Stock-based compensation (Tables)

6 Months Ended

Jun. 30, 2024

Share-Based Payment Arrangement [Abstract]

Summary of Compensation Expense and Income Tax Benefit Recognized

The following table represents the compensation expense and income tax benefits recognized for stock options and restricted stock awards for the periods indicated:

	Three months ended		Six months ended
	June 30, 2024
	(in thousands)
Stock-based compensation expense
Stock options	$	165	$	329
Restricted stock awards		160		320
Total stock-based compensation expense	$	325	$	649
Related tax benefits recognized in earnings	$	71	$	140

Schedule of Compensation Cost Related to Non-vested Awards

The following table sets forth the total compensation cost related to non-vested awards not yet recognized and the weighted average period (in years) over which it is expected to be recognized as of the periods indicated:

	June 30, 2024				December 31, 2023
	Amount		Weighted average period		Amount		Weighted average period
	(Dollars in thousands)
Stock options	$	2,833		4.30	$	3,162		4.80
Restricted stock awards		2,761		4.30		3,081		4.80
Total	$	5,594			$	6,243