EMPLOYEE BENEFIT PLANS

9 Months Ended

Sep. 30, 2014

Compensation and Retirement Disclosure [Abstract]

EMPLOYEE BENEFIT PLANS

EMPLOYEE BENEFIT PLANS

Net periodic benefit costs recognized included the following components for the three months ended September 30, 2014 (in millions): 

	Three Months Ended September 30,
	Qualified						Nonqualified				Postretirement Medical
	2014			2013			2014		2013		2014			2013
Service cost	$	8		$	11		$	—	$	—	$	1		$	1
Interest cost	21			19			—		—		1			1
Expected return on assets	(30		)	(27		)	—		—		—			—
Amortization of prior service cost	—			(1		)	—		—		—			—
Recognized actuarial loss (gain)	3			11			—		—		(1		)	—
Total	$	2		$	13		$	—	$	—	$	1		$	2

Net periodic benefit costs recognized included the following components for the nine months ended September 30, 2014 (in millions): 

	Nine Months Ended September 30,
	Qualified				Nonqualified		Postretirement Medical
	2014		2013		2014	2013	2014		2013
Service cost	24		34		—	1	2		3
Interest cost	61		55		1	1	3		3
Expected return on assets	(88	)	(82	)	—	—	—		—
Amortization of prior service cost	(1	)	(1	)	—	—	—		—
Recognized actuarial loss	10		32		—	—	(2	)	—
Total	6		38		1	2	3		6