Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2011

Employee Benefit Plans

Components Of Net Pension Expense

	Six Months Ended June 30,						Three Months Ended June 30,
	2011			2010			2011			2010
Components of net pension expense
Service cost	$	1.2		$	1.1		$	.6		$	.5
Interest cost		6.7			6.7			3.3			3.4
Expected return on plan assets		(6.7	)		(6.4	)		(3.3	)		(3.2	)
Recognized net actuarial loss		2.0			1.8			1.0			.9
Net pension expense	$	3.2		$	3.2		$	1.6		$	1.6