Financial Statements for Guarantors of the Senior Notes (Details 2) - USD ($) $ in Millions	Jun. 30, 2016		Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014
Assets:
Cash and cash equivalents	$ 614.0	[1]	$ 786.0	$ 583.8	$ 887.9
Short-term marketable securities	200.0	[1]	84.9
Receivables, net of allowance	439.3	[1]	369.9
Income tax receivable	68.9	[1]	94.9
Inventory	882.6	[1]	943.1
Property, plant, and equipment, net	5,606.6	[1]	5,348.0
Investments in and advances to subsidiaries	0.0		0.0
Restricted cash	183.3	[1]	195.8
Goodwill and other assets	1,040.7		1,063.3
Total assets	9,035.4	[1]	8,885.9
Liabilities:
Accounts payable	221.2	[1]	216.8
Accrued liabilities	459.3	[1]	529.6
Debt	3,129.6	[1]	3,195.4
Deferred income	25.0	[1]	27.1
Deferred income taxes	902.8	[1]	752.2
Advances from subsidiaries	0.0		0.0
Other liabilities	120.2	[1]	116.1
Total stockholders' equity	4,177.3	[1]	4,048.7
Total liabilities and stockholders' equity	9,035.4	[1]	8,885.9
Reportable legal entities | Parent
Assets:
Cash and cash equivalents	592.6		768.3	524.9	827.7
Short-term marketable securities	200.0		84.9
Receivables, net of allowance	0.0		0.1
Income tax receivable	68.9		94.9
Inventory	0.0		0.0
Property, plant, and equipment, net	42.5		37.7
Investments in and advances to subsidiaries	6,508.0		6,262.9
Restricted cash	0.0		0.0
Goodwill and other assets	204.4		178.8
Total assets	7,616.4		7,427.6
Liabilities:
Accounts payable	5.7		9.9
Accrued liabilities	202.8		224.9
Debt	809.5		800.6
Deferred income	0.0		0.0
Deferred income taxes	68.1		31.2
Advances from subsidiaries	2,248.6		2,212.2
Other liabilities	104.4		100.1
Total stockholders' equity	4,177.3		4,048.7
Total liabilities and stockholders' equity	7,616.4		7,427.6
Reportable legal entities | Combined Guarantor Subsidiaries
Assets:
Cash and cash equivalents	1.3		1.7	1.6	11.1
Short-term marketable securities	0.0		0.0
Receivables, net of allowance	235.7		196.3
Income tax receivable	0.0		0.0
Inventory	602.5		634.1
Property, plant, and equipment, net	1,941.2		1,597.0
Investments in and advances to subsidiaries	3,647.0		3,633.1
Restricted cash	3.2		0.2
Goodwill and other assets	586.2		579.8
Total assets	7,017.1		6,642.2
Liabilities:
Accounts payable	91.8		62.9
Accrued liabilities	174.8		137.3
Debt	34.0		35.6
Deferred income	23.4		25.4
Deferred income taxes	832.5		711.3
Advances from subsidiaries	0.0		0.0
Other liabilities	13.5		13.6
Total stockholders' equity	5,847.1		5,656.1
Total liabilities and stockholders' equity	7,017.1		6,642.2
Reportable legal entities | Combined Non-Guarantor Subsidiaries
Assets:
Cash and cash equivalents	46.0		51.1	96.3	89.4
Short-term marketable securities	0.0		0.0
Receivables, net of allowance	203.6		173.5
Income tax receivable	0.0		0.0
Inventory	297.9		325.4
Property, plant, and equipment, net	4,105.9		4,204.3
Investments in and advances to subsidiaries	981.3		908.5
Restricted cash	154.2		160.5
Goodwill and other assets	305.1		304.7
Total assets	6,094.0		6,128.0
Liabilities:
Accounts payable	123.7		144.3
Accrued liabilities	136.7		168.5
Debt	2,286.1		2,359.2
Deferred income	1.6		1.7
Deferred income taxes	1.9		9.4
Advances from subsidiaries	0.0		0.0
Other liabilities	2.3		2.4
Total stockholders' equity	3,541.7		3,442.5
Total liabilities and stockholders' equity	6,094.0		6,128.0
Eliminations
Assets:
Cash and cash equivalents	(25.9)		(35.1)	$ (39.0)	$ (40.3)
Short-term marketable securities	0.0		0.0
Receivables, net of allowance	0.0		0.0
Income tax receivable	0.0		0.0
Inventory	(17.8)		(16.4)
Property, plant, and equipment, net	(483.0)		(491.0)
Investments in and advances to subsidiaries	(11,136.3)		(10,804.5)
Restricted cash	25.9		35.1
Goodwill and other assets	(55.0)		0.0
Total assets	(11,692.1)		(11,311.9)
Liabilities:
Accounts payable	0.0		(0.3)
Accrued liabilities	(55.0)		(1.1)
Debt	0.0		0.0
Deferred income	0.0		0.0
Deferred income taxes	0.3		0.3
Advances from subsidiaries	(2,248.6)		(2,212.2)
Other liabilities	0.0		0.0
Total stockholders' equity	(9,388.8)		(9,098.6)
Total liabilities and stockholders' equity	$ (11,692.1)		$ (11,311.9)

[1] (unaudited)