Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2011

Stock-based Compensation

Compensation Cost and Related Tax Benefits

	Quarter Ended June  30,						Six Months Ended June  30,
(In millions)	2011			2010			2011			2010
Stock-based compensation expense	$	2.6		$	2.7		$	6.0		$	5.5
Tax benefit		(0.9	)		(0.9	)		(2.1	)		(1.9	)
Stock-based compensation expense, net of taxes	$	1.7		$	1.8		$	3.9		$	3.6

Summary of Stock Option Plan Activity

	Six Months Ended June 30,
	2011					2010
(In whole shares and dollars)	Shares			Weighted Average Exercise Price		Shares			Weighted Average Exercise Price
Outstanding, beginning of period		2,843,909		$	39.22		3,131,142		$	39.16
Granted		297,000			46.47		389,750			42.45
Exercised		(118,014	)		33.13		(83,420	)		34.98
Forfeited or cancelled		(18,250	)		37.39		(88,930	)		44.10
Expired		(256,250	)		57.00		(125,400	)		44.91
Outstanding, end of period		2,748,395			38.62		3,223,142			39.31

Summary of Restricted Stock Activity

	Six Months Ended June 30,
	2011					2010
(In whole shares and dollars)	Shares			Weighted Average Grant Date Fair Value		Shares			Weighted Average Grant Date Fair Value
Time-based restricted stock units:
Outstanding, beginning of period		838,129		$	40.93		700,904		$	41.12
Granted		111,496			46.10		341,104			42.55
Vested		(187,123	)		45.14		(109,057	)		48.28
Forfeited		(21,944	)		41.54		(56,894	)		40.46
Outstanding, end of period		740,558			40.63		876,057			40.83
Performance-based restricted stock units:
Outstanding, beginning of period		101,680		$	39.62		145,635		$	42.79
Granted		42,500			46.47		41,250			42.15
Vested		(25,055	)		45.21		(31,558	)		48.46
Forfeited		—			—		(15,352	)		47.64
Outstanding, end of period		119,125			40.89		139,975			40.79