16. Employee Benefit Plans and Employment Agreements (Tables)

9 Months Ended

Sep. 30, 2012

Notes to Financial Statements

Components of Pension Benefit Costs

Components of Pension Benefit Costs:	Three Months Ended							Nine Months Ended
($ in millions)	September 30,							September 30,
	2012			2011				2012			2011
				As restated and amended							As restated and amended
Service cost	$	0.2			$	0.2		$	0.7			$	0.7
Interest cost		8.7				9.2			26.1				27.6
Expected return on plan assets		(8.6	)			(8.5	)		(25.7	)			(25.6	)
Net loss amortization		2.6				1.7			7.8				5.2
Pension benefit cost	$	2.9			$	2.6		$	8.9			$	7.9

Components of Other Postretirement Benefit Costs:

Components of Other Post-employment Benefit Costs:	Three Months Ended							Nine Months Ended
($ in millions)	September 30,							September 30,
	2012			2011				2012			2011
				As restated and amended							As restated and amended
Service cost	$	0.1			$	0.1		$	0.2			$	0.3
Interest cost		0.5				0.7			1.4				2.0
Net gain amortization		—				—			(0.1	)			—
Prior service cost amortization		(0.4	)			(0.5	)		(1.2	)			(1.5	)
Other post-employment benefit cost	$	0.2			$	0.3		$	0.3			$	0.8