Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2019

Defined Benefit Plan [Abstract]

Schedule of plan's funded status and the total amounts recognized in the consolidated balance sheets (in thousands)

	December 31,  2019
	Global		GMG
	Pension Plan		Pension Plan		Total
Projected benefit obligation	$	17,030	$	4,459	$	21,489
Fair value of plan assets		14,267		2,832		17,099
Net unfunded pension liability	$	2,763	$	1,627	$	4,390

	December 31,  2018
	Global		GMG
	Pension Plan		Pension Plan		Total
Projected benefit obligation	$	16,213	$	3,873	$	20,086
Fair value of plan assets		13,372		2,428		15,800
Net unfunded pension liability	$	2,841	$	1,445	$	4,286

Schedule of change in benefit obligation for the Pension Plans (in thousands)

	2019		2018		2017
Benefit obligation at beginning of year	$	20,086	$	22,217	$	20,631
Interest cost		767		714		724
Actuarial (gain) loss		3,839		(1,347)		2,392
Benefits paid		(3,203)		(1,498)		(1,530)
Benefit obligation at end of year	$	21,489	$	20,086	$	22,217

Schedule of weighted-average actuarial assumptions

	Global Pension Plan			GMG Pension Plan
	2019	2018	2017	2019	2018	2017
Discount rate	3.0%	4.1%	3.4%	3.2%	4.2%	3.6%
Expected return on plan assets	7.0%	7.0%	7.0%	7.0%	7.0%	7.0%

Schedule of estimated future benefit payments (in thousands)

2020	$	1,647
2021		1,072
2022		1,281
2023		920
2024		942
2025—2029		7,782
Total	$	13,644