Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

Goodwill allocated to SunCoke's reportable segments as of March 31, 2016 and changes in the carrying amount of goodwill during the three months ended March 31, 2016 were as follows:

	Domestic Coke		Coal Logistics			Total
	(Dollars in millions)
Net balance at December 31, 2015	$	3.4	$	67.7		$	71.1
Adjustments(1)	—		(0.6		)	(0.6		)
Net balance at March 31, 2016	$	3.4	$	67.1		$	70.5

(1) In the first quarter of 2016, a working capital adjustment to the acquisition date fair value of the acquired net assets decreased the amount of the purchase price allocated to goodwill by $0.6 million.

Schedule of Finite-Lived Intangible Assets

The components of gross and net intangible assets were as follows:

		March 31, 2016						December 31, 2015
	Weighted - Average Remaining Amortization Years	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
		(Dollars in millions)
Customer contracts	6	$	31.7	$	7.0	$	24.7	$	31.7	$	6.1	$	25.6
Customer relationships	14	28.7		2.3		26.4		28.7		1.8		26.9
Permits	26	139.0		3.2		135.8		139.0		1.9		137.1
Trade name	3	1.2		0.6		0.6		1.2		0.6		0.6
Total		$	200.6	$	13.1	$	187.5	$	200.6	$	10.4	$	190.2

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Based on the carrying value of the finite-lived intangible assets as of March 31, 2016, we estimated amortization expense for each of the next five years as follows:

	Amount
	(Dollars in millions)
2016(1)	$	8.4
2017	11.1
2018	11.1
2019	10.9
2020	10.7
2021-Thereafter	135.3
Total	$	187.5

(1) Excludes amortization expense recorded during three months ended March 31, 2016.