Note 14 - Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Net Benefit Costs [Table Text Block]

	Year ended December 31,
	2022			2021
Service cost	$	5		$	4
Interest cost on projected benefit obligation		839			774
Net amortization of actuarial loss		560			613
Expected return on plan assets		(837	)		(773	)
Net periodic benefit cost	$	567		$	618

Net Periodic Benefit Cost Recognized in Income Statement [Table Text Block]

	Year ended December 31,
	2022		2021
Service cost:
Selling, general and administrative expenses	$	5	$	4
Other net periodic benefit costs:
Other expense, net		562		614
Total	$	567	$	618

Schedule of Changes in Projected Benefit Obligations [Table Text Block]

	December 31,
	2022			2021
Change in benefit obligation
Benefit obligation at beginning of year	$	32,756		$	36,859
Service cost		5			4
Interest cost		839			774
Actuarial loss		(6,303	)		(2,245	)
Benefits paid		(2,506	)		(2,636	)
Benefit obligation at end of year	$	24,791		$	32,756
Change in plan assets:
Fair value of plan assets at beginning of year	$	30,051		$	32,353
Actual return on plan assets		(4,768	)		37
Company contributions		66			297
Benefits paid		(2,506	)		(2,636	)
Fair value of plan assets at end of year	$	22,843		$	30,051
Underfunded status of the plans	$	(1,948	)		(2,705	)

Balance sheet assets (liabilities):
Other assets	$	645		$	595
Accrued liabilities		(16	)		(126	)
Other liabilities		(2,577	)		(3,174	)
Net amount recognized	$	(1,948	)	$	(2,705	)

Pension plans with accumulated benefit obligation in excess of plan assets:
Projected benefit obligation	$	17,260	$	22,846
Accumulated benefit obligation		17,260		22,846
Fair value of plan assets		14,665		19,545

Projected benefit obligation and net periodic pension cost assumptions:
Discount rate – projected benefit obligation			5.40	%			2.70	%
Discount rate – net periodic pension cost			2.70				2.25
Rate of compensation increase			N/A				N/A
Expected long-term rate of return on plan assets	2.35	–	3.40		1.80	–	2.95

	December 31,
	2022			2021
Weighted average asset allocation:
Equity securities		16	%		16	%
Debt securities		83			81
Other		1			3
Total		100	%		100	%

Schedule of Allocation of Plan Assets [Table Text Block]

	Quoted Prices In Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)
Asset categories
Cash and cash equivalents	$	2,365	$	0
Equity securities:				0
U.S. Large Cap		1,671		0
U.S. Mid Cap		566		0
U.S. Small Cap		209		0
World Equity		1,194		0
Real Estate		210		0
Other		106		0
Fixed income securities		5,018		11,504
Total Plan Assets	$	11,339	$	11,504

	Quoted Prices In Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)
Asset categories
Cash and cash equivalents	$	2,371	$	0
Equity securities:				0
U.S. Large Cap		2,008		0
U.S. Mid Cap		863		0
U.S. Small Cap		169		0
World Equity		1,733		0
Real Estate		405		0
Other		547		0
Fixed income securities		6,814		15,141
Total Plan Assets	$	14,910	$	15,141

Schedule of Expected Benefit Payments [Table Text Block]

2023	$	2,513
2024		2,456
2025		2,388
2026		2,300
2027		2,223
2028-2032		9,885
Total	$	21,765