Note 23 - Commitments and Contingent Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Guarantor Obligations [Table Text Block]

	Amount of Commitment Expiration Per Period
	Total
	Amounts		Less Than						Beyond
	Committed		1 Year		1-3 Years		3-5 Years		5 Years
Letters of Credit:
Employee-Related	$	58,747	$	52,397	$	6,350	$	—	$	—
Environmental		398		398		—		—		—
Other		131,902		107,693		24,209		—		—
Total Letters of Credit	$	191,047	$	160,488	$	30,559	$	—	$	—
Surety Bonds:
Employee-Related	$	81,524	$	80,224	$	1,300	$	—	$	—
Environmental		537,015		498,909		38,106		—		—
Other		4,327		4,178		149		—		—
Total Surety Bonds	$	622,866	$	583,311	$	39,555	$	—	$	—
Guarantees:
Other	$	1,156	$	1,156	$	—	$	—	$	—