The Company provides certain full-time employees with pension benefits under defined benefit and defined contribution plans. The measurement date for all plans is December 31. The Company's expense for its defined contribution plans amounted to $8.1 million in 2020, $8.8 million in 2019 and $7.2 million in 2018. The Company also provides health insurance benefits to certain employees and retirees.

The Company has an unfunded noncontributory defined benefit pension plan. The plan provides defined benefits based on years of service and average monthly compensation using a career average formula. Pension benefits were frozen at July 1, 2010.

The Company also has postretirement health care benefit plans covering substantially all of its full-time employees hired prior to January 1, 2003. These plans are generally contributory and include a cap on the Company's share of the related costs.

Following are the details of the obligation and funded status of the pension and postretirement benefit plans:


(in thousands)	Pension Benefits				Postretirement Benefits
Change in benefit obligation	2020		2019		2020		2019
Benefit obligation at beginning of year	$	3,088	$	4,362	$	24,872	$	20,638
Service cost	—		—		221		365
Interest cost	48		116		719		854
Actuarial (gains) losses	68		44		452		4,687
Participant contributions	—		—		298		297
Benefits paid	(1,320)		(1,434)		(1,238)		(1,969)
Benefit obligation at end of year	$	1,884	$	3,088	$	25,324	$	24,872


(in thousands)	Pension Benefits				Postretirement Benefits
Change in plan assets	2020		2019		2020		2019
Fair value of plan assets at beginning of year	$	—	$	—	$	—	$	—

Company contributions	1,320		1,434		940		1,672
Participant contributions	—		—		298		297
Benefits paid	(1,320)		(1,434)		(1,238)		(1,969)
Fair value of plan assets at end of year	$	—	$	—	$	—	$	—

Under funded status of plans at end of year	$	(1,884)	$	(3,088)	$	(25,324)	$	(24,872)

Amounts recognized in the Consolidated Balance Sheets at December 31, 2020 and 2019 consist of:


	Pension Benefits				Postretirement Benefits
(in thousands)	2020		2019		2020		2019
Accrued expenses and other current liabilities	$	1,014	$	1,309	$	1,310	$	1,292
Other long-term liabilities	870		1,779		24,014		23,580
Net amount recognized	$	1,884	$	3,088	$	25,324	$	24,872

Following are the details of the pre-tax amounts recognized in accumulated other comprehensive loss at December 31, 2020:


	Pension Benefits				Postretirement Benefits
(in thousands)	Unamortized Actuarial Net Losses		Unamortized Prior Service Costs		Unamortized Actuarial Net Losses		Unamortized Prior Service Costs
Balance at beginning of year	$	3,034	$	—	$	(4,442)	$	2,276
Amounts arising during the period	68		—		452		—
Amounts recognized as a component of net periodic benefit cost	(248)		—		(79)		911
Balance at end of year	$	2,854	$	—	$	(4,069)	$	3,187

Amounts applicable to the Company's defined benefit plans with accumulated benefit obligations in excess of plan assets are as follows:


	December 31,
(in thousands)	2020		2019
Projected benefit obligation	$	1,884	$	3,088
Accumulated benefit obligation	$	1,884	$	3,088

The combined benefits expected to be paid for all Company defined benefit plans over the next ten years are as follows:


(in thousands)	Expected Pension Benefit Payout		Expected Postretirement Benefit Payout
2021	$	1,014	$	1,310
2022	259		1,328
2023	207		1,324
2024	207		1,316
2025	193		1,328
2026-2030	4		6,577


	Pension Benefits						Postretirement Benefits
	December 31,						December 31,
(in thousands)	2020		2019		2018		2020		2019		2018
Service cost	$	—	$	—	$	—	$	221	$	365	$	319
Interest cost	48		116		130		719		854		752
Expected return on plan assets	—		—		—		(911)		(911)		(910)
Recognized net actuarial loss	248		232		243		79		—		—
Net periodic benefit cost	$	296	$	348	$	373	$	108	$	308	$	161

Following are weighted average assumptions of pension and postretirement benefits for each year:


	Postretirement Benefits
	2020		2019		2018
Used to Determine Benefit Obligations at Measurement Date
Discount rate (a)	2.2	%	3.0	%	4.1	%
Used to Determine Net Periodic Benefit Cost for Years ended December 31
Discount rate (b)	3.0	%	4.1	%	3.4	%
Expected long-term return on plan assets	—		—		—
Rate of compensation increases	—		—		—

(a)The calculated rate for the unfunded employee retirement plan was 0.50%, 2.00% and 3.20% in 2020, 2019, and 2018, respectively. Since it was terminated in 2015, the defined benefit pension plan did not have a discount rate during the three-year period presented above.

(b)The calculated rate for the unfunded employee retirement plan was 2.00%, 3.20% and 2.50% in 2020, 2019, and 2018, respectively. Since it was terminated in 2015, the defined benefit pension plan did not have a discount rate during the three-year period presented above.


Assumed Health Care Cost Trend Rates at Beginning of Year
	2020		2019
Health care cost trend rate assumed for next year	3.0	%	3.0	%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate) (a)	N/A		N/A
Year that the rate reaches the ultimate trend rate (a)	N/A		N/A

(a)In 2017, the Company's remaining uncapped participants were converted to a Medicare Exchange Health Reimbursement Arrangement, which put a 2% cap on the Company's share of the related costs.