Supplementary Guarantor Information (Tables)

12 Months Ended

Dec. 31, 2017

Supplemental Guarantor Information [Abstract]

Condensed Statements of Comprehensive Income (Loss)

Condensed Statements of Comprehensive Income (Loss)
Year Ended December 31, 2017
	AK Holding			AK Steel			Guarantor Subsidiaries of the Senior Notes		Other Non-Guarantor Subsidiaries			Eliminations			Consolidated Company
Net sales	$	—		$	5,755.1		$	285.9	$	496.3		$	(456.8	)	$	6,080.5
Cost of products sold (exclusive of items shown separately below)	—			5,082.0			197.7		387.2			(413.8		)	5,253.1
Selling and administrative expenses (exclusive of items shown separately below)	3.7			285.5			13.5		26.9			(44.7		)	284.9
Depreciation	—			189.3			7.5		29.2			—			226.0
Charge (credit) for termination of pellet agreement and related transportation costs	—			(19.3		)	—		—			—			(19.3		)
Asset impairment charge	—			75.6			—		—			—			75.6
Total operating costs	3.7			5,613.1			218.7		443.3			(458.5		)	5,820.3
Operating profit (loss)	(3.7		)	142.0			67.2		53.0			1.7			260.2
Pension and OPEB expense (income)	—			(71.9		)	—		—			—			(71.9		)
Interest expense	—			150.3			—		2.0			—			152.3
Other income (expense)	—			(30.1		)	11.4		5.4			(3.8		)	(17.1		)
Income (loss) before income taxes	(3.7		)	33.5			78.6		56.4			(2.1		)	162.7
Income tax expense (benefit)	—			(29.4		)	29.9		(1.8		)	(0.9		)	(2.2		)
Equity in net income (loss) of subsidiaries	107.2			44.3			—		—			(151.5		)	—
Net income (loss)	103.5			107.2			48.7		58.2			(152.7		)	164.9
Less: Net income attributable to noncontrolling interests	—			—			—		61.4			—			61.4
Net income (loss) attributable to AK Steel Holding Corporation	103.5			107.2			48.7		(3.2		)	(152.7		)	103.5
Other comprehensive income (loss)	38.5			38.5			—		4.7			(43.2		)	38.5
Comprehensive income (loss) attributable to AK Steel Holding Corporation	$	142.0		$	145.7		$	48.7	$	1.5		$	(195.9	)	$	142.0

Condensed Statements of Comprehensive Income (Loss)
Year Ended December 31, 2016
	AK Holding			AK Steel			Guarantor Subsidiaries of the Senior Notes		Other Non-Guarantor Subsidiaries			Eliminations			Consolidated Company
Net sales	$	—		$	5,681.0		$	250.9	$	411.5		$	(460.9	)	$	5,882.5
Cost of products sold (exclusive of items shown separately below)	—			5,044.8			171.7		299.4			(416.2		)	5,099.7
Selling and administrative expenses (exclusive of items shown separately below)	4.4			282.7			12.7		22.6			(43.3		)	279.1
Depreciation	—			187.8			7.0		21.8			—			216.6
Charge (credit) for termination of pellet agreement and related transportation costs	—			69.5			—		—			—			69.5
Total operating costs	4.4			5,584.8			191.4		343.8			(459.5		)	5,664.9
Operating profit (loss)	(4.4		)	96.2			59.5		67.7			(1.4		)	217.6
Interest expense	—			162.3			—		1.6			—			163.9
Pension and OPEB expense (income)	—			16.5			—		—			—			16.5
Other income (expense)	—			(16.4		)	8.1		8.6			(5.2		)	(4.9		)
Income (loss) before income taxes	(4.4		)	(99.0		)	67.6		74.7			(6.6		)	32.3
Income tax expense (benefit)	—			(43.7		)	25.7		3.6			(2.5		)	(16.9		)
Equity in net income (loss) of subsidiaries	(12.4		)	42.9			—		(0.7		)	(29.8		)	—
Net income (loss)	(16.8		)	(12.4		)	41.9		70.4			(33.9		)	49.2
Less: Net income attributable to noncontrolling interests	—			—			—		66.0			—			66.0
Net income (loss) attributable to AK Steel Holding Corporation	(16.8		)	(12.4		)	41.9		4.4			(33.9		)	(16.8		)
Other comprehensive income (loss)	124.6			124.6			—		(1.5		)	(123.1		)	124.6
Comprehensive income (loss) attributable to AK Steel Holding Corporation	$	107.8		$	112.2		$	41.9	$	2.9		$	(157.0	)	$	107.8

