EMPLOYEE BENEFIT PLANS (Tables)

9 Months Ended

Sep. 30, 2013

Pension and Other Postretirement Benefit Plans

Schedule of Net Benefit Costs [Table Text Block]

: 

	Pension Benefits						Other Postretirement Benefits
Millions of dollars	2013			2012			2013		2012
Three months ended September 30,
Service cost	$	5.1		$	5.0		$	1.2	$	1.1
Interest cost	9.5			10.9			2.8		2.9
Expected return on assets	(15.1		)	(15.0		)	—		—
Prior service cost amortization	1.5			1.8			0.1		0.2
Charge due to curtailment	9.9			—			—		—
Transition obligation amortization	—			—			—		0.2
Amortization of actuarial losses	3.5			4.5			0.8		—
Net periodic benefit cost	$	14.4		$	7.2		$	4.9	$	4.4

Nine months ended September 30,
Service cost	$	16.9		$	14.7		$	4.4	$	3.6
Interest cost	28.4			32.2			8.3		8.9
Expected return on assets	(45.8		)	(44.6		)	—		—
Prior service cost amortization	4.9			5.3			0.5		0.7
Charge due to curtailment	9.9			—			—		—
Transition obligation amortization	—			—			0.3		0.5
Amortization of actuarial losses	14.4			13.8			2.5		0.4
Net periodic benefit cost	$	28.7		$	21.4		$	16.0	$	14.1

SCEG

Pension and Other Postretirement Benefit Plans

Schedule of Net Benefit Costs [Table Text Block]

:

	Pension Benefits						Other Postretirement Benefits
Millions of dollars	2013			2012			2013		2012
Three months ended September 30,
Service cost	$	4.1		$	4.1		$	1.0	$	0.8
Interest cost	8.0			9.1			2.1		2.3
Expected return on assets	(12.7		)	(12.6		)	—		—
Prior service cost amortization	1.3			1.6			0.1		0.1
Charge due to curtailment	8.4			—			—		—
Amortization of actuarial losses	3.0			3.7			0.7		0.1
Net periodic benefit cost	$	12.1		$	5.9		$	3.9	$	3.3

Nine months ended September 30,
Service cost	$	13.7		$	11.8		$	3.5	$	2.8
Interest cost	24.0			27.3			6.5		7.0
Expected return on assets	(38.7		)	(37.8		)	—		—
Prior service cost amortization	4.1			4.5			0.4		0.5
Charge due to curtailment	8.4			—			—		—
Amortization of actuarial losses	12.2			11.7			2.0		0.3
Net periodic benefit cost	$	23.7		$	17.5		$	12.4	$	10.6