EMPLOYEE RETIREMENT PLANS (Tables)

12 Months Ended

Dec. 31, 2020

Defined Benefit Pension Plans And Defined Benefit Postretirement Plans [Abstract]

Information Relating to the Company's Plan

Information relating to the Company’s plan is as follows (in thousands):

	Year Ended December 31,
	2020		2019
Change in benefit obligation:
Benefit obligation, beginning of year	$	51,117	$	44,055
Service cost		1,092		969
Interest cost		1,285		1,613
Actuarial loss		25,033		4,480
Benefit obligation, end of year		78,527		51,117
Fair value of plan assets		—		—
Unfunded status of the plan, end of year	$	78,527	$	51,117
Current liability		—		—
Noncurrent liability	$	78,527	$	51,117

Components of Net Periodic Pension Cost

The components of net periodic pension cost were as follows (in thousands):

	Year Ended December 31,
	2020		2019		2018
Service cost	$	1,092	$	969	$	1,301
Interest cost		1,285		1,613		1,047
Amortization of prior service cost		1,098		1,595		1,683
Amortization of loss		2,181		1,641		435
Total net periodic benefit cost	$	5,656	$	5,818	$	4,466

Assumptions Used to Determine Benefit Obligation and Net Periodic Pension Cost

Assumptions used to determine the year end benefit obligation were as follows:

	Year Ended December 31,
	2020			2019
Discount rate		1.54	%		2.64	%
Rate of compensation increases		3.50	%		3.50	%

Assumptions used to determine the net periodic pension cost were as follows:

	Year Ended December 31,
	2020			2019			2018
Discount rate		2.64	%		3.82	%		3.22	%
Rate of compensation increases		3.50	%		3.50	%		3.50	%

Amounts to be Amortized from Accumulated Other Comprehensive Loss into Net Periodic Pension Cost in Next Fiscal Year

The estimated amounts to be amortized from accumulated other comprehensive loss into the net periodic pension cost in 2021 are as follows (in thousands):

Amortization of prior service cost	$	1,099
Amortization of loss		4,936
Total	$	6,035

Benefit Payments Expected to be Paid

Benefit payments, which reflect estimated future service, are currently expected to be paid as follows (in thousands):

Year	Projected Benefits
2021	$	—
2022		5,945
2023		6,421
2024		6,421
2025		6,421
2026-2030		42,300
Thereafter		26,300