Statements of Consolidated Income (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Net sales	$ 335.1		$ 337.4
Cost of products sold:
Cost of products sold, excluding depreciation and amortization and other items	282.9		263.6
Unrealized (gains) losses on derivative instruments	(2.0)		0.7
Depreciation and amortization	7.4		7.0
Selling, administrative, research and development, and general	20.3		21.7
Net periodic pension benefit income relating to VEBAs (includes accumulated other comprehensive income reclassifications related to VEBA of $2.5 and $1.4 for the quarters ended March 31, 2014 and March 31, 2013, respectively)	(5.6)		(5.6)
Total selling, administrative, research and development, and general	14.7		16.1
Total costs and expenses	303.0		287.4
Operating income	32.1		50.0
Other (expense) income:
Interest expense	(8.8)		(9.3)
Other income, net (includes accumulated other comprehensive income reclassifications for realized gains on available for sale securities of $0.1 and $0.4 for the quarters ended March 31, 2014 and March 31, 2013, respectively)	1.9		1.0
Income before income taxes	25.2		41.7
Income tax provision (includes aggregate income tax expense from reclassification items of $(0.9) and $(0.4) for the quarters ended March 31, 2014 and March 31, 2013, respectively)	(9.4)		(8.2)
Net income	$ 15.8		$ 33.5
Earnings per common share, Basic:
Net income per share	$ 0.88		$ 1.75
Earnings per common share, Diluted:
Net income per share	$ 0.85		$ 1.73
Weighted-average number of common shares outstanding (in thousands):
Basic	17,921	[1]	19,143	[1]
Diluted	18,514	[2]	19,366	[2]
Add: dilutive effect of non-vested common shares, restricted stock units, performance shares and market-based shares	122		131

[1] The basic weighted-average number of common shares outstanding during the period excludes non-vested common shares, restricted stock units, performance shares and market-based shares.

[2] The diluted weighted-average number of common shares outstanding during the periods were calculated using the treasury method.