Retirement Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2014

Retirement Benefit Plans [Abstract]

Defined Contribution Plan Matching Obligations

We maintain various defined contribution plans, which include profit sharing and provide retirement benefits for substantially all of our employees. Matching obligations, in connection with the plans which are funded in cash and typically contributed to the plans in March of the following year, are as follows (in thousands):

	U.S. Defined Contribution
Year ended December 31,
2014	$	8,267
2013		8,115
2012		8,100

Defined Benefit Plan Amounts Included in Other Comprehensive Income

The following defined benefit plan amounts were included in other comprehensive income (loss), net of tax, during the year ended December 31, 2014 (in thousands):

	Incurred but Not Recognized		Reclassification Adjustment for Prior Period Amounts Recognized
Actuarial gains (losses)
SERP defined benefit plan	$	261	$	233
Prior service (cost) credit
SERP defined benefit plan		—		—
	$	261	$	233

Components of Net Periodic Benefit Cost for Defined Benefit Plan

The components of net periodic benefit cost for our defined benefit plan include the following (in thousands):

	December 31,
Defined benefit retirement plan:	2014		2013		2012
Service cost	$	164	$	180	$	130
Interest cost		277		235		186
Amortization of prior service cost		—		28		110
Amortization of unrecognized loss		388		690		261
Net periodic benefit cost	$	829	$	1,133	$	687

Defined Benefit Pension Plan, Projected Benefit Obligation ("PBO"), Accumulated Benefit Obligation ("ABO") and Fair Value of Plan's Assets

For the defined benefit pension plan, the projected benefit obligation (“PBO”), accumulated benefit obligation (“ABO”) and fair value of the plan’s assets are as follows (in thousands):

	December 31,
	2014		2013
Projected benefit obligation	$	6,538	$	5,661
Accumulated benefit obligation		6,538		5,123
Fair value of plan assets		—		—

SERP Defined Benefit Plan [Member]

Defined Benefit Plan Disclosure [Line Items]

Funded (Unfunded) Status

	Defined Benefit Retirement Plan
	2014			2013
Change in benefit obligation:
Benefit obligation at beginning of year	$	5,661		$	4,725
Service cost		164			180
Interest cost		277			235
Actuarial loss		436			521
Benefit obligation at end of year	$	6,538		$	5,661
Unfunded status of the plan	$	(6,538	)	$	(5,661	)

Amounts Recognized in Balance Sheet

Amounts recognized in the balance sheet:
Accrued postretirement benefit liabilities	$	6,538	$	5,661
Accumulated other comprehensive loss (pre-tax) related to:
Unrecognized net actuarial losses		1,389		1,342
Unrecognized

Actuarial Assumptions Used to Determine Costs and Benefit Obligations

Actuarial assumptions used to determine costs and benefit obligations related to our defined benefit plan are as follows:

	December 31,
	2014			2013			2012
Discount rates		4.00	%		4.90	%		4.00	%
Salary increase		N/A			4.00	%		4.00	%

Expected Future Benefit Payments

The following benefit payments, which reflect expected future service, as appropriate, are expected to be paid as follows (in thousands):

	Plan Benefits
2015	$	7,143
2016		—
2017		—
2018		—
2019		—
Years 2020 – 2024		—