Pensions and Other Postretirement Benefits (Tables)

6 Months Ended

Jun. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs

The following table summarizes the components of net periodic pension cost under the Dutch Plan for the three and six months ended June 30, 2014 and 2013 (in thousands):

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2014			2013			2014			2013
	(Unaudited)						(Unaudited)
Service cost	$	372		$	388		$	742		$	784
Interest cost	452			411			902			831
Expected return on plan assets	(335		)	(317		)	(669		)	(640		)
Amortization of transition asset	(22		)	(22		)	(44		)	(44		)
Amortization of prior service cost	1			40			3			80
Amortization of actuarial loss	135			117			270			234
Net periodic pension cost	$	603		$	617		$	1,204		$	1,245

Fair Value, by Balance Sheet Grouping

The following table summarizes the fair value balances (in thousands):

(Unaudited)			Fair Value Measurement at
			June 30, 2014
	Total		Level 1		Level 2		Level 3
Assets:
Deferred compensation trust assets (1)	$	23,137	$	—	$	23,137	$	—
Liabilities:
Deferred compensation plan	$	28,105	$	—	$	28,105	$	—

			Fair Value Measurement at
			December 31, 2013
	Total		Level 1		Level 2		Level 3
Assets:
Deferred compensation trust assets (1)	$	20,104	$	—	$	20,104	$	—
Liabilities:
Deferred compensation plan	$	25,470	$	1,182	$	24,288	$	—
(1) Trust assets consist of the cash surrender value of life insurance policies intended to assist in the funding of the deferred compensation plan and are included in Other assets in the Balance Sheet.