Amount of amortization expense attributable to debt issuance costs.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Gross amount of debt extinguished.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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Long-Term Debt - Debt Issuance Cost (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Aug. 16, 2017	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Aug. 31, 2017	Mar. 31, 2017	Jan. 31, 2017	Dec. 31, 2016	Jan. 06, 2016
Debt Instrument [Line Items]
Debt issuance costs		$ 41,285		$ 41,285					$ 48,248
Loss on extinguishment of debt		15,632	$ 0	35,370	$ 13,423
Debt issuance costs		45,100		45,100
Amortization of debt issuance costs		1,900	$ 1,800	6,309	$ 5,343
Arizona Chemical
Debt Instrument [Line Items]
Debt issuance costs							$ 7,800	$ 2,000
7.0% Senior Notes \| Senior Notes
Debt Instrument [Line Items]
Debt instrument interest rate							7.00%	7.00%
Debt issuance costs		7,593		7,593					0
USD Tranche \| Senior Notes
Debt Instrument [Line Items]
Debt issuance costs						$ 1,300
USD Tranche \| Senior Notes \| Secured Debt
Debt Instrument [Line Items]
Loss on extinguishment of debt				33,700
Extinguishment of debt, amount				758,000
USD Tranche \| Term Loan
Debt Instrument [Line Items]
Debt issuance costs		14,793		14,793					31,662
USD Tranche \| Term Loan \| Secured Debt
Debt Instrument [Line Items]
Extinguishment of debt, amount	$ 366,000
Euro Tranche \| Term Loan
Debt Instrument [Line Items]
Debt issuance costs		3,795		3,795		$ 3,900			0
Euro Tranche \| Term Loan \| Secured Debt
Debt Instrument [Line Items]
Debt instrument interest rate										3.25%
ABL Facility
Debt Instrument [Line Items]
Debt issuance costs		0		0					$ 0
Debt issuance costs		3,800		3,800
ABL Facility \| Other current assets
Debt Instrument [Line Items]
Debt issuance costs		$ 1,200		$ 1,200