Condensed Statements of Comprehensive Income (Loss)
Year Ended December 31, 2015
	AK Holding			AK Steel			Guarantor Subsidiaries of the Senior Notes		Other Non-Guarantor Subsidiaries			Eliminations			Consolidated Company
Net sales	$	—		$	6,498.2		$	256.2	$	533.0		$	(594.5	)	$	6,692.9
Cost of products sold (exclusive of items shown separately below)	—			6,205.7			166.2		425.1			(543.7		)	6,253.3
Selling and administrative expenses (exclusive of items shown separately below)	4.9			271.4			13.1		22.6			(49.1		)	262.9
Depreciation	—			187.7			7.4		20.9			—			216.0
Charge for facility idling	—			28.1			—		—			—			28.1
Total operating costs	4.9			6,692.9			186.7		468.6			(592.8		)	6,760.3
Operating profit (loss)	(4.9		)	(194.7		)	69.5		64.4			(1.7		)	(67.4		)
Interest expense	—			171.0			—		2.0			—			173.0
Pension and OPEB expense (income)	—			58.9			—		—			—			58.9
Impairment of Magnetation investment	—			—			—		(256.3		)	—			(256.3		)
Impairment of AFSG investment	—			—			—		(41.6		)	—			(41.6		)
Other income (expense)	—			6.4			6.6		(11.6		)	—			1.4
Income (loss) before income taxes	(4.9		)	(418.2		)	76.1		(247.1		)	(1.7		)	(595.8		)
Income tax expense (benefit)	—			(29.9		)	28.9		(4.6		)	(0.7		)	(6.3		)
Equity in net income (loss) of subsidiaries	(647.4		)	(259.1		)	—		0.6			905.9			—
Net income (loss)	(652.3		)	(647.4		)	47.2		(241.9		)	904.9			(589.5		)
Less: Net income attributable to noncontrolling interests	—			—			—		62.8			—			62.8
Net income (loss) attributable to AK Steel Holding Corporation	(652.3		)	(647.4		)	47.2		(304.7		)	904.9			(652.3		)
Other comprehensive income (loss)	8.7			8.7			—		(3.1		)	(5.6		)	8.7
Comprehensive income (loss) attributable to AK Steel Holding Corporation	$	(643.6	)	$	(638.7	)	$	47.2	$	(307.8	)	$	899.3		$	(643.6	)

Condensed Balance Sheets

Condensed Balance Sheets
December 31, 2017
	AK Holding			AK Steel			Guarantor Subsidiaries of the Senior Notes			Other Non-Guarantor Subsidiaries			Eliminations			Consolidated Company
ASSETS
Current assets:
Cash and cash equivalents	$	—		$	14.5		$	7.2		$	16.3		$	—		$	38.0
Accounts receivable, net	—			432.4			33.2			65.4			(13.2		)	517.8
Inventory, net	—			1,231.5			55.1			108.3			(9.9		)	1,385.0
Other current assets	—			124.7			0.2			5.4			—			130.3
Total current assets	—			1,803.1			95.7			195.4			(23.1		)	2,071.1
Property, plant and equipment	—			6,004.0			181.5			646.3			—			6,831.8
Accumulated depreciation	—			(4,620.8		)	(94.8		)	(130.0		)	—			(4,845.6		)
Property, plant and equipment, net	—			1,383.2			86.7			516.3			—			1,986.2
Other non-current assets:
Investment in subsidiaries	(3,127.4		)	1,844.9			—			67.5			1,215.0			—
Inter-company accounts	3,082.8			—			1,523.1			—			(4,605.9		)	—
Goodwill and intangible assets	—			—			32.8			273.9			—			306.7
Other non-current assets	—			66.3			0.2			44.3			—			110.8
TOTAL ASSETS	$	(44.6	)	$	5,097.5		$	1,738.5		$	1,097.4		$	(3,414.0	)	$	4,474.8
LIABILITIES AND EQUITY (DEFICIT)
Current liabilities:
Accounts payable	$	—		$	623.3		$	17.9		$	50.9		$	(1.7	)	$	690.4
Accrued liabilities	—			228.2			7.8			34.5			—			270.5
Current portion of pension and other postretirement benefit obligations	—			39.7			—			0.4			—			40.1
Total current liabilities	—			891.2			25.7			85.8			(1.7		)	1,001.0
Non-current liabilities:
Long-term debt	—			2,110.1			—			—			—			2,110.1
Pension and other postretirement benefit obligations	—			890.8			—			3.4			—			894.2
Inter-company accounts	—			4,199.6			—			489.1			(4,688.7		)	—
Other non-current liabilities	—			133.2			1.0			34.7			—			168.9
TOTAL LIABILITIES	—			8,224.9			26.7			613.0			(4,690.4		)	4,174.2
Equity (deficit):
Total stockholders’ equity (deficit)	(44.6		)	(3,127.4		)	1,711.8			139.2			1,276.4			(44.6		)
Noncontrolling interests	—			—			—			345.2			—			345.2
TOTAL EQUITY (DEFICIT)	(44.6		)	(3,127.4		)	1,711.8			484.4			1,276.4			300.6
TOTAL LIABILITIES AND EQUITY (DEFICIT)	$	(44.6	)	$	5,097.5		$	1,738.5		$	1,097.4		$	(3,414.0	)	$	4,474.8

