Employee Benefit Plans Level 3 (Tables)

6 Months Ended

Jun. 30, 2017

Compensation and Retirement Disclosure [Abstract]

Components of net periodic benefit cost

Components of Net Periodic Cost (Benefit)
	Pension Benefits						Other Postretirement Benefits
	Three Months Ended June 30,						Three Months Ended June 30,
	2017			2016			2017			2016
Service cost	$	1		$	1		$	—		$	—
Interest cost	49			59			2			3
Expected return on plan assets	(80		)	(76		)	(2		)	(3		)
Amortization of prior service credit	—			—			(2		)	(1		)
Amortization of actuarial loss	15			13			1			1
Settlements	750			—			—			—
Net periodic cost (benefit)	$	735		$	(3	)	$	(1	)	$	—

Components of Net Periodic Cost (Benefit)
	Pension Benefits						Other Postretirement Benefits
	Six months ended June 30,						Six months ended June 30,
	2017			2016			2017			2016
Service cost	$	2		$	1		$	—		$	—
Interest cost	98			118			4			6
Expected return on plan assets	(159		)	(153		)	(4		)	(5		)
Amortization of prior service credit	—			—			(3		)	(3		)
Amortization of actuarial loss	30			27			2			2
Settlements	750			—			—			—
Net periodic cost (benefit)	$	721		$	(7	)	$	(1	)	$	—