EMPLOYEE BENEFIT PLANS (TABLES)

6 Months Ended

Jun. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

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

	Three Months Ended June 30,
	Qualified						Nonqualified				Postretirement Medical
	2014			2013			2014		2013		2014		2013
Service cost	$	8		$	12		$	—	$	1	$	—	$	1
Interest cost	20			18			1		—		1		1
Expected return on assets	(29		)	(28		)	—		—		—		—
Amortization of prior service cost	(1		)	—			—		—		—		—
Recognized actuarial loss (gain)	4			11			—		—		—		—
Total	$	2		$	13		$	1	$	1	$	1	$	2

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

	Six Months Ended June 30,
	Qualified				Nonqualified		Postretirement Medical
	2014		2013		2014	2013	2014		2013
Service cost	16		23		—	1	1		2
Interest cost	40		36		1	1	2		2
Expected return on assets	(58	)	(55	)	—	—	—		—
Amortization of prior service cost	(1	)	—		—	—	—		—
Recognized actuarial loss	7		21		—	—	(1	)	—
Total	4		25		1	2	2		4