Condensed Balance Sheets
December 31, 2016
	AK Holding			AK Steel			Guarantor Subsidiaries of the Senior Notes			Other Non-Guarantor Subsidiaries			Eliminations			Consolidated Company
ASSETS
Current assets:
Cash and cash equivalents	$	—		$	147.9		$	4.4		$	20.9		$	—		$	173.2
Accounts receivable, net	—			400.4			30.3			19.6			(8.3		)	442.0
Inventory, net	—			1,158.4			43.7			42.0			(11.5		)	1,232.6
Other current assets	—			91.5			0.2			2.9			—			94.6
Total current assets	—			1,798.2			78.6			85.4			(19.8		)	1,942.4
Property, plant and equipment	—			5,857.9			175.9			535.2			—			6,569.0
Accumulated depreciation	—			(4,365.8		)	(87.2		)	(101.6		)	—			(4,554.6		)
Property, plant and equipment, net	—			1,492.1			88.7			433.6			—			2,014.4
Other non-current assets:
Investment in subsidiaries	(3,164.7		)	1,402.9			—			67.5			1,694.3			—
Inter-company accounts	2,951.6			—			1,462.3			—			(4,413.9		)	—
Goodwill and intangible assets	—			—			32.8			—			—			32.8
Other non-current assets	—			73.0			0.2			38.9			—			112.1
TOTAL ASSETS	$	(213.1	)	$	4,766.2		$	1,662.6		$	625.4		$	(2,739.4	)	$	4,101.7
LIABILITIES AND EQUITY (DEFICIT)
Current liabilities:
Accounts payable	$	—		$	557.7		$	16.7		$	15.0		$	0.5		$	589.9
Accrued liabilities	—			213.7			7.0			13.4			—			234.1
Current portion of pension and other postretirement benefit obligations	—			41.0			—			0.3			—			41.3
Total current liabilities	—			812.4			23.7			28.7			0.5			865.3
Non-current liabilities:
Long-term debt	—			1,816.6			—			—			—			1,816.6
Pension and other postretirement benefit obligations	—			1,090.4			—			3.3			—			1,093.7
Inter-company accounts	—			4,036.9			—			458.4			(4,495.3		)	—
Other non-current liabilities	—			153.3			1.6			0.1			—			155.0
TOTAL LIABILITIES	—			7,909.6			25.3			490.5			(4,494.8		)	3,930.6
EXCHANGEABLE NOTES EXCHANGE FEATURE	—			21.3			—			—			—			21.3
Equity (deficit):
Total stockholders’ equity (deficit)	(213.1		)	(3,164.7		)	1,637.3			(228.0		)	1,755.4			(213.1		)
Noncontrolling interests	—			—			—			362.9			—			362.9
TOTAL EQUITY (DEFICIT)	(213.1		)	(3,164.7		)	1,637.3			134.9			1,755.4			149.8
TOTAL LIABILITIES AND EQUITY (DEFICIT)	$	(213.1	)	$	4,766.2		$	1,662.6		$	625.4		$	(2,739.4	)	$	4,101.7

