Consolidated Balance Sheets - USD ($) $ in Millions		Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents		$ 70.7	$ 72.5
Short-term investments		10.0	30.0
Receivables:
Trade receivables – net		138.8	116.7
Other		8.6	6.1
Inventories		210.6	219.6
Prepaid expenses and other current assets1	[1]	9.1	56.7
Total current assets		447.8	501.6
Property, plant and equipment – net		504.5	495.4
Deferred tax assets – net1, 2	[1],[2]	197.5	163.3
Intangible assets – net		30.1	30.5
Goodwill		37.2	37.2
Other assets1	[1]	19.5	19.6
Total		1,236.6	1,247.6
Current liabilities:
Accounts payable		70.2	76.7
Accrued salaries, wages and related expenses		33.9	39.8
Other accrued liabilities		56.5	52.7
Short-term capital leases		0.1	0.1
Total current liabilities		160.7	169.3
Net liabilities of Salaried VEBA		18.7	19.0
Deferred tax liabilities		2.1	2.1
Long-term liabilities		72.5	87.5
Long-term debt1	[1]	194.8	194.6
Total liabilities		$ 448.8	$ 472.5
Commitments and contingencies – Note 7
Stockholders' equity:
Preferred stock, 5,000,000 shares authorized at both March 31, 2016 and December 31, 2015; no shares were issued and outstanding at March 31, 2016 and December 31, 2015		$ 0.0	$ 0.0
Common stock, par value $0.01, 90,000,000 shares authorized at both March 31, 2016 and at December 31, 2015; 22,307,219 shares issued and 17,986,521 shares outstanding at March 31, 2016; 22,291,180 shares issued and 18,053,747 shares outstanding at December 31, 2015		0.2	0.2
Additional paid in capital2	[2]	1,037.2	1,037.3
Retained earnings2	[2]	34.1	15.8
Treasury stock, at cost, 4,320,698 shares at March 31, 2016 and 4,237,433 shares at December 31, 2015, respectively		(252.9)	(246.5)
Accumulated other comprehensive loss		(30.8)	(31.7)
Total stockholders' equity		787.8	775.1
Total		$ 1,236.6	$ 1,247.6

[1] See Note 1 for discussion of our adoption of ASU 2015-03, ASU 2015-15 and ASU 2015-17 (as defined in Note 1).

[2] See Note 4 and Note 6 for discussion of our adoption of ASU 2016-09 (as defined in Note 1).