Defined Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2016

Postemployment Benefits [Abstract]

Schedule of Defined Benefit Plans Disclosures

The components of net periodic benefit costs for both plans are as follows:

	Three Months Ended						Nine Months Ended
	September 30, 2016			September 30, 2015			September 30, 2016			September 30, 2015
Service cost	$	201		$	—		$	604		$	—
Interest cost on projected benefit obligation		753			1,142			2,258			3,329
Expected return on plan assets		(953	)		(1,458	)		(2,860	)		(4,375	)
Net loss amortization		73			57			219			173
Net periodic benefit expense (income)	$	74		$	(259	)	$	221		$	(873	)