Condensed Statements of Cash Flows

Condensed Statements of Cash Flows
Year Ended December 31, 2017
	AK Holding			AK Steel			Guarantor Subsidiaries of the Senior Notes			Other Non-Guarantor Subsidiaries			Eliminations			Consolidated Company
Net cash flows from operating activities	$	(2.5	)	$	67.3		$	73.3		$	61.7		$	(1.0	)	$	198.8
Cash flows from investing activities:
Capital investments	—			(131.8		)	(5.6		)	(15.1		)	—			(152.5		)
Investment in acquired business, net of cash acquired	—			(360.4		)	—			—			—			(360.4		)
Other investing items, net	—			4.0			—			0.2			—			4.2
Net cash flows from investing activities	—			(488.2		)	(5.6		)	(14.9		)	—			(508.7		)
Cash flows from financing activities:
Net borrowings (repayments) under credit facility	—			450.0			—			—			—			450.0
Proceeds from issuance of long-term debt	—			680.0			—			—			—			680.0
Redemption of long-term debt	—			(848.4		)	—			—			—			(848.4		)
Debt issuance costs	—			(25.3		)	—			—			—			(25.3		)
Inter-company activity	5.0			31.2			(64.9		)	27.7			1.0			—
SunCoke Middletown distributions to noncontrolling interest owners	—			—			—			(79.1		)	—			(79.1		)
Other financing items, net	(2.5		)	—			—			—			—			(2.5		)
Net cash flows from financing activities	2.5			287.5			(64.9		)	(51.4		)	1.0			174.7
Net increase (decrease) in cash and cash equivalents	—			(133.4		)	2.8			(4.6		)	—			(135.2		)
Cash and equivalents, beginning of year	—			147.9			4.4			20.9			—			173.2
Cash and equivalents, end of year	$	—		$	14.5		$	7.2		$	16.3		$	—		$	38.0

Condensed Statements of Cash Flows
Year Ended December 31, 2016
	AK Holding			AK Steel			Guarantor Subsidiaries of the Senior Notes			Other Non-Guarantor Subsidiaries			Eliminations			Consolidated Company
Net cash flows from operating activities	$	(3.1	)	$	186.5		$	44.3		$	92.2		$	(15.3	)	$	304.6
Cash flows from investing activities:
Capital investments	—			(116.0		)	(8.8		)	(2.8		)	—			(127.6		)
Other investing items, net	—			3.0			—			(0.7		)	—			2.3
Net cash flows from investing activities	—			(113.0		)	(8.8		)	(3.5		)	—			(125.3		)
Cash flows from financing activities:
Net borrowings (repayments) under credit facility	—			(550.0		)	—			—			—			(550.0		)
Proceeds from issuance of long-term debt	—			380.0			—			—			—			380.0
Redemption of long-term debt	—			(392.8		)	—			—			—			(392.8		)
Proceeds from issuance of common stock	600.4			—			—			—			—			600.4
Debt issuance costs	—			(20.4		)	—			—			—			(20.4		)
Inter-company activity	(602.4		)	630.5			(36.8		)	(6.6		)	15.3			—
SunCoke Middletown distributions to noncontrolling interest owners	—			—			—			(85.1		)	—			(85.1		)
Other financing items, net	5.1			0.1			—			—			—			5.2
Net cash flows from financing activities	3.1			47.4			(36.8		)	(91.7		)	15.3			(62.7		)
Net increase (decrease) in cash and cash equivalents	—			120.9			(1.3		)	(3.0		)	—			116.6
Cash and equivalents, beginning of year	—			27.0			5.7			23.9			—			56.6
Cash and equivalents, end of year	$	—		$	147.9		$	4.4		$	20.9		$	—		$	173.2

Condensed Statements of Cash Flows
Year Ended December 31, 2015
	AK Holding			AK Steel			Guarantor Subsidiaries of the Senior Notes			Other Non-Guarantor Subsidiaries			Eliminations			Consolidated Company
Net cash flows from operating activities	$	(3.7	)	$	49.0		$	50.6		$	108.1		$	(3.7	)	$	200.3
Cash flows from investing activities:
Capital investments	—			(85.0		)	(9.0		)	(5.0		)	—			(99.0		)
Proceeds from sale of equity investee	—			25.0			—			—			—			25.0
Proceeds from AFSG Holdings, Inc. distribution	—			—			—			14.0			—			14.0
Other investing items, net	—			12.5			—			—			—			12.5
Net cash flows from investing activities	—			(47.5		)	(9.0		)	9.0			—			(47.5		)
Cash flows from financing activities:
Net borrowings (repayments) under credit facility	—			(55.0		)	—			—			—			(55.0		)
Redemption of long-term debt	—			(14.1		)	—			—			—			(14.1		)
Inter-company activity	4.7			66.1			(40.4		)	(34.1		)	3.7			—
SunCoke Middletown distributions to noncontrolling interest owners	—			—			—			(96.3		)	—			(96.3		)
Other financing items, net	(1.0		)	—			—			—			—			(1.0		)
Net cash flows from financing activities	3.7			(3.0		)	(40.4		)	(130.4		)	3.7			(166.4		)
Net increase (decrease) in cash and cash equivalents	—			(1.5		)	1.2			(13.3		)	—			(13.6		)
Cash and equivalents, beginning of year	—			28.5			4.5			37.2			—			70.2
Cash and equivalents, end of year	$	—		$	27.0		$	5.7		$	23.9		$	—		$	56.6