CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 56.2	$ 56.6
Accounts receivable, net	448.5	444.9
Inventory, net	978.3	1,226.3
Other current assets	68.6	78.4
Total current assets	1,551.6	1,806.2
Property, plant and equipment	6,515.0	6,466.0
Accumulated depreciation	(4,485.9)	(4,379.5)
Property, plant and equipment, net	2,029.1	2,086.5
Cash held for retirement of debt	135.4	0.0
Other non-current assets	202.2	191.7
TOTAL ASSETS	3,918.3	4,084.4
Current liabilities:
Accounts payable	602.9	703.4
Accrued liabilities	206.1	261.5
Current portion of pension and other postretirement benefit obligations	77.6	77.7
Total current liabilities	886.6	1,042.6
Non-current liabilities:
Long-term debt	2,078.1	2,354.1
Pension and other postretirement benefit obligations	1,122.5	1,146.9
Other non-current liabilities	131.7	136.4
TOTAL LIABILITIES	4,218.9	4,680.0
Equity (deficit):
Common stock, authorized 300,000,000 shares of $0.01 par value each; issued 238,762,359 and 178,284,137 shares in 2016 and 2015; outstanding 238,207,690 and 177,893,562 shares in 2016 and 2015	2.4	1.8
Additional paid-in capital	2,518.8	2,266.8
Treasury stock, common shares at cost, 554,669 and 390,575 shares in 2016 and 2015	(2.3)	(2.0)
Accumulated deficit	(3,053.3)	(3,057.0)
Accumulated other comprehensive loss	(145.8)	(187.2)
Total stockholders' equity (deficit)	(680.2)	(977.6)
Noncontrolling interests	379.6	382.0
TOTAL EQUITY (DEFICIT)	(300.6)	(595.6)
TOTAL LIABILITIES AND EQUITY (DEFICIT)	3,918.3	4,084.4
Variable Interest Entity, Primary Beneficiary [Member] | SunCoke Middletown [Member]
Current assets:
Cash and cash equivalents	14.1	7.6
Inventory, net	20.2	19.8
Property, plant and equipment	421.6	421.5
Accumulated depreciation	(64.9)	(57.6)
Other Assets (Liabilities), Net	(1.8)	(0.5)
Current liabilities:
Accounts payable	11.6	10.8
Equity (deficit):
Noncontrolling interests	377.6	380.0
Variable Interest Entity, Primary Beneficiary [Member] | Other Variable Interest Entities [Member]
Current assets:
Cash and cash equivalents	1.0	1.1
Property, plant and equipment	11.7	11.5
Accumulated depreciation	(9.5)	(9.4)
Other Assets (Liabilities), Net	1.0	0.9
Equity (deficit):
Noncontrolling interests	$ 2.0	$ 2.0