Pension and Severance Benefits (Tables)

12 Months Ended

Dec. 31, 2013

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs

Pension and severance expense consists of the following:

	Domestic Plans
(In thousands)	2013			2012			2011
Defined benefit and severance plans:
Service cost	$	465		$	363		$	447
Interest on projected benefit obligation	892			1,086			1,237
Expected return on plan assets	(1,294		)	(1,477		)	(1,685		)
Recognized actuarial loss	495			374			239
	558			346			238
Defined contribution plans	4,803			8,544			8,718
Total pension and severance expense	$	5,361		$	8,890		$	8,956
	Foreign Plans
(In thousands)	2013			2012			2011
Defined benefit and severance plans:
Service cost	$	6,992		$	6,783		$	6,291
Interest on projected benefit obligation	4,293			3,903			4,044
Expected return on plan assets	(33		)	(32		)	(34		)
Recognized actuarial loss	734			570			647
Amortization of prior service cost	128			128			128
	12,114			11,352			11,076
Net settlement gain	—			—			(134		)
	12,114			11,352			10,942
Defined contribution plans	461			466			428
Total pension and severance expense	$	12,575		$	11,818		$	11,370

Schedule of Projected Benefit Obligation

Financial information with respect to the company's domestic and foreign defined benefit pension and severance plans is as follows:

	Domestic Plans Year Ended December 31,						Foreign Plans Year Ended December 31,
(In thousands)	2013			2012			2013			2012
Fair value of plan assets at beginning of year	$	19,468		$	18,505		$	5,176		$	5,073
Actual return on plan assets	3,938			2,244			26			47
Employer contributions	839			1,274			6,538			8,372
Benefits paid	(2,872		)	(2,555		)	(6,228		)	(8,275		)
Foreign exchange	—			—			47			(41		)
Fair value of plan assets at end of year	$	21,373		$	19,468		$	5,559		$	5,176
Projected benefit obligation at beginning of year	$	27,333		$	26,774		$	60,685		$	59,228
Service and interest cost	1,357			1,449			11,290			10,686
Actuarial loss (gain)	(2,779		)	1,665			1,856			(942		)
Benefits paid	(2,872		)	(2,555		)	(6,228		)	(8,275		)
Foreign exchange	—			—			208			(12		)
Projected benefit obligation at end of year	$	23,039		$	27,333		$	67,811		$	60,685
Plan assets less than projected benefit obligation	$	(1,666	)	$	(7,865	)	$	(62,252	)	$	(55,509	)

Schedule of Assumptions Used

The following weighted-average assumptions were used to determine the projected benefit obligations for the company's domestic pension plans and foreign pension and severance plans:

	Domestic Plans December 31,				Foreign Plans December 31,
	2013		2012		2013		2012
Discount rate	4.40	%	3.50	%	6.90	%	6.75	%
Rate of compensation increase	n/a		5.00	%	5.00	%	5.00	%

The following weighted-average assumptions were used to determine the net periodic benefit cost for the company's domestic pension plans and foreign pension and severance plans:

	Domestic Plans December 31,				Foreign Plans December 31,
	2013		2012		2013		2012
Discount rate	3.50	%	4.25	%	6.80	%	6.75	%
Rate of compensation increase	5.00	%	5.00	%	5.00	%	5.00	%
Long-term rate of return on plan assets	7.00	%	8.00	%	0.70	%	1.00	%

Schedule of Net Periodic Benefit Cost Not Yet Recognized

Included in "Accumulated other comprehensive income (loss)" in the Consolidated Balance Sheets are the following amounts that have not yet been recognized in net periodic pension cost:

	December 31,
(In thousands)	2013		2012
Unrecognized actuarial losses	$	18,438	$	23,156
Unrecognized prior service costs	692		820

Schedule of Allocation of Plan Assets

The fair values of assets of the company's pension plans were as follows:

			Fair Value Measurements Using
(In thousands)	Total		Level 1		Level 2		Level 3
December 31, 2013
Domestic pension plans:
Money market accounts	$	297	$	297	$	—	$	—
Mutual funds:
Domestic equity	5,183		5,183		—		—
International equity	3,177		3,177		—		—
Domestic fixed income	1,489		1,489		—		—
Domestic closed end	3,754		3,754		—		—
Large-cap common stock	4,712		4,712		—		—
Fixed income securities:
Corporate bonds	1,427		—		1,427		—
Mortgage/asset-backed securities	1,023		—		1,023		—
Other	311		—		311		—
Total assets of domestic pension plans	21,373		18,612		2,761		—
Foreign pension and severance plans:
Cash and equivalents	2,282		2,282		—		—
Equity	383		383		—		—
Fixed income securities	2,894		—		2,894		—
Total assets of foreign pension and severance plans	5,559		2,665		2,894		—
Total assets of pension and severance plans	$	26,932	$	21,277	$	5,655	$	—
December 31, 2012
Domestic pension plans:
Money market accounts	$	393	$	393	$	—	$	—
Mutual funds:
Domestic	7,207		7,207		—		—
International	2,280		2,280		—		—
Large-cap common stock	5,045		5,045		—		—
Fixed income securities:
Corporate bonds	2,442		—		2,442		—
Mortgage/asset-backed securities	1,795		—		1,795		—
Other	306		28		278		—
Total assets of domestic pension plans	19,468		14,953		4,515		—
Foreign pension and severance plans:
Cash and equivalents	2,158		2,158		—		—
Equity	199		199		—		—
Fixed income securities	2,819		—		2,819		—
Total assets of foreign pension and severance plans	5,176		2,357		2,819		—
Total assets of pension and severance plans	$	24,644	$	17,310	$	7,334	$	—

The weighted-average asset allocations of the company's domestic pension plans and foreign pension and severance plans by asset category are as follows:

	Domestic Plans December 31,				Foreign Plans December 31,
	2013		2012		2013		2012
Asset category:
Equity securities	79	%	75	%	7	%	4	%
Fixed income securities	20	%	23	%	52	%	54	%
Cash and equivalents	1	%	2	%	41	%	42	%

Schedule of Expected Benefit Payments

Expected benefit payments for the company's domestic defined benefit pension plans and foreign pension and severance plans are as follows:

(In thousands)	Domestic Plans		Foreign Plans
2014	$	2,032	$	9,248
2015	2,008		8,601
2016	1,964		8,693
2017	1,915		8,380
2018	1,864		8,387
2019-2023	8,369		40,146