Employee Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2015

Employee Retirement Plans

Schedule of net periodic pension cost for the Company's defined-benefit pension plans

Net periodic pension cost for our defined-benefit pension plans was as follows, in millions:

	Three Months Ended June 30,
	2015					2014
	Qualified			Non-Qualified		Qualified			Non-Qualified
Service cost	$	1		$	—	$	1		$	—
Interest cost	11			3		13			2
Expected return on plan assets	(12		)	—		(12		)	—
Amortization of net loss	5			—		3			—
Net periodic pension cost	$	5		$	3	$	5		$	2

	Six Months Ended June 30,
	2015					2014
	Qualified			Non-Qualified		Qualified			Non-Qualified
Service cost	$	2		$	—	$	2		$	—
Interest cost	23			4		26			4
Expected return on plan assets	(23		)	—		(24		)	—
Amortization of net loss	9			1		6			—
Net periodic pension cost	$	11		$	5	$	10		$	4