Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2019

Retirement Benefits [Abstract]

Summary of Net Periodic Benefit Costs

The net periodic benefit cost was as follows:

For the years ended December 31,	2019			2018			2017
Service cost	$	63		$	77		$	75
Interest	119			118			126
Expected return on assets	—			—			—
Amortization of prior service costs	(57		)	(32		)	22
Recognition of actuarial items	—			—			(15		)
Curtailment gain	(200		)	(47		)	(153		)
Net periodic benefit cost	$	(75	)	$	116		$	55

Summary of Weighted Average Assumptions

The weighted average assumptions were as follows:

For the years ended December 31,	2019	2018	2017
Discount rate for obligations	8.75%	10.50%	9.25%
Discount rate for net periodic benefit costs	10.50%	9.25%	8.50%
Rate of compensation increases	4.50%	4.50%	4.50%
Expected return in plan assets	N/A	N/A	N/A

Summary of Change In Projected Benefit Obligations, In Plan Assets And Funded (Unfunded) Status

The change in PBO, change in plan assets and funded (unfunded) status for those entities with pension plans were as follows:

For the years ended December 31,	2019			2018			2017
Change in PBO:
PBO at beginning of year	$	1,173		$	1,336		$	1,423
Service cost	63			77			75
Interest	119			118			126
Actuarial loss (gain)	408			(214		)	(171		)
Benefits paid by plan	(79		)	(90		)	(33		)
Curtailment gain	(200		)	(47		)	(153		)
Foreign exchange	66			(7		)	69
PBO at end of year	$	1,550		$	1,173		$	1,336
Fair value of assets at end of year	—			—			—
Unfunded status	$	1,550		$	1,173		$	1,336
Amount recognized in AOCI, pre-tax	$	(170	)	$	(610	)	$	(439	)
Accumulated benefit obligation	$	1,550		$	1,173		$	1,336

Schedule of Estimated Future Benefit Payments

The estimated future benefit payments for the next 10 fiscal years are as follows:

For the year ending December 31,
2020	$	163
2021	173
2022	151
2023	147
2024	136
2025 through 2029	1,178