Pension Benefits and Postretirement Benefits Other Than Pensions (Tables)

6 Months Ended

Jun. 30, 2014

Pension Plans [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

The components of Pension Expense for the six and three months endedJune 30, 2014 and 2013 were:

	Six Months Ended						Three Months Ended
(Dollars in Millions)	Jun 30, 2014			Jun 30, 2013			Jun 30, 2014			Jun 30, 2013
Service Cost Earned	$	4.4		$	5.4		$	2.2		$	2.7
Interest Cost on Projected Benefit Obligation	12.4			11.2			6.2			5.7
Expected Return on Plan Assets	(17.5		)	(14.9		)	(8.8		)	(7.5		)
Amortization of Accumulated Unrecognized Actuarial Loss	4.8			13.1			2.5			7.2
Total Pension Expense Recognized	$	4.1		$	14.8		$	2.1		$	8.1

Postretirement Benefits Other than Pensions [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

The components of Postretirement Benefits Other than Pensions Expense for the six and three months endedJune 30, 2014 and 2013 were:

	Six Months Ended						Three Months Ended
(Dollars in Millions)	Jun 30, 2014			Jun 30, 2013			Jun 30, 2014			Jun 30, 2013
Service Cost on Benefits Earned	$	0.1		$	0.1		$	—		$	—
Interest Cost on Projected Benefit Obligation	0.6			0.6			0.3			0.3
Amortization of Accumulated Unrecognized Actuarial Gain	(0.9		)	(0.6		)	(0.6		)	(0.3		)
Total Postretirement Benefits Other than Pensions Expense	$	(0.2	)	$	0.1		$	(0.3	)	$	—