Note 15 - Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of matching contributions

	2022		2021		2020
	(dollars in thousands)
Matching contribution	$	3,071	$	2,446	$	2,520

Schedule of Change in compensation agreements

	2022		2021		2020
	(dollars in thousands)
Balance, beginning	$	32,353	$	24,713	$	19,474
Employee deferrals		3,615		4,900		3,959
Company match and interest		2,776		3,048		2,628
Cash payments made		(489)		(308)		(1,348)
Balance, ending	$	38,255	$	32,353	$	24,713

Supplemental Executive Retirement Plans [Member]

Notes Tables

Schedule of Change in compensation agreements

	2022		2021		2020
	(dollars in thousands)
Balance, beginning	$	7,273	$	6,189	$	5,160
Expense accrued		1,286		1,532		1,193
Cash payments made		(394)		(448)		(164)
Balance, ending	$	8,165	$	7,273	$	6,189