Employee Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2014

Employee retirement plans

Schedule of reconciliation of the beginning and ending balances of the projected benefit obligation, fair value of plan assets, funded status of plans, and amounts recognized in the consolidated balance sheets.

	December 31
	2014		2013
Benefit obligation at beginning of year	$	31,715	$	36,209
Service cost		216		246
Interest cost		1,496		1,449
Actuarial (gain) loss		6,156		(5,031)
Benefits paid		(1,221)		(1,158)
		38,362		31,715
Fair value of plan assets at beginning of year		24,638		21,808
Actual return on plan assets		1,221		3,160
Employer contributions through December 31		1,408		828
Benefits paid		(1,221)		(1,158)
		26,046		24,638
	$	(12,316)	$	(7,077)

Pension plan

Employee retirement plans

Schedule of components of net periodic pension or other postretirement benefit cost

		2014		2013		2012
Components of net periodic pension cost:
Service cost	$	216	$	246	$	268
Interest cost		1,496		1,449		1,482
Expected return on plan assets		(1,631)		(1,409)		(1,274)
Amortization of net loss		203		1,205		770
Net periodic pension cost	$	284	$	1,491	$	1,246

Schedule of assumptions used in determining net periodic costs and summary of healthcare cost trend rates

	Year ended December 31
	2014			2013			2012
Discount rates		4.8%  - 4.9	%		4.1	%	4.6	%
Rates of increase in compensation levels:
Salaried		3.5			3.5		3.5
Hourly		N/A			N/A		N/A
Expected long-term rate of return on assets		7.25			7.25		7.25

Schedule of expected benefit payments

2015	$	1,360
2016		1,370
2017		1,410
2018		1,460
2019		1,530
2020-2024		8,800

Schedule of weighted-average asset allocation and actual allocation for the qualified pension plans by asset category

	Target			2014				2013
Large Cap Equity		37	%	$	9,417	36	%	$	7,373	30	%
Mid Cap Equity		4	%		1,005	4	%		938	4	%
Small Cap Equity		3	%		1,019	4	%		935	4	%
International Equity		12	%		2,546	10	%		2,485	10	%
Emerging markets Equity		2	%		645	2	%		617	2	%
Fixed Income and Cash Equivalents		34	%		8,794	34	%		9,830	40	%
Real Estate		8	%		2,620	10	%		2,460	10	%
Total		100	%	$	26,046	100	%	$	24,638	100	%

Schedule of fair values of the Company's pension plan assets

The fair values of the Company’s pension plan assets as of December 31, 2014 are as follows:

	Balance as of December 31, 2014		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Equity holdings	$	15,936	$	—	$	15,936	$	—
Fixed-income holdings		8,794		—		8,794		—
Alternative investments		1,316		—		—		1,316
Total pension plan assets	$	26,046	$	—	$	24,730	$	1,316

The fair values of the Company’s pension plan assets as of December 31, 2013 are as follows:

	Balance as of December 31, 2013		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Assets:
Equity holdings	$	13,582	$	—	$	13,582	$	—
Fixed-income holdings		9,830		—		9,830		—
Alternative investments		1,226		—		—		1,226
Total pension plan assets	$	24,638	$	—	$	23,412	$	1,226

Schedule of reconciliation of the fair value measurements using significant unobservable inputs (Level 3)

	December 31,
		2014		2013
Balance, beginning of year	$	1,226	$	1,117
Deposits		70		41
Actual return on plan assets held at reporting date		155		149
Withdrawals		(135)		(81)
Balance, end of year	$	1,316	$	1,226

Other postretirement benefit cost

Employee retirement plans

Schedule of reconciliation of the beginning and ending balances of the projected benefit obligation, fair value of plan assets, funded status of plans, and amounts recognized in the consolidated balance sheets.

	December 31
	2014		2013
Change in projected benefit obligation:
Benefit obligation at beginning of year	$	4,874	$	6,812
Service cost		159		250
Interest cost		213		245
Participant contributions		63		100
Changes in actuarial assumptions		1,895		(2,085)
Benefits paid		(160)		(448)
Projected benefit obligation at end of year	$	7,044	$	4,874
Amounts recognized in the consolidated balance sheets consisted of:
Accrued expenses and other current liabilities	$	270	$	220
Retiree health benefit obligation		6,774		4,654
	$	7,044	$	4,874

Schedule of components of net periodic pension or other postretirement benefit cost

		2014		2013		2012
Components of net postretirement health benefit cost:
Service cost	$	159	$	250	$	281
Interest cost		213		245	360
Amortization of net gain		(398)		(172)	(17)
Net postretirement healthcare benefit cost (income)	$	(26)	$	323	$	624

Schedule of assumptions used in determining net periodic costs and summary of healthcare cost trend rates

	Year Ended December 31
	2014			2013			2012
Discount rate		4.5	%		3.7	%	4.4	%
Immediate healthcare cost trend rate		*			7.0		8.0
Ultimate healthcare cost trend rate		4.5			4.5		4.5
Assumed annual reduction in trend rate		*			**		***
Participation		60			80		80

*Health Care Cost Trend rate is assumed to be 7.0%  and 6.0% for Pre-65 participants and Post – 65 participants, respectively, beginning in 2014 gradually reducing to an ultimate rate of 4.5% in 2023.

**Health Care Cost Trend rate is assumed to be 7.0% beginning in 2013 gradually reducing to an ultimate rate of 4.5% in 2020.

***Health Care Cost Trend rate is assumed to be 8.0% beginning in 2012 gradually reducing to an ultimate rate of 4.5% in 2019.

Schedule of effect of one percentage point change in the healthcare cost trend rate

	1%		1%
	Increase		Decrease
Effect on total service and interest cost	$	68	$	(58)
Effect on postretirement benefit obligation		831		(720)