		4.87%
Maturity date									May 31, 2023
Debt instrument term									interest at a rate that is based on the monthly LIBOR rate plus a base rate for a total of 4.87% and matures in May 2023
Secured Promissory Note Due 2023 [Member] \| Maximum [Member] \| EL Dorado Ammonia L.L.C [Member]
Debt Instrument [Line Items]
Aggregate principal amount of notes sold					$ 19,800,000