Debt and Financing Obligation (Tables)

6 Months Ended

Jun. 30, 2017

Debt Disclosure [Abstract]

Schedule of Total Debt

Total debt and financing obligation, including the current portion of long-term debt and financing obligation, consisted of the following:

	June 30, 2017			December 31, 2016
	(Dollars in millions)
7.500 percent senior notes, due 2025 ("2025 Partnership Notes")	$	630.0		$	—
7.375 percent senior notes, due 2020 (''2020 Partnership Notes'')	—			463.0
7.625 percent senior notes, due 2019 ("Notes")	44.6			44.6
Partnership's term loan, due 2019 ("Partnership Term Loan")	—			50.0
SunCoke's revolving credit facility, due 2022 ("Revolving Facility")	—			—
Partnership's revolving credit facility, due 2022 and 2019, respectively ("Partnership Revolver")	100.0			172.0
Partnership's promissory note payable, due 2021 ("Promissory Note")	112.6			113.2
5.82 percent financing obligation, due 2021 ("Partnership Financing Obligation")	14.0			15.2
Total borrowings	901.2			858.0
Original issue (discount) premium	(9.3		)	7.5
Debt issuance costs	(17.9		)	(11.4		)
Total debt and financing obligation	874.0			854.1
Less: current portion of long-term debt and financing obligation	3.7			4.9
Total long-term debt and financing obligation	$	870.3		$	849.2