Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2014

Defined Benefit Plan Disclosure [Line Items]

Changes in benefit obligation, plan assets and funded status

The change in benefit obligation, change in plan assets and the funded status is as follows:

	Pension Benefits						Postretirement Benefits
	2014			2013			2014			2013
	(in thousands)
Change in benefit obligation
Benefit obligation at January 1	$	21,491		$	24,417		$	75		$	111
Service cost	227			198			—			1
Interest cost	970			882			3			4
Plan amendments	—			—			—			(31		)
Actuarial (gain) loss	4,451			(2,795		)	(1		)	(6		)
Assumed administrative expenses	(227		)	(198		)	—			—
Benefits paid	(1,049		)	(1,013		)	—			(4		)
Benefit obligation at December 31	$	25,863		$	21,491		$	77		$	75
Change in plan assets
Plan assets at January 1	$	16,731		$	14,894		$	—		$	—
Actual return on plan assets	888			2,313			—			—
Administrative expenses	(227		)	(198		)	—			—
Employer contributions	938			735			—			—
Benefits paid	(1,049		)	(1,013		)	—			—
Plan assets at fair value at December 31	$	17,281		$	16,731		$	—		$	—
Funded status
Benefit obligation in excess of plan assets at December 31	$	(8,582	)	$	(4,760	)	$	(77	)	$	(75	)

Amounts recognized in consolidated balance sheets

Amounts recognized in the consolidated balance sheets are as follows:

	Pension Benefits						Postretirement Benefits
	2014			2013			2014			2013
	(in thousands)
Accrued benefit liability—short term	$	(112	)	$	(113	)	$	(4	)	$	(4	)
Accrued benefit liability—long term	(8,470		)	(4,647		)	(73		)	(71		)
Net liability recognized at December 31	$	(8,582	)	$	(4,760	)	$	(77	)	$	(75	)
Net actuarial (loss) gain	$	(8,902	)	$	(4,356	)	$	681		$	735
Net prior service (cost) credit	(25		)	(34		)	29			31
Accumulated other comprehensive (loss) income pre-tax at December 31	$	(8,927	)	$	(4,390	)	$	710		$	766

Components of net periodic benefit cost for the pension and postretirement plans

The components of net periodic benefit cost for the years ended December 31, 2014, 2013 and 2012 are as follows:

	Pension Benefits									Postretirement Benefits
	2014			2013			2012			2014			2013			2012
	(in thousands)
Components of net periodic benefit cost
Service cost	$	227		$	198		$	191		$	—		$	1		$	1
Interest cost	970			882			934			3			4			4
Expected return on plan assets	(1,251		)	(1,114		)	(1,010		)	—			—			—
Recognized actuarial loss (gain)	269			767			705			(55		)	(76		)	(80		)
Amortization of prior service cost (gain)	8			8			8			(3		)	(391		)	(391		)
Curtailment gain recognized	—			—			—			—			(1,698		)	—
Total net periodic benefit cost	$	223		$	741		$	828		$	(55	)	$	(2,160	)	$	(466	)

Summary of benefits which reflect expected future service expected to be paid out

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

	Pension Benefits		Postretirement Benefits
	(in thousands)
2015	$	1,119	$	4
2016	1,136		4
2017	1,178		4
2018	1,238		4
2019	1,276		4
2020 and thereafter	6,956		23
Total	$	12,903	$	43

Company's pension plans' asset valuation in the fair value hierarchy levels

The Company's pension plans' asset valuation in the fair value hierarchy levels, discussed in detail in Note 5, along with the weighted average asset allocations as of December 31, 2014, by asset category, are as follows:

	Level 1		Level 2		Level 3		Total
	(in thousands)
Asset Category
Short-term investments	$	—	$	753	$	—	$	753
Corporate stocks - common	4,092		—		—		4,092
Mutual funds - equity	6,084		—		—		6,084
Debt securities
Exchange traded funds	5,698		—		—		5,698
Government	526		—		—		526
Asset backed	—		128		—		128
	$	16,400	$	881	$	—	$	17,281

The Company's pension plans' asset valuation in the fair value hierarchy levels, along with the weighted average asset allocations as of December 31, 2013, by asset category, are as follows:

	Level 1		Level 2		Level 3		Total
	(in thousands)
Asset Category
Short-term investments	$	—	$	574	$	—	$	574
Corporate stocks - common	4,054		—		—		4,054
Mutual funds - equity	5,918		—		—		5,918
Debt securities
Exchange traded funds	5,458		—		—		5,458
Government	454		—		—		454
Asset backed	—		273		—		273
	$	15,884	$	847	$	—	$	16,731

Benefit Obligations [Member]

Defined Benefit Plan Disclosure [Line Items]

Assumptions used to determine pension and postretirement items

The decrease in the discount rates and the use of the updated mortality tables and projection scales resulted in an increase in the benefit obligation, which will be amortized through actuarial losses. The assumptions used to determine end of year benefit obligations are shown in the following table:

	Pension Benefits				Postretirement Benefits
	2014		2013		2014		2013
Discount rate	3.75	%	4.64	%	3.60	%	4.39	%

Net Periodic Cost [Member]

Defined Benefit Plan Disclosure [Line Items]

Assumptions used to determine pension and postretirement items

The assumptions used in the measurement of net periodic cost are shown in the following table:

	Pension Benefits						Postretirement Benefits
	2014		2013		2012		2014		2013		2012
Discount rate	4.64	%	3.70	%	4.25	%	4.39	%	3.67	%	4.18	%
Expected return on plan assets	7.50	%	7.50	%	7.50	%	N/A		N/A		